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Name

Hiroshi TSUTSUI

Affiliation

Laboratory of Information Communication Networks,
Research Group of Information Communication Systems,
Division of Media and Network Technologies,
Faculty of Information Science and Technology,
Hokkaido University

Also belongs to

• Graduate School of Information Science and Technology,
  Hokkaido University

• 2021–,
  Collaborative Center for Big data and IoT,
  Faculty of Information Science and Technology,
  Hokkaido University

Address

Graduate School of Information Science and Technology,
Hokkaido University,
Nishi 9, Kita 14, Kita-ku, Sapporo, Hokkaido 060-0814, Japan

Room

11-14, 11F,
Graduate School of Information Science and Technology BLDG,
Hokkaido University

How to access

TEL

TEL: +81-11-706-6490

Email

hiroshi.tsutsui (at) ist.hokudai.ac.jp

Biography

Academic qualifications

• Ph.D degree in Informatics, Mar. 2005, Kyoto University, Japan
• MSc degree, Mar. 2002, Kyoto University, Japan
• BE degree, Mar. 2000, Kyoto University, Japan

Professional experiences

• Associate Professor,
  Division of Media and Network Technologies,
  Faculty of Information Science and Technology,
  Hokkaido University
  Apr. 1 2019 - present
• Associate Professor,
  Division of Media and Network Technologies,
  Graduate School of Information Science and Technology,
  Hokkaido University
  May 1 2013 - Mar. 31 2019
• Assistant Professor,
  Department of Communications and Computer Engineering,
  Kyoto University
  June 16 2010 - Apr. 30 2013
• Specially Appointed Assistant Professor,
  Department of Communications and Computer Engineering,
  Kyoto University
  Apr. 2010 - June 15 2010
• Specially Appointed Assistant Professor,
  Department of Information Systems Engineering,
  Osaka University
  Apr. 2007 - Mar. 2010
• Postdoctoral Research Fellow (Specially Appointed Assistant Professor),
  Department of Communications and Computer Engineering,
  Kyoto University
  Apr. 2005 - Mar. 2007
• Research Fellow of the Japan Society for the Promotion of Science
  Apr. 2002 - Mar. 2005

Membership/Affiliation

• IEE (The Institute of Electrical Engineers of Japan),
  Dec 1996–

• IEEE,
  2000–

  • IEEE Sapporo Section
  • IEEE Circuits and Systems Society
  • IEEE Computer Society
  • IEEE Communications Society
  • etc.

• IEICE (The Institute of Electronics, Information and Communication Engineers),
  Apr 2001–

• ACM,
  Sep 2003–

• IIEEJ (The Institute of Image Electronics Engineers of Japan),
  2006–

• IPSJ (Information Processing Society of Japan),
  Feb 2012–

• APSIPA (Asia Pacific Signal and Information Processing Association),
  2012–

• PARTHENON Society,
  Apr 2013–

• ITE (The Institute of Image Information and Television Engineers),
  Apr 2017–

• Synthesis Corporation,
  – June 30, 2017

Qualifications

• On-The-Ground I-Category Special Radio Operator (第一級陸上特殊無線技士), Mar 30, 2020

• Applied Information Technology Engineer Examination (応用情報技術者試験),
  Information-technology Promotion Agency, Japan (IPA) (情報処理推進機構)

  Passed in 2021 Autumn Exam, Dec 17, 2021

• Registered Information Security Specialist Examination (情報処理安全確保支援士試験),
  Information-technology Promotion Agency, Japan (IPA) (情報処理推進機構)

  Passed in 2022 Spring Exam, June 24, 2022

  Registered Information Security Specialist (情報処理安全確保支援士, RISS) (024291)

• Embedded Systems Specialist Examination (エンベデッドシステムスペシャリスト試験),
  Information-technology Promotion Agency, Japan (IPA) (情報処理推進機構)

  Passed in 2022 Autumn Exam, Dec 22, 2022

Social Networks

• Twitter
• Facebook
• Github
  • Gists
  • Amazon URL stripper

Lectures

• 2014- Network Design
  • Syllabus 2021
• 2013- Network Systems
  • Syllabus 2021
• 2014-2019 Computer Engineering
• 2014- Mobile Media Communication
• 2014, 2015, 2016, 2018, 2022 Introduction to Informatics I

Activities (not fully listed)

• The 21st International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC 2006), General Secretary

• APCCAS 2014 (Asia Pacific Conference on Circuits and Systems), Publication Chair

• ISCAS 2019 (IEEE International Symposium on Circuits and Systems), Management Co-Chair

• IEEE TENCON 2020, Japan Sections Supporting Committee Member

• SASIMI

  • SASIMI 2007 (The 14th Workshop on Synthesis And System Integration of Mixed Information technologies), TPC mebmer (Design Subcommittee)

  • SASIMI 2021 (The 23rd Workshop on Synthesis And System Integration of Mixed Information technologies), Publication Chair

  • SASIMI 2022 (The 24th Workshop on Synthesis And System Integration of Mixed Information technologies), Publication Chair

• International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS)

  • ISPACS 2013 at Naha, Publicity Chair
    • IEEE Xplore
    • Conference Record #30637
  • ISPACS 2018 at Ishigaki, Publication Chair
    • IEEE Xplore
    • Conference Record #43669
  • ISPACS International Steering Committee Secretary, 2021–

• International Symposium on Communications and Information Technologies

  • ISCIT 2015 at Nara, Publication Chair
    • IEEE Xplore
    • Conference Record #36094
  • ISCIT 2021 at Virtual/Tottori, Publication Chair
    • IEEE Xplore
    • Conference Record #52804
  • ISCIT 2023 at Sydney, Australia, Publication Chair
    • Conference Record #57293

• PARTHENON Society, Steering Committee Member, 2013–

• IEICE Technical Committee on Smart Info-Media Systems (SIS-TC)

  • FY 2010–2011, Assistant Secretary
  • FY 2012–2013, Secretary
  • FY 2014–2019, Member

• ITE Technical Group on Broadcasting and Communication Technologies (BCT)

  • FY 2017–, Member

• IEICE Society Conference, General Conference

  • 2010 IEICE Society Conference, Program Committee (プログラム編成委員会) Member

  • 2011 IEICE Society Conference, Program Committee (プログラム編成委員会) Member

  • 2014 IEICE General Conference Program Committee (プログラム編成委員会) Member

  • 2016 IEICE Society Conference, Organizing Committee (大会実行委員会) Member

• SISB/SISA
  International Workshop on Smart Info-Media Systems in Bangkok
  International Workshop on Smart Info-Media Systems in Asia

  • SISB 2008, General Secretary, TPC member
  • SISA 2009, TPC member
  • SISA 2010, TPC member
  • SISA 2011, General Secretary, TPC member, International Steering Committee member, SISA Student Paper Awards Selection Committee Scretary and Member
  • SISA 2012, TPC member, International Steering Committee member
  • SISA 2013, TPC member, Web admin, International Steering Committee member
  • SISA 2014, Information System Chair, TPC member, International Steering Committee member
  • SISA 2015, TPC member
  • SISA 2016, Technical Program Co-Chair, TPC Chair
  • SISA 2017, TPC member
  • SISA 2018, Vice General Chair, TPC member
  • SISA 2019, TPC member
  • SISA 2021, General Chair

• IEICE Trans. on Fundamentals,
  Special Section on Smart Multimedia & Communication Systems

  • November 2009 issue, Guest Editor
  • November 2010 issue, Guest Associate Editor
  • November 2011 issue, Guest Associate Editor
  • November 2012 issue, Guest Editor
  • November 2013 issue, Guest Associate Editor
  • November 2014 issue, Guest Associate Editor
  • November 2015 issue, Guest Associate Editor
  • November 2016 issue, Guest Associate Editor
  • November 2017 issue, Guest Editor-in-Chief
  • November 2018 issue, Guest Associate Editor
  • December 2019 issue, Guest Associate Editor
  • March 2023 issue, Guest Editor-in-Chief

• IEICE Trans. on Fundamentals,
  Special Section on “Design Methodologies for System on a Chip”

  • July 2014 issue, Guest Associate Editor
  • July 2015 issue, Guest Associate Editor
  • July 2016 issue, Guest Associate Editor
  • July 2018 issue, Guest Editor
  • July 2019 issue, Guest Editor

• IEICE Hokkaido Section

  • FY 2015, 2016, Secretary
  • FY 2018, 2019, 2020, 2021, Assistant Secretary

• IEEE Sapporo Section

  • 2017–2018, Secretary/Treasurer
  • 2021–2022, Student Activities Committee Chair
  • IEEE Hokkaido University Student Branch
    • 2016–, Counselor

• Joint Convention, the Hokkaido Chapters of the Institutes of Electrical and Information Engineers

  • 2015, Ogranizing Committee Member (IEICE Hokkaido Section)
  • 2016, Ogranizing Committee Member (IEICE Hokkaido Section)
  • 2017, Ogranizing Committee Member (IEEE Sapporo Section)
    • IEICE 100th Anniversary Special Session, Chair
  • 2018, Ogranizing Committee Member (IEEE Sapporo Section)
  • 2019, Session Chair
  • 2020, Virtual Session Room H Administrator
  • 2021, Session Chair

Publications

Keynote Speeches

1. Hiroshi Tsutsui, "Design Techniques for Wireless Communication and Image Processing IP Cores," Invited Talk at Muroran Institute of Technology, Nov. 2022. [URL]
2. Hiroshi Tsutsui, "Design Techniques for Wireless Communication and Image Processing IP Cores," The 1st Hokkaido Young Professionals Workshop, Oct. 2021.
3. Hiroshi Tsutsui, "Design techniques for wireless communication and image processing IP cores," IEICE Technical Report, Vol. 117, No. 401(ICTSSL), p. 55, CAS2017-120, ICTSSL2017-47, 25-26 Jan. 2018 (in Japanese). [URL]
4. Hiroshi Tsutsui, "Design of Variational Based Realtime Retinex Image Enhancement IP Core," 6th AUN/SEED-Net Regional Conference on Electrical and Electronics Engineering (RC-EEE), Mar. 2014.

Peer Reviewed Journal Articles

1. Myat Hsu Aung, Hiroshi Tsutsui, Yoshikazu Miyanaga, "WiFi Fingerprint Based Indoor Positioning Systems Using Estimated Reference Locations," IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, Vol. E103-A, No. 12, pp. 1483-1493, Dec. 2020. [doi:10.1587/transfun.2020SMP0024] [URL]
2. Dabwitso Kasauka, Kenta Sugiyama, Hiroshi Tsutsui, Hiroyuki Okuhata, Yoshikazu Miyanaga, "An Architecture for Real-Time Retinex-Based Image Enhancement and Haze Removal and Its FPGA Implementation," IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, Vol. E102-A, No. 6, pp. 775-782, Jun. 2019. [doi:10.1587/transfun.E102.A.775] [URL]
3. George Mufungulwa, Hiroshi Tsutsui, Yoshikazu Miyanaga, Shin-ichi Abe, "Enhanced Running Spectrum Analysis for Robust Speech Recognition Under Adverse Conditions: Case of Japanese Speech," ECTI Transactions on Computer and Information Technology (ECTI-CIT), Vol. 11, No. 1, pp. 82-90, Jul. 2017. [doi:10.37936/ecti-cit.2017111.81945]
4. Hiroshi Yuasa, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "Parallel Acceleration Scheme for Monte Carlo based SSTA using Generalized STA Processing Element," IEICE Transactions on Electronics, Vol. E96-C, No. 4, Apr. 2013.
5. Takashi Imagawa, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "A Cost-Effective Selective TMR for Coarse-Grained Reconfigurable Architectures based on DFG-Level Vulnerability Analysis," IEICE Transactions on Electronics, Vol. E96-C, No. 4, Apr. 2013.
6. Hiromitsu Awano, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "Bayesian Estimation of Multi-trap RTN Parameters using Markov Chain Monte Carlo Method," IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, Vol. E95-A, No. 12, pp. 2272-2283, Dec. 2012. [URL]
7. Junya Kawashima, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "A Variability-Aware Energy-Minimization Strategy for Subthreshold Circuits," IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, Vol. E95-A, No. 12, pp. 2242-2250, Dec. 2012. [URL]
8. Hiroshi Tsutsui, Koichi Hattori, Hiroyuki Ochi, Yukihiro Nakamura, "A High-Throughput Pipelined Parallel Architecture for JPEG XR Encoding," ACM Transactions in Embedded Computing Systems (TECS), Vol. 11, No. 3, Dec. 2012.
9. Masayuki Hiromoto, Hiroshi Tsutsui, Hiroyuki Ochi, Tomoyuki Osano, Norihiro Ishikawa, Yukihiro Nakamura, "Media Streaming System with Dynamic Rate Control for High Speed Mobile Networks," IPSJ Journal, Vol. 50, No. 10, pp. 2532-2542, Oct. 2009 (in Japanese).
10. Hiroki Sugano, Takahiko Masuzaki, Hiroshi Tsutsui, Takao Onoye, Hiroyuki Ochi, Yukihiro Nakamura, "Efficient Memory Organization Framework for JPEG2000 Entropy Codec," IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, Vol. E92-A, No. 8, pp. 1970-1977, Aug. 2009.
11. Takahiko Masuzaki, Hiroshi Tsutsui, Takao Onoye, Yusuke Mizuno, Gen Sasaki, Yukihiro Nakamura, "A JPEG2000 Codec System Architecture for Single Tile Processing," Journal of IIEEJ, Vol. 38, No. 3, pp. 296-304, May. 2009 (in Japanese). [ISSN:0285-9831]
12. Ryusuke Miyamoto, Jaehoon Yu, Hiroshi Tsutsui, Yukihiro Nakamura, "Highly Accurate Stereo Matching Processor based on Variable Window Approach," Journal of IIEEJ, Vol. 36, No. 3, pp. 210-218, May. 2007 (in Japanese). [ISSN:0285-9831]
13. Ryusuke Miyamoto, Jumpei Ashida, Hiroshi Tsutsui, Yukihiro Nakamura, "Stochastic Pedestrian Tracking based on 6-stick Skeleton Model," IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, Vol. E90-A, No. 3, pp. 606-617, Mar. 2007. [doi:10.1093/ietfec/e90-a.3.606]
14. Hiroshi Tsutsui, Takahiko Masuzaki, Yoshiteru Hayashi, Yoshitaka Taki, Tomonori Izumi, Takao Onoye, Yukihiro Nakamura, "Scalable Design Framework for JPEG2000 System Architecture," Intelligent Automation and Soft Computing, Vol. 13, No. 3, pp. 331-343, Jan. 2006.
15. Hiroshi Tsutsui, Akihiko Tomita, Shigenori Sugimoto, Kazuhisa Sakai, Tomonori Izumi, Takao Onoye, Yukihiro Nakamura, "LUT-Array-Based PLD and Synthesis Approach Based on Sum of Generalized Complex Terms Expression," IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, Vol. E84-A, No. 11, pp. 2681-2689, Nov. 2001.

Peer Reviewed Conference Papers

1. Kota Hirai, Hiroshi Tsutsui, Ying He, Takeo Ohgane, "Power Consumption and Prototype Evaluation of IoT Devices for Environmental Monitoring Systems," Proceedings of International Symposium on Communications and Information Technologies (ISCIT), Oct. 2023.
2. Kyotaro Kunii, Takuya Yasugi, Hiroshi Tsutsui, Takeo Ohgane, "Experimental Evaluation and Field Tests of LoRa Energy Consumption Optimization Approach Using Software-Defined Radio," Proceedings of International Workshop on Smart Info-Media Systems in Asia (SISA), pp. 45-50, Sep. 2022. [doi:10.34385/proc.69.RS1-4]
3. Haojiong Wang, Hiroshi Tsutsui, Matteo Convertino, "Classification of Rich-Classes but Scarce-Samples Images via Multi-modeling: the Humpback Whale Epitome," Proceedings of IEEE Global Conference on Life Sciences and Technologies (LifeTech), pp. 290-292, Mar. 2022. [doi:10.1109/LifeTech53646.2022.9754935]
4. Jimpu Suzuki, Hiroshi Tsutsui, Takeo Ohgane, "An Evaluation of 5G LDPC Decoder Using Min-Sum Irregular LDPC Decoder Design Framework Considering Its QC-LDPC Structure," Proceedings of International Workshop on Smart Info-Media Systems in Asia (SISA), pp. 71-76, Sep. 2021. [doi:10.34385/proc.66.RS2-5]
5. Shingo Kato, Hiroshi Tsutsui, "A Feasibility Study on CNN-LSTM Based Phrase Speech Recognition Compared with LSTM and HMM," Proceedings of International Workshop on Smart Info-Media Systems in Asia (SISA), pp. 154-157, Sep. 2021. [doi:10.34385/proc.66.RS3-7]
6. Haruki Inaba, Hiroshi Tsutsui, Takuya Yasugi, "Wireless Channel Measurement System Using Zynq UltraScale+ RFSoC for MIMO and D2D Communication Systems," Proceedings of Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), pp. 135-138, Dec. 2020.
7. Takuto Fukusaki, Hiroshi Tsutsui, Takeo Ohgane, "An Evaluation of a CNN-Based Parking Detection System with Webcams," Proceedings of Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), pp. 1-4, Dec. 2020.
8. Tomotaka Kawabata, Hiroshi Tsutsui, "An Evaluation of High-Throughput Scalable Radix-4 FFT Processor Architecture Using Fixed-Point Arithmetic," Proceedings of Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), pp. 114-117, Dec. 2020.
9. Jimpu Suzuki, Hiroshi Tsutsui, Takeo Ohgane, "An Evaluation of Design Framework for Min-Sum Irregular LDPC Decoders," Proceedings of Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), pp. 110-113, Dec. 2020.
10. Atsuki Kuriyama, Hiroshi Tsutsui, "An Approach to Maximize SDMA Uplink Communication in an IoT Media Access Control Protocol," Proceedings of International Workshop on Smart Info-Media Systems in Asia (SISA), pp. 49-52, Dec. 2020.
11. Yoshikazu Miyanaga, Yu Tian, Hiroshi Tsutsui, "Robot Speech Recognition of Child Isolated Words," International STEM Education Conference (iSTEM-Ed 2020), Nov. 2020.
12. Hiroshi Tsutsui, Kentaro Yamada, Akihiro Sudou, Yoshikazu Miyanaga, "An Evaluation of Stack Light Indicator Color Detection System Using Web Cameras for Automatic Production Lines," Proceedings of Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), pp. 1423-1426, Nov. 2019. [doi:10.1109/APSIPAASC47483.2019.9023108]
13. Riku Takanashi, Tatsuya Nakagoshi, Noboru Hayasaka, Yoshikazu Miyanaga, Hiroshi Tsutsui, "Voice Activity Detection Using Running Spectrum Analysis for Noise Robust Speech Recognition," Proceedings of International Symposium on Multimedia and Communication Technology (ISMAC), pp. 164-166, Aug. 2019.
14. Jiayue Tang, Yu Tian, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Robust Isolated Speech Recognition for Keyword Detection System Using Hidden Markov Model," Proceedings of International Symposium on Multimedia and Communication Technology (ISMAC), pp. 161-163, Aug. 2019.
15. Yu Tian, Jiayue Tang, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Improvement on Children Speech Recognition under Low Signal-to-Noise Ratio Environment," Proceedings of International Symposium on Multimedia and Communication Technology (ISMAC), pp. 4-6, Aug. 2019.
16. Myat Hsu Aung, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Construction and Management of Fingerprint Database with Estimated Reference Locations for WiFi Indoor Positioning Systems," Proceedings of the 23rd Multi-conference on Systemics, Cybernetics and Informatics (WMSCI 2019), Vol. 2, pp. 7-10, Jul. 2019. [URL]
17. Yoshikazu Miyanaga, Hiroshi Tsutsui, Junji Yamano, Masaki Miura, Tohru Gotoh, Takashi Imagawa, "Development of Real-time FHD Loss-Less Video Communication over an 8×8 MIMO-OFDM System," Proceedings of Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), Nov. 2018.
18. Yoshikazu Miyanaga, Hiroshi Tsutsui, Junji Yamano, Masaki Miura, Tohru Gotoh, Takashi Imagawa, "Development of High Performance RF Modules Used in Real-time FHD Video Communication over 8x8 MIMO-OFDM System," Proceedings of International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS), Nov. 2018.
19. Jiayue Tang, Yu Tian, Xiaonan Jiang, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Evaluation of Keyword Detection Using ACF of Pitch for Robust Speech Recognition," Proceedings of International Symposium on Communications and Information Technologies (ISCIT), pp. 96-100, Sep. 2018.
20. Yu Tian, Jiayue Tang, Xiaonan Jiang, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Accuracy on Children's Speech Recognition under Noisy Circumstances," Proceedings of International Symposium on Communications and Information Technologies (ISCIT), pp. 101-104, Sep. 2018.
21. Yu Tian, Jiayue Tang, Xiaonan Jiang, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Robust Children Isolated Speech Recognition System Using RSA and RSF," Proceedings of International Symposium on Multimedia and Communication Technology (ISMAC), pp. 113-116, Aug. 2018.
22. Jiayue Tang, Yu Tian, Xiaonan Jiang, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Keyword Detection Using F0-VAD in Robust Isolated Phase Recognition System," Proceedings of International Symposium on Multimedia and Communication Technology (ISMAC), pp. 121-124, Aug. 2018.
23. Yunako Katagishi, So Tsuyuguchi, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Evaluation of Entropy Coding Approaches in Block-Based Adaptive Lossless Image Coding Method for Embedded Systems," Proceedings of International Symposium on Multimedia and Communication Technology (ISMAC), Aug. 2018.
24. Xiaonan Jiang, Tatsuya Nakagoshi, George Mufungulwa, Hiroshi Tsutsui, Yoshikazu Miyanaga, Shin-ichi Abe, "Robust Isolated Phrase Recognition System Using Running Spectrum Analysis," Proceedings of Intelligent Transportation Society of America World Congress (ITS 2017), pp. 1-7, AP-TP1039, Oct. 2017.
25. Yoshikazu Miyanaga, Hiroshi Tsutsui, Takashi Imagawa, "FHD loss-less video communication over 8 × 8 MIMO-OFDM," Proceedings of International Symposium on Communications and Information Technologies (ISCIT), pp. 1-5, Sep. 2017. [doi:10.1109/ISCIT.2017.8261236] [URL]
26. Xiaonan Jiang, Tatsuya Nakagoshi, Noboru Hayasaka, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Evaluation of Phrase Rejection Using K-means Clustering for Robust Speech Recognition," Proceedings of International Workshop on Smart Info-Media Systems in Asia (SISA), pp. 154-157, Sep. 2017.
27. Myat Hsu Aung, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Accuracy Evaluation of WiFi Based Indoor Positioning System Using Estimated Reference Locations," Proceedings of International Workshop on Smart Info-Media Systems in Asia (SISA), pp. 321-326, Sep. 2017.
28. Tatsuya Nakagoshi, Xiaonan Jiang, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Robust Speech Recognition Using Low-pass Processing RSA in the Frequency Domain," Proceedings of International Symposium on Multimedia and Communication Technology (ISMAC), pp. 139-142, Aug. 2017.
29. So Tsuyuguchi, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Low-Cost Adaptive Block-Based Lossless Compression Method for Memory Bandwidth Reduction," Proceedings of International Symposium on Multimedia and Communication Technology (ISMAC), pp. 97-100, Aug. 2017.
30. Kentaro Yamada, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Evaluation of Foreground Extraction Using Background Subtraction and GrabCut," Proceedings of International Symposium on Multimedia and Communication Technology (ISMAC), pp. 27-30, Aug. 2017.
31. George Mufungulwa, Hiroshi Tsutsui, Yoshikazu Miyanaga, Shin-ichi Abe, "Robust Speech Recognition for Similar Japanese Pronunciation Phrases Under Noisy Conditions," Proceedings of International Symposium on Signals, Circuits and Systems 2017 (ISSCS2017), pp. 1-4, Jul. 2017. [doi:10.1109/ISSCS.2017.8034928] [URL]
32. George Mufungulwa, Alia Asheralieva, Hiroshi Tsutsui, Shin-ichi Abe, Yoshikazu Miyanaga, "Speech Recognition Using TVLPC Based MFCC for Similar Pronunciation Phrases," Proceedings of IEEE International Symposium on Circuits and Systems (ISCAS), pp. 1918-1921, 28-31 May. 2017.
33. Dabwitso Kasauka, Hiroshi Tsutsui, Seijiro Imai, Takashi Imagawa, Hiroyuki Okuhata, Yoshikazu Miyanaga, "Image Smoothing in the Spatial Domain Using Multigrid Conjugate Gradient Methods Based on Accelerated Iterative Shrinkage," Proceedings of Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), pp. 1-5, Dec. 2016. [doi:10.1109/APSIPA.2016.7820751] [URL]
34. Seijiro Imai, Dabwitso Kasauka, Hiroshi Tsutsui, Takashi Imagawa, Hiroyuki Okuhata, Yoshikazu Miyanaga, "Processing Time Reduction of Tone Mapping Based on Iterative Shrinkage Smoothing Using Parallel Processing," Proceedings of International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS), pp. 1-4, Oct. 2016. [doi:10.1109/ISPACS.2016.7824739] [URL]
35. Hiroki Uesaka, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Accuracy Evaluation of Motion-Compensated Frame Interpolation Using High-Resolution Video and High-Frame-Rate Video," Proceedings of International Workshop on Smart Info-Media Systems in Asia (SISA), Sep. 2016.
36. Licheng Rao, Shingo Yoshizawa, Hiroshi Tsutsui, Yoshikazu Miyanaga, "One-block shared memory FFT processor by using new memory addressing approach," Proceedings of International Symposium on Multimedia and Communication Technology (ISMAC), Aug. 2016.
37. George Mufungulwa, Alia Asheralieva, Hiroshi Tsutsui, Yoshikazu Miyanaga, "New MFCC with Triangular Mel Filtered Time Varying LPC," Proceedings of International Symposium on Multimedia and Communication Technology (ISMAC), Aug. 2016.
38. George Mufungulwa, Alia Asheralieva, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Speech Recognition using MFCC with Time Varying LPC for Similar Pronunciation Phrases," The 31st International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC), Jul. 2016.
39. Dabwitso Kasauka, Hiroshi Tsutsui, Hiroyuki Okuhata, Takashi Imagawa, Yoshikazu Miyanaga, "Image Smoothing Using Spatial Iterative Methods Based on Accelerated Iterative Shrinkage," Proceedings of Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), pp. 779-783, 16-19 Dec. 2015. [doi:10.1109/APSIPA.2015.7415378] [URL] [dblp]
40. Shinya Moriyama, Kosuke Morinaga, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga, Masaki Miura, Tohru Gotoh, Junji Yamano, "Carrier and Sampling Frequency Offset Compensation in 8×8 MIMO-OFDM Systems and its Performance Evaluation Using Measured Data," Proceedings of International Symposium on Multimedia and Communication Technology (ISMAC), pp. 73-76, Sep. 2015.
41. Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga, "A Feasibility Study of a Flexible OFDM Transmitter Towards an Adaptive Control of Communication Quality," Proceedings of International Symposium on Multimedia and Communication Technology (ISMAC), pp. 77-79, Sep. 2015.
42. Federico Ang, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Time-Varying LP Cepstral Features for Improved Isolated Word Speech Recognition," Proceedings of IEEE International Conference on Digital Signal Processing (DSP), pp. 302-306, Jul. 2015. [doi:10.1109/ICDSP.2015.7251880] [ISSN:2165-3577] [ISSN:1546-1874] [URL] [dblp]
43. Federico Ang, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Incorporation of Time-Varying LP Cepstral Features in HMM-Based Isolated Word Speech Recognition," Proceedings of International Symposium on Signals, Circuits and Systems (ISSCS), pp. 1-4, Jul. 2015. [doi:10.1109/ISSCS.2015.7204030] [URL]
44. Takahiro Inatsuki, Masato Matsuura, Kosuke Morinaga, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An FPGA Implementation of Low-latency Video Transmission System Using Lossless and Near-lossless Line-based Compression," Proceedings of IEEE International Conference on Digital Signal Processing (DSP), pp. 1062-1066, Jul. 2015. [doi:10.1109/ICDSP.2015.7252041] [ISSN:2165-3577] [ISSN:1546-1874] [URL] [dblp]
45. Dabwitso Kasauka, Hiroshi Tsutsui, Hiroyuki Okuhata, Yoshikazu Miyanaga, "Computational Cost Analysis and Implementation of Accelerated Iterative Shrinkage Smoothing," Proceedings of Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), pp. 1-4, 9-12 Dec. 2014. [doi:10.1109/APSIPA.2014.7041808] [URL] [dblp]
46. Masahito Umehara, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Approach of Doppler-Tolerant Channel Estimation Using RLS Algorithm for MIMO-OFDM Systems," Proceedings of International Workshop on Smart Info-Media Systems in Asia (SISA), pp. 197-202, Oct. 2014.
47. Hiroki Iwaizumi, Masahiro Sugitani, Baiko Sai, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Video Wireless Communication Based on High Speed 8×8 MIMO-OFDM System," Proceedings of International Symposium on Communications, Control, and Signal Processing (ISCCSP), pp. 627-630, 21-23 May. 2014. [doi:10.1109/ISCCSP.2014.6877943] [URL]
48. Takashi Sato, Junya Kawashima, Hiroshi Tsutsui, Hiroyuki Ochi, "Experimental validation of minimum operating-voltage-estimation for low supply voltage circuits," Proceedings of International Symposium on Quality Electronic Design (ISQED), pp. 428-433, Mar. 2014. [doi:10.1109/ISQED.2014.6783356] [URL]
49. Yuya Inoue, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Study of PAPR Reduction Using Coded PTS in 8×8 MIMO-OFDM Systems," Proceedings of International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS), pp. 363-368, Nov. 2013. [doi:10.1109/ISPACS.2013.6704577] [URL] [dblp]
50. Takashi Imagawa, Masayuki Hiromoto, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "Place-and-Route Algorithms for a Reliability-Oriented Coarse-Grained Reconfigurable Architecture Using Time Redundancy," Proc. of the 18th Workshop on Synthesis And System Integration of Mixed Information technologies (SASIMI2013), pp. 76-81, Oct. 2013.
51. Masahito Umehara, Baiko Sai, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Evaluation of Channel Estimation Using RLS Algorithm in MIMO-OFDM Systems," Proceedings of International Workshop on Smart Info-Media Systems in Asia (SISA), pp. 145-150, Oct. 2013.
52. Masumi Watanabe, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Robust Speech Recognition for Similar Pronunciation Phrases Using MMSE under Noise Environments," Proceedings of International Symposium on Communications and Information Technologies (ISCIT), pp. 802-807, T5, 4-6 Sep. 2013. [doi:10.1109/ISCIT.2013.6645971] [URL]
53. Masato Matsuura, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Realtime Transmission of Full High-Definition 30 Frames/s Videos over 8×8 MIMO-OFDM Channels Using HACP-Based Lossless Coding," Proceedings of International Symposium on Communications and Information Technologies (ISCIT), pp. 797-801, T4, 4-6 Sep. 2013. [doi:10.1109/ISCIT.2013.6645970] [URL]
54. Yuki Hikiyama, Hiroshi Tsutsui, Yoshikazu Miyanaga, "MIMO Propagation Scenario Discrimination for Adaptive Wireless Communication Systems," Proceedings of International Symposium on Communications and Information Technologies (ISCIT), pp. 674-679, S2, 4-6 Sep. 2013. [doi:10.1109/ISCIT.2013.6645956] [URL]
55. Kosuke Morinaga, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Evaluation of Wireless Video Transmission Using Lossless Video Compression and 8×8 MIMO-OFDM Wireless Transceiver," Proceedings of International Symposium on Communications and Information Technologies (ISCIT), pp. 685-690, S5, 4-6 Sep. 2013. [doi:10.1109/ISCIT.2013.6645962] [URL]
56. Takafumi Fujita, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "Complexity Based Adaptive Sampling for Compressive Sensing Image Sensors," in Proc. of Workshop on Circuits and Systems, pp. 397-402, Jul. 2013 (in Japanese).
57. Tsuyoshi Okazaki, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "A Random Walk Based Power Supply Network Analysis Utilizing Quasi Zero Variance Importance Sampling and Error Smoothing," in Proc. of Workshop on Circuits and Systems, pp. 472-477, Jul. 2013 (in Japanese).
58. Kazunori Kimura, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "A correlational study between most probable failure point and yield in SRAM circuit analysis," in Proc. of Workshop on Circuits and Systems, pp. 374-379, Jul. 2013 (in Japanese).
59. Shiyi Zhang, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "Histogram Propagation Based Statistical Timing Analysis Using Dependent Node Selection," The 28th International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC), pp. 321-324, Jun. 2013.
60. Shinya Matsuda, Takashi Imagawa, Hiroshi Tsutsui, Takashi Sato, Yukihiro Nakamura, Hiroyuki Ochi, "Architecture for Sealed Wafer-scale Mask ROM for Long-term Digital Data Preservation," The 28th International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC), pp. 274-277, Jun. 2013.
61. Takumi Morishita, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "Fast and Memory-Efficient GPU Implementations of Krylov Subspace Methods for Efficient Power Grid Analysis," Proc. of GLSVLSI 2013, pp. 95-100, May. 2013. [URL]
62. Hiromitsu Awano, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "Multi-trap RTN Parameter Extraction based on Bayesian Inference," Proceedings of International Symposium on Quality Electronic Design (ISQED), pp. 597-602, Mar. 2013. [doi:10.1109/ISQED.2013.6523672]
63. Zoltan Endre Rakosi, Masayuki Hiromoto, Hiroshi Tsutsui, Takashi Sato, Yukihiro Nakamura, Hiroyuki Ochi, "Hot-Swapping Architecture with Back-biased Testing for Mitigation of Permanent Faults in Functional Unit Array," Proceedings of Design, Automation and Test in Europe (DATE), Mar. 2013.
64. Takashi Imagawa, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "High-speed DFG-level SEU Vulnerability Analysis for Applying Selective TMR to Resource-Constrained CGRA," Proceedings of International Symposium on Quality Electronic Design (ISQED), Mar. 2013.
65. Takashi Imagawa, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "A Cost-Effective Selective TMR for Heterogeneous Coarse-Grained Reconfigurable Architectures based on DFG-Level Vulnerability Analysis," Proceedings of Design, Automation and Test in Europe (DATE), Mar. 2013.
66. Tetsuro Miyakawa, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "Realization of frequency-domain circuit analysis through random walk," ACM/IEEE Asia South Pacific Design Automation Conference (ASP-DAC), pp. 169-174, Jan. 2013. [doi:10.1109/ASPDAC.2013.6509591]
67. Hiroshi Tsutsui, Satoshi Yoshikawa, Hiroyuki Okuhata, Takao Onoye, "Halo Artifacts Reduction Method for Variational based Realtime Retinex Image Enhancement," Proc. of APSIPA ASC 2012, Dec. 2012.
68. Hirofumi Shimizu, Hiromitsu Awano, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "Estimation of Model Parameters for Random Telegraph Noise Based on Information Criterion," in Proc. of IPSJ DA Symposium, Vol. 2012, No. 5, pp. 49-54, Aug. 2012 (in Japanese). [ISSN:1344-0640]
69. Junya Kawashima, Hiroyuki Ochi, Hiroshi Tsutsui, Takashi Sato, "A Study for Improving Minimum Operation Voltage and Its Estimation Accuracy," in Proc. of Workshop on Circuits and Systems, pp. 313-318, Jul. 2012 (in Japanese).
70. Takumi Morishita, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "Fast GPU Implementations of Krylov Subspace Methods for Power Grid Analysis," in Proc. of Workshop on Circuits and Systems, Vol. 25, pp. 432-437, Jul. 2012 (in Japanese).
71. Takashi Sato, Hiromitsu Awano, Hirofumi Shimizu, Hiroshi Tsutsui, Hiroyuki Ochi, "Statistical observations of NBTI-induced threshold voltage shifts on small channel-area devices," Proceedings of International Symposium on Quality Electronic Design (ISQED), pp. 306-311, Mar. 2012. [doi:10.1109/ISQED.2012.6187510]
72. Hiroshi Yuasa, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "Hardware Architecture for Accelerating Monte Carlo based SSTA using Generalized STA Processing Element," Proc. of the 17th Workshop on Synthesis And System Integration of Mixed Information technologies (SASIMI2012), pp. 205-210, Mar. 2012.
73. Takashi Imagawa, Takahiro Oue, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "GPU Acceleration of Cycle-based Soft-Error Simulation for Reconfigurable Array Architectures," Proc. of the 17th Workshop on Synthesis And System Integration of Mixed Information technologies (SASIMI2012), pp. 88-93, Mar. 2012.
74. Hiroshi Yuasa, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "Acceleration Scheme for Monte Carlo based SSTA using Generalized STA Processing Element," Proc. of ACM/IEEE International Workshop on Timing Issues (TAU), Jan. 2012.
75. Takashi Sato, Tadamichi Kozaki, Takumi Uezono, Hiroshi Tsutsui, Hiroyuki Ochi, "A device array for efficient bias-temperature instability measurements," Proc. of European Solid-State Device Research Conference (ESSDERC), pp. 143-146, Sep. 2011.
76. Junya Kawashima, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "A Design Strategy for Sub-Threshold Circuits Considering Energy-Minimization and Yield-Maximization," Proc. of IEEE International SOC Conference (SOCC), pp. 57-62, Sep. 2011. [doi:10.1109/SOCC.2011.6085076]
77. Takashi Imagawa, Hiroshi Yuasa, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "An Optimization Method of Selective TMR for Coarse- Grained Reconfigurable Architecutres using Reliability Model of Routing Resources," in Proc. of IPSJ DA Symposium, Vol. 2011, No. 5, pp. 111-116, Aug. 2011 (in Japanese). [ISSN:1344-0640]
78. Kentaro Katayama, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "Sequential Importance Sampling for Yield Estimation of Circuits with Multiple Failure Regions," in Proc. of IPSJ DA Symposium, Vol. 2011, No. 5, pp. 93-98, Aug. 2011 (in Japanese). [ISSN:1344-0640]
79. Junya Kawashima, Hiroyuki Ochi, Hiroshi Tsutsui, Takashi Sato, "A Design Strategy for Subthreshold Circuits Considering Energy-Minimization and Yield-Maximization," in Proc. of Workshop on Circuits and Systems, pp. 401-406, Aug. 2011 (in Japanese).
80. Takashi Sato, Tadamichi Kozaki, Takumi Uezono, Hiroshi Tsutsui, Hiroyuki Ochi, "A stress-parallelized device array for efficient bias-temperature stability measurement," Proc. of IEEE International Workshop on Design for Manufacturability and Yield 2011 (DFM&Y), pp. 19-22, Jun. 2011.
81. Tetsuro Miyakawa, Koh Yamanaga, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "Acceleration of Random-walk-based Linear Circuit Analysis Using Importance Sampling," Proc. of GLSVLSI 2011, pp. 211-216, May. 2011. [URL]
82. Hiroshi Yuasa, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "A fully pipelined implementation of Monte Carlo based SSTA on FPGAs," Proceedings of International Symposium on Quality Electronic Design (ISQED), pp. 785-790, Mar. 2011.
83. Tatsuo Maeno, Hiroshi Tsutsui, Takao Onoye, "Hardware Implementation of Real-time Motion Adaptive Deinterlacing based on Inpainting," Proceedings of International Conference on Embedded Systems and Intelligent Technology (ICESIT), Feb. 2011.
84. Kentaro Katayama, Shiho Hagiwara, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "Sequential Importance Sampling for Low-Probability and High-Dimensional SRAM Yield Analysis," Proc. of ACM/IEEE International Conference on Computer-aided Design (ICCAD), pp. 703-708, Nov. 2010. [doi:10.1109/ICCAD.2010.5654259]
85. Hiroshi Tsutsui, Hideyuki Nakamura, Ryoji Hashimoto, Hiroyuki Okuhata, Takao Onoye, "An FPGA Implementation of Real-Time Retinex Video Image Enhancement," Proc. of World Automation Congress (WAC), International Forum on Multimedia and Image Processing (IFMIP), Sep. 2010.
86. Hideyuki Nakamura, Hiroshi Tsutsui, Takao Onoye, "An Approach to Motion-Compensated Frame Interpolation based on Feature Tracking," Proceedings of International Workshop on Smart Info-Media Systems in Asia (SISA), Sep. 2010.
87. Koichi Hattori, Hiroshi Tsutsui, Hiroyuki Ochi, Yukihiro Nakamura, "A High-Throughput Pipelined Architecture for JPEG XR Encoding," Proc. of 7th IEEE Workshop on Embedded Systems for Real-Time Multimedia (ESTIMedia2009), pp. 9-17, Oct. 2009.
88. Masayuki Hiromoto, Hiroshi Tsutsui, Hiroyuki Ochi, Tomoyuki Osano, Norihiro Ishikawa, Yukihiro Nakamura, "Dynamic Rate Control for Media Streaming in High-Speed Mobile Networks," Proc. of IEEE Wireless Communications and Networking Conference (WCNC2009), Apr. 2009.
89. Koichi Hattori, Hiroshi Tsutsui, Hiroyuki Ochi, Yukihiro Nakamura, "An Architecture of Photo Core Transform in HD Photo Coding System for Embedded Systems of Various Bandwidths," Proc. of 2008 IEEE Asia Pacific Conference on Circuits and Systems (APCCAS2008), pp. 1592-1595, Nov. 2008.
90. Masayuki Hiromoto, Hiroshi Tsutsui, Hiroyuki Ochi, Tomoyuki Osano, Norihiro Ishikawa, Yukihiro Nakamura, "Dynamic Rate Control for Media Streaming in High-speed Mobile Network," in Proc. of Multimedia, Distributed, Cooperative and Mobile Symposium 2008, pp. 1167-1176, Jul. 2008 (in Japanese).
91. Hiroshi Tsutsui, Jaehoon Yu, Tomonori Izumi, Hiroyuki Ochi, Yukihiro Nakamura, Takaaki Komura, Yoshitaka Uchida, Norihiro Ishikawa, "Implementation of AV Streaming System using Peer-to-Peer Communication," Proc. of IEEE Consumer Communications and Networking Conference (CCNC2007), pp. 778-782, Jan. 2007.
92. Hiromitsu Sumino, Yoshitaka Uchida, Norihiro Ishikawa, Hiroshi Tsutsui, Hiroyuki Ochi, Yukihiro Nakamura, "Home Appliance Control from Mobile Phones," Proc. of IEEE Consumer Communications and Networking Conference (CCNC2007), pp. 793-797, Jan. 2007.
93. Ryusuke Miyamoto, Hiroki Sugano, Hiroaki Saito, Hiroshi Tsutsui, Hiroyuki Ochi, Ken'ichi Hatanaka, Yukihiro Nakamura, "Pedestrian Recognition in Far-Infrared Images by Combining Boosting-Based Detection and Skeleton-Based Stochastic Tracking," Proceedings of Pacific-Rim Symposium on Image and Video Technology (PSIVT), pp. 483-494, Dec. 2006. [doi:10.1007/11949534_48]
94. Jumpei Ashida, Ryusuke Miyamoto, Hiroshi Tsutsui, Takao Onoye, Yukihiro Nakamura, "Probabilistic Pedestrian Tracking Based on a Skeleton Model," Proceedings of International Conference on Image Processing (ICIP), pp. 2825-2828, Oct. 2006. [doi:10.1109/ICIP.2006.312996]
95. Masayuki Hiromoto, Sinichi Koyama, Kentaro Nakahara, Hiroshi Tsutsui, Hiroyuki Ochi, Yukihiro Nakamura, "A Retargetable Compiler for Cell-Array Based Self-Reconfigurable Architecture," in Proc. of IPSJ DA Symposium, pp. 181-186, Jul. 2006 (in Japanese).
96. Ryusuke Miyamoto, Jumpei Ashida, Hiroshi Tsutsui, Yukihiro Nakamura, "Skeleton based Stochastic Pedestrian Tracking for Surveillance," Proc. of World Multi-Conference on Systemics, Cybernetics and Informatics (WMSCI2006), Vol. V, pp. 206-211, Jul. 2006.
97. Fumihiko Hyuga, Takahiko Masuzaki, Hiroshi Tsutsui, Takao Onoye, Yukihiro Nakamura, "A JPEG Coding Scheme for High Fidelity Images by Halftoning Less Significant Extra Bits," Proc. of International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC2006), Vol. 3, pp. 97-100, Jul. 2006.
98. Hiroki Sugano, Hiroshi Tsutsui, Takahiko Masuzaki, Takao Onoye, Hiroyuki Ochi, Yukihiro Nakamura, "Efficient Memory Architecture for JPEG2000 Entropy Codec," Proceedings of IEEE International Symposium on Circuits and Systems (ISCAS), pp. 2881-2884, May. 2006.
99. Ryusuke Miyamoto, Hiroaki Sugita, Yoshiteru Hayashi, Hiroshi Tsutsui, Takahiko Masuzaki, Takao Onoye, Yukihiro Nakamura, "High Quality Motion JPEG2000 Coding Scheme Based on the Human Visual System," Proceedings of IEEE International Symposium on Circuits and Systems (ISCAS), pp. 2096-2099, May. 2005.
100. Ryusuke Miyamoto, Yoshiteru Hayashi, Hiroshi Tsutsui, Takahiko Masuzaki, Takao Onoye, Yukihiro Nakamura, "Video quality enhancement for Motion JPEG2000 encoding based on the human visual system," Proc. of 2004 IEEE Asia Pacific Conference on Circuits and Systems (APCCAS2004), pp. 1161-1164, Dec. 2004.
101. Hiroshi Tsutsui, Takahiko Masuzaki, Yoshiteru Hayashi, Yoshitaka Taki, Tomonori Izumi, Takao Onoye, Yukihiro Nakamura, "Scalable Design Framework for JPEG2000 System Architecture," Proc. of 9th Asia-Pacific Computer Systems Architecture Conference (ACSAC2004), pp. 296-308, Sep. 2004.
102. Jumpei Ashida, Ryusuke Miyamoto, Hiroshi Tsutsui, Takao Onoye, Yukihiro Nakamura, "A Scalable Approach for Estimation of Focus of Expansion," Proc. of The 4th IASTED International Conference on Visualization, Imaging, and Image Processing (VIIP2004), pp. 6-11, Sep. 2004.
103. Takao Onoye, Hiroshi Tsutsui, Gen Fujita, Yukihiro Nakamura, Isao Shirakawa, "Embedded System Implementation Of Scalable And Object-Based Video Coding," Proc. of World Automation Congress (WAC), International Forum on Multimedia and Image Processing (IFMIP), Jun. 2004.
104. Hiroaki Sugita, Quang Minh Vu, Takahiko Masuzaki, Hiroshi Tsutsui, Tomonori Izumi, Takao Onoye, Yukihiro Nakamura, "JPEG2000 High-Speed Progressive Decoding Scheme," Proceedings of IEEE International Symposium on Circuits and Systems (ISCAS), Vol. 3, pp. 873-876, May. 2004.
105. Yoshiteru Hayashi, Hiroshi Tsutsui, Takahiko Masuzaki, Tomonori Izumi, Takao Onoye, Yukihiro Nakamura, "Design Framework for JPEG2000 Encoding System Architecture," Proceedings of IEEE International Symposium on Circuits and Systems (ISCAS), Vol. 2, pp. 740-743, May. 2003.
106. Yoshiteru Hayashi, Hiroshi Tsutsui, Takahiko Masuzaki, Tomonori Izumi, Takao Onoye, Yukihiro Nakamura, "Scalable Design Framework for JPEG2000 Encoder Architecture," Proc. of the 11th Workshop on Synthesis And System Integration of Mixed Information technologies (SASIMI2003), pp. 372-377, Apr. 2003.
107. Hiroshi Tsutsui, Takahiko Masuzaki, Tomonori Izumi, Takao Onoye, Yukihiro Nakamura, "High Speed JPEG2000 Encoder by Configurable Processor," Proc. of 2002 IEEE Asia Pacific Conference on Circuits and Systems (APCCAS2002), Vol. 1, pp. 45-50, Oct. 2002.
108. Takahiko Masuzaki, Hiroshi Tsutsui, Tomonori Izumi, Takao Onoye, Yukihiro Nakamura, "Adaptive Rate Control for JPEG2000 Image Coding in Embedded Systems," Proceedings of International Conference on Image Processing (ICIP), Vol. 3, pp. 77-80, Sep. 2002.
109. Takahiko Masuzaki, Hiroshi Tsutsui, Tomonori Izumi, Takao Onoye, Yukihiro Nakamura, "JPEG2000 Adaptive Rate Control for Embedded Systems," Proceedings of IEEE International Symposium on Circuits and Systems (ISCAS), Vol. 4, pp. 333-336, May. 2002.
110. Hiroshi Tsutsui, Takahiko Masuzaki, Masayuki Oyamatsu, Tomonori Izumi, Takao Onoye, Yukihiro Nakamura, "JPEG2000 Fully Scalable Image Encoder by Configurable Processor," Proc. of Euromedia Conference, pp. 168-172, Apr. 2002.
111. Hiroshi Tsutsui, Takahiko Masuzaki, Masayuki Oyamatsu, Tomonori Izumi, Takao Onoye, Yukihiro Nakamura, "Design of JPEG2000 Encoder for Fully Scalable Image Coding," Proc. of World Multi-Conference on Systemics, Cybernetics and Informatics (SCI2001), Vol. XV, pp. 546-551, Jul. 2001.
112. Hiroshi Tsutsui, Kazuhiro Hiwada, Tomonori Izumi, Takao Onoye, Yukihiro Nakamura, "A design of LUT-array-based PLD and a synthesis approach based on sum of generalized complex terms expression," Proceedings of IEEE International Symposium on Circuits and Systems (ISCAS), Vol. 5, pp. 203-206, May. 2001. [URL]
113. Hiroshi Tsutsui, Kazuhiro Hiwada, Tomonori Izumi, Takao Onoye, Yukihiro Nakamura, "A Physical Design of Reconfigurable LUT Array, and a Synthesis Approach based on Sum of Generalized Complex Terms Expression," in Proc. of IPSJ DA Symposium, Vol. 2000, No. 8, pp. 21-26, Jul. 2000 (in Japanese). [ISSN:1344-0640]

Technical Reports and Others

1. Kenshiro Tanaka, Kota Hirai, Hiroshi Tsutsui, Takeo Ohgane, "A Feasibility Study on Power Consumption Reduction of IoT Device GPS Modules for Environmental Monitoring Systems and Its Prototype Evaluation," Joint Conference of Electrical, Electronics and Information Engineers in Hokkaido, pp. 206-207, Oct. 2023 (in Japanese). [URL]
2. Aaron William Chimkono, Hiroshi Tsutsui, Takeo Ohgane, "Towards Robust Parking Classification in Snow: Training MobileNetV3 on a Custom Dataset," Joint Conference of Electrical, Electronics and Information Engineers in Hokkaido, p. 254, Oct. 2023. [URL]
3. Yuki Saito, Kyotaro Kunii, Hiroshi Tsutsui, Takeo Ohgane, "An Investigation of Temporal Variations in LoRa Modulation-based Communication Performance," Joint Conference of Electrical, Electronics and Information Engineers in Hokkaido, p. 208, Oct. 2023 (in Japanese). [URL]
4. Kyotaro Kunii, Hiroshi Tsutsui, Takeo Ohgane, "Investigating the Impact of LDPC Codes on LoRa Modulation Communication Performance," Joint Conference of Electrical, Electronics and Information Engineers in Hokkaido, pp. 209-210, Oct. 2023 (in Japanese). [URL]
5. Keita Mochizuki, Hiroshi Tsutsui, Takeo Ohgane, "An Evaluation of Speech Segment Extraction Method Using Fundamental Frequency Estimation for Video Conferencing Recordings Automatic Editing System," IEICE Society Conference, p. 111, A-14-2, Sep. 2023 (in Japanese).
6. Reona Kumaki, Hiroshi Tsutsui, Takeo Ohgane, "A Structure Parameter Comparison of Fully Connected Neural Networks for Decoding Short Length Polar Codes," Proceedings of IEICE Hokkaido Section Student Council Internet Symposium, Feb. 2023 (in Japanese). [URL]
7. Kota Hirai, Hiroshi Tsutsui, Takeo Ohgane, "A Feasibility Study on Power Consumption Reduction of IoT Devices for Environmental Monitoring Systems Based on Long Sensing Intervals and Its Prototype Evaluation," Proceedings of IEICE Hokkaido Section Student Council Internet Symposium, Feb. 2023 (in Japanese). [URL]
8. Reona Kumaki, Hiroshi Tsutsui, Takeo Ohgane, "A Fundamental Study on Decoding Short Length Polar Codes by Deep Learning," IEICE Technical Report, Vol. 122, No. 357(RCS), pp. 132-135, IT2022-52, SIP2022-103, RCS2022-231, 24-25 Jan. 2023 (in Japanese). [URL]
9. Takashi Mishima, Ippei Araki, Hiroshi Tsutsui, Takeo Ohgane, "A Feasibility Study on Video Conferencing Recordings Automatic Editing System Using Silence Part Removal Based on Audio Signal Analysis," IEICE Technical Report, Vol. 122, No. 293, pp. 7-10, SIS2022-24, 5-6 Dec. 2022 (in Japanese). [URL]
10. Reona Kumaki, Hiroshi Tsutsui, Takeo Ohgane, "Application of Deep Learning to Logic Functions as a Preliminary Trial of Polar Code Decoder Based on Machine Learning," Joint Conference of Electrical, Electronics and Information Engineers in Hokkaido, pp. 175-176, Nov. 2022 (in Japanese). [URL]
11. Kyotaro Kunii, Hiroshi Tsutsui, Takeo Ohgane, "An Evaluation of the Effects of a Time-varying Environment on the LoRa Modulation-based Communication Performance," Joint Conference of Electrical, Electronics and Information Engineers in Hokkaido, p. 179, Nov. 2022 (in Japanese). [URL]
12. Shingo Kato, Hiroshi Tsutsui, Takeo Ohgane, "A Feasibility Study on Implementing Phrase Speech Recognition Systems Based on a CNN-LSTM Model Using a Single-board AI Computer," Joint Conference of Electrical, Electronics and Information Engineers in Hokkaido, p. 217, Nov. 2022 (in Japanese). [URL]
13. Yuanyou Chen, Hiroshi Tsutsui, Takeo Ohgane, "Hyper Parameter Optimization with Genetic Algorithm in Reservoir Computing Based MIMO-OFDM Detection," IEICE Technical Report, Vol. 121, No. 329(RCS), pp. 96-100, IT2021-46, SIP2021-54, RCS2021-214, 20-21 Jan. 2022 (in Japanese). [URL]
14. Takuya Yasugi, Hiroshi Tsutsui, Takeo Ohgane, "An Evaluation of Energy Consumption Under Different Spreading Factors for LoRa Modulation," Joint Conference of Electrical, Electronics and Information Engineers in Hokkaido, pp. 151-152, Nov. 2021 (in Japanese). [URL]
15. Hiroshi Tsutsui, Ying He, Takeo Ohgane, "Promoting Wagyu Beef Traceability Between Australia and Japan Using Blockchain and IoT Technologies," The Summaries of Research Announcements, FOOMA JAPAN 2021 Academic Plaza, Vol. 28, pp. 88-91, Jun. 2021 (in Japanese).
16. Yudai Otsuka, Yunako Katagishi, Hiroshi Tsutsui, "An Evaluation of Lightweight Image Compression Using Line-By-Line Adaptive Processing with Golomb Coding," Joint Conference of Electrical, Electronics and Information Engineers in Hokkaido, pp. 89-90, Nov. 2020 (in Japanese). [URL]
17. Go Takasugi, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Evaluation of SVM Based Color Detection for Stack Light Indicator Monitoring Systems Using Web Cameras for Automatic Production Lines," IEICE Society Conference, p. 85, A-14-6, Sep. 2020 (in Japanese).
18. Yunzhe Wang, Yu Tian, Yoshikazu Miyanaga, Hiroshi Tsutsui, "An experimental comparison of CNN- and CRNN-CTC for automatic phrase speech recognition systems using a children's speech database," IEICE Technical Report, Vol. 120, No. 51, pp. 49-54, SIS2020-9, 3-4 Jun. 2020. [URL]
19. Tomotaka Kawabata, Hiroshi Tsutsui, Yoshikazu Miyanaga, "High-Throughput Scalable Radix-4 FFT Processor Design and Its Area Evaluation," IEICE General Conference, p. 124, A-15-2, Mar. 2020 (in Japanese).
20. Takuto Fukusaki, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Experimental Evaluation of Parking Detection Using Web Cameras in a Parking Area," IEICE General Conference, p. 139, A-15-17, Mar. 2020 (in Japanese).
21. Mariko Hirayama, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Hardware Design of High Efficient Wireless Communication Systems for 5G Mobile Networks," Proceedings of IEICE Hokkaido Section Student Council Internet Symposium, Feb. 2020 (in Japanese).
22. Tatsuya Nakagoshi, Noboru Hayasaka, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Voice Activity Detection Using Running Spectrum Analysis for Noise Robust Speech Recognition," IEICE General Conference, p. 142, A-15-2, Mar. 2019 (in Japanese).
23. Kentaro Yamada, Hiroshi Tsutsui, Akihiro Sudou, Yoshikazu Miyanaga, "An Experimental Evaluation of Stack Light Indicator Color Detection System Using Webcams for Automatic Production Lines," IEICE General Conference, p. 150, A-15-10, Mar. 2019 (in Japanese).
24. Atsuki Fukumoto, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga, Hiroyuki Ochi, "A Study of Low-Energy Video Encoding Method for Raspberry Pi," IEICE Technical Report, Vol. 118, No. 473, pp. 5-9, SIS2018-38, 6-7 Mar. 2019 (in Japanese). [URL]
25. Keita Ukihashi, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga, Hiroyuki Ochi, "A Study of Global Motion Compensation for Frame Interpolation with High-Resolution and High-Frame Rate Video," IEICE Technical Report, Vol. 118, No. 473, pp. 53-58, SIS2018-47, 6-7 Mar. 2019 (in Japanese). [URL]
26. Takuto Fukusaki, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Evaluation of Offline Video Analysis Acceleration for Surveillance Cameras Utilizing Multi-core Processors with Frame-level Parallelization," Proceedings of IEICE Hokkaido Section Student Council Internet Symposium, Feb. 2019 (in Japanese).
27. Myat Hsu Aung, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Accuracy Evaluation of Fingerprint Database Constructed by Mean-Shift Clustering for WiFi Indoor Positioning Systems," Proceedings of 2018 Winter International Symposium on Big-Data, Cybersecurity and IoT, Dec. 2018.
28. Myat Hsu Aung, Hiroshi Tsutsui, Yoshikazu Miyanaga, "WiFi Indoor Positioning System Using Fingerprint Database Constructed by Mean-Shift Clustering with Estimated Reference Locations," Proceedings of the GSB Student Workshop, The 2nd GI-CoRE GSQ, GSB & IGM Joint Symposium, Aug. 2018.
29. Taishi Watanabe, Hiroshi Tsutsui, Takashi Imagawa, Yoshikazu Miyanaga, "A Min-Sum LDPC Decoder with Variable Parallelism and Its Memory Bank Access Scheduling Method," ITE Technical Report, Vol. 42, No. 23, pp. 47-50, BCT2018-71, 26-27 Jul. 2018 (in Japanese). [URL]
30. Xiaonan Jiang, Tatsuya Nakagoshi, Jiayue Tang, Riku Takanashi, Yu Tian, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Rejection criterion for keyword recognition system," IEICE Technical Report, Vol. 118, No. 149, pp. 53-58, EA2018-10, 24-25 Jul. 2018. [URL]
31. Takahiro Ikeshita, Taishi Watanabe, Hiroshi Tsutsui, Yoshikazu Miyanaga, "MMSE Based Low Complexity Maximum Likelihood Detection Using Successive Interference Canceller for MIMO-OFDM Hardware Implementation," ITE Technical Report, Vol. 42, No. 11, pp. 25-28, BCT2018-44, 9-9 Mar. 2018 (in Japanese). [URL]
32. Hirofumi Ihara, Takashi Imagawa, Hiroki Uesaka, Shingo Kokami, Hiroshi Tsutsui, Yoshikazu Miyanaga, Hiroyuki Ochi, "A Study on Quality Improvement of Frame Interpolation Method with High-Resolution and High-Frame Rate Video Using Foreground Elimination and Contour Extraction," IEICE Technical Report, Vol. 117, No. 455, pp. 55-60, VLD2017-98, Feb. 2018 (in Japanese). [URL]
33. Takashi Imagawa, Takahiro Ikeshita, Hiroshi Tsutsui, Yoshikazu Miyanaga, "A Study of Pipelined Hardware Design of Matrix Inversion for Signal Separation in MIMO-OFDM Wireless Communication," IEICE Technical Report, Vol. 117, No. 274(DC), pp. 105-108, VLD2017-45, DC2017-51, 6-8 Nov. 2017 (in Japanese). [URL]
34. Taishi Watanabe, Takahiro Ikeshita, Hiroshi Tsutsui, Takashi Imagawa, Yoshikazu Miyanaga, "A Design of High-Throughput LDPC Min-Sum Decoder Using Parallelization," Joint Conference of Electrical, Electronics and Information Engineers in Hokkaido, pp. 102-103, Oct. 2017 (in Japanese). [URL]
35. Myat Hsu Aung, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Implementation of WiFi Based Indoor Positioning System Using Estimated Reference Locations," GI-CoRE GSQ, GSB & IGM Joint Symposium, Jul. 2017. [URL]
36. Kenta Sugiyama, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Evaluation of Atmospheric Light Estimation in Haze Removal Method Using Variational Model Based Transmission Map Estimation," Proceedings of Workshop on Circuits and Systems, pp. 57-60, May. 2017 (in Japanese).
37. Takahiro Ikeshita, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An FPU-based hardware implementation of Gauss-Jordan matrix inversion operation for MIMO-OFDM demodulation," Joint Conference of Electrical, Electronics and Information Engineers in Hokkaido, pp. 174-175, Nov. 2016 (in Japanese). [URL]
38. Kenta Sugiyama, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Evaluation of Haze Removal Method Using Variational Model Based Transmission Map Estimation," IEICE Society Conference, A-15-18, Sep. 2016 (in Japanese).
39. George Mufungulwa, Hiroshi Tsutsui, Alia Asheralieva, Yoshikazu Miyanaga, "Robust Speech Recognition using MFCC with Triangular Mel Filtered Time Varying LPC," IEICE Society Conference, A-15-10, Sep. 2016.
40. Na Zhu, Yoshikazu Miyanaga, Hiroshi Tsutsui, Masumi Watanabe, "Two-steps Process Speech Recognition System for Similar Pronunciation Phrases under Noise Environment," IEICE Technical Report, Vol. 116, No. 81, pp. 61-64, SIS2016-12, 9-10 Jun. 2016. [URL]
41. George Mufungulwa, Alia Asheralieva, Hiroshi Tsutsui, Yoshikazu Miyanaga, "New Speech Features Based on time-varying LPC for Robust Automatic Speech Recognition," IEICE Technical Report, Vol. 116, No. 81, pp. 55-59, SIS2016-11, 9-10 Jun. 2016. [URL]
42. Seijiro Imai, Dabwitso Kasauka, Takashi Imagawa, Hiroshi Tsutsui, Hiroyuki Okuhata, Yoshikazu Miyanaga, "An Evaluation of Frame-based Parallel Processing for Iterative Shrinkage Smoothing Using Multi-core Processor," Proceedings of IEICE Hokkaido Section Student Council Internet Symposium, Feb. 2016 (in Japanese).
43. Hikaru Aoki, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Evaluation of Data Traffic Reduction for 3D Reconstruction Using a Wireless Network Camera System," Proceedings of IEICE Hokkaido Section Student Council Internet Symposium, Feb. 2016 (in Japanese).
44. Hiroki Uesaka, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Accuracy Evaluation of Frame Interpolation Method Using High-Resolution Video and High-Frame Rate Video," IEICE Technical Report, Vol. 115, No. 348, pp. 89-94, SIS2015-45, 3-4 Dec. 2015 (in Japanese). [URL]
45. Seijiro Imai, Dabwitso Kasauka, Takashi Imagawa, Hiroshi Tsutsui, Hiroyuki Okuhata, Yoshikazu Miyanaga, "Processing Time Reduction of Iterative Shrinkage Smoothing Using Parallel Processing," IEICE Technical Report, Vol. 115, No. 348, pp. 57-60, SIS2015-39, 3-4 Dec. 2015 (in Japanese). [URL]
46. Hikaru Aoki, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Evaluation for Appropriate Camera Selection in 3D Reconstruction System Using Multiple Cameras," IEICE Technical Report, Vol. 115, No. 348, pp. 53-56, SIS2015-38, 3-4 Dec. 2015 (in Japanese). [URL]
47. Sukeyuki Iwata, Masahito Umehara, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Evaluation of High Quality Synchronization Method Based on Delayed and Symmetric Correlation in MIMO-OFDM," IEICE Technical Report, Vol. 115, No. 348, pp. 73-76, SIS2015-42, 3-4 Dec. 2015 (in Japanese). [URL]
48. Shingo Kokami, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Image Shrinking Based Computational Cost Reduction of Moving Area Extraction Using Global Motion Estimation with KLT Tracker and Background Subtraction," IEICE Technical Report, Vol. 115, No. 348, pp. 95-98, SIS2015-46, 3-4 Dec. 2015 (in Japanese). [URL]
49. Sukeyuki Iwata, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An evaluation of high quality synchronization method in MIMO-OFDM using measured value," Joint Conference of Electrical, Electronics and Information Engineers in Hokkaido, Nov. 2015 (in Japanese). [URL]
50. Wenheng Zhang, Alia Asheralieva, Gengfa Fang, Hiroshi Tsutsui, Yoshikazu Miyanaga, "A Power Allocation Method in OFDMA System," Joint Conference of Electrical, Electronics and Information Engineers in Hokkaido, Nov. 2015. [URL]
51. Hiroki Uesaka, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Evaluation of Motion Compensated Frame Interpolation from Multiple Resolution and Multiple Frame Rate Video Based on Global Motion," IEICE Society Conference, p. 145, A-20-5, Sep. 2015 (in Japanese).
52. Hikaru Aoki, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga, "An Evaluation towards Highly Efficient 3D Reconstruction Using Multiple Cameras," IEICE Society Conference, p. 147, A-20-7, Sep. 2015 (in Japanese).
53. Seijiro Imai, Dabwitso Kasauka, Takashi Imagawa, Hiroshi Tsutsui, Hiroyuki Okuhata, Yoshikazu Miyanaga, "Computational Cost Reduction of Iterative Shrinkage Smoothing Based Image Enhancement," IEICE Society Conference, p. 144, A-20-4, Sep. 2015 (in Japanese).
54. Shingo Kokami, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Image Shrinking Based Computational Cost Reduction of Moving Area Extraction with Global Motion Estimation and Background Subtraction," IEICE Society Conference, p. 143, A-20-3, Sep. 2015 (in Japanese).
55. Shinya Moriyama, Kosuke Morinaga, Takashi Imagawa, Hiroshi Tsutsui, Yoshikazu Miyanaga, Masaki Miura, Tohru Gotoh, Junji Yamano, "Performance Evaluation of Carrier and Sampling Frequency Offset Compensation Using Measured Data in MIMO-OFDM Systems," IEICE Technical Report, Vol. 115, No. 208, pp. 31-36, SIS2015-20, 3-4 Sep. 2015 (in Japanese). [URL]
56. Masahito Umehara, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Doppler-Resistant Channel Estimation Method Using RLS Algorithm for MIMO-OFDM Systems," IEICE Technical Report, Vol. 114, No. 126(SIS), pp. 135-140, CAS2014-26, VLD2014-35, SIP2014-47, MSS2014-26, SIS2014-26, 9-11 Jul. 2014 (in Japanese). [URL]
57. Yuki Hikiyama, Hiroki Iwaizumi, Shingo Yoshizawa, Yasuyuki Hatakawa, Satoshi Konishi, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Characteristic Evaluation of IDMA in Outdoor Transmission Experiment," IEICE General Conference, p. 440, B-5-45, Mar. 2014 (in Japanese).
58. Yasuyuki Hatakawa, Satoshi Konishi, Shingo Yoshizawa, Hiroki Iwaizumi, Yuki Hikiyama, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Overview of Outdoor Transmission Experiment of IDMA," IEICE General Conference, p. 439, B-5-44, Mar. 2014 (in Japanese).
59. Shingo Yoshizawa, Yasuyuki Hatakawa, Satoshi Konishi, Yuki Hikiyama, Hiroki Iwaizumi, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Effect of Receiver Diversity in IDMA Outdoor Transmission Experiment," IEICE General Conference, p. 441, B-5-46, Mar. 2014 (in Japanese).
60. Hiroki Iwaizumi, Masahiro Sugitani, Baiko Sai, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Design of Highly Accurate 8x8 MIMO-OFDM System Using ASIP," IEICE Technical Report, Vol. 113, No. 343, pp. 35-40, SIS2013-33, 12-13 Dec. 2013 (in Japanese). [URL]
61. Masahiro Sugitani, Hiroki Iwaizumi, Baiko Sai, Hiroshi Tsutsui, Yoshikazu Miyanaga, "Development of 8x8 MIMO-OFDM System Using 9-Step MIMO Detector," IEICE Technical Report, Vol. 113, No. 343, pp. 41-46, SIS2013-34, 12-13 Dec. 2013 (in Japanese). [URL]
62. Takafumi Fujita, Junya Kawashima, Masayuki Hiromoto, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "Failure mode analysis for flip-flops at low voltages," IEICE Technical Report, Vol. 113, No. 112, pp. 129-134, ICD2013-45, 4-5 Jul. 2013 (in Japanese). [URL]
63. Hiroshi Tsutsui, "[Tutorial Lecture] Design Case Study of Image Processing Hardware IP -- Development of Retinex-based Image Enhancement IP Core --," IEICE Technical Report, Vol. 113, No. 78, pp. 47-52, SIS2013-10, 13-14 Jun. 2013 (in Japanese). [URL]
64. Takafumi Fujita, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "Comparison of energy consumption of latches of different topologies," IEICE General Conference, Vol. 2013, p. 78, Mar. 2013 (in Japanese). [ISSN:1349-1369]
65. Tsuyoshi Okazaki, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "Consistency enforcement of node voltages for thread parallel implementation of random-walk-based linear circuit analysis," IEICE General Conference, Vol. 2013, p. 61, Mar. 2013 (in Japanese). [ISSN:1349-1369]
66. Shiyi Zhang, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "Evaluation of Dependent Node Selection of Histogram Propagation Based Statistical Timing Analysis," Proceedings of the 2013 IEICE general conference, Fundamentals on Electronics, Communications and Computer Sciences, p. 62, Mar. 2013.
67. Zhi Li, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "Accurate I/O Buffer Impedance Self-Adjustment using Vth and Temperature Sensors," IEICE Technical Report, Vol. 112, No. 320, pp. 117-122, Nov. 2012.
68. Tatsuo Maeno, Hiroshi Tsutsui, Takao Onoye, "An Approach for Deinterlacing using Cost Optimaization and Motion Detection History," IEICE Technical Report, Vol. 112, No. 78, pp. 77-82, Jun. 2012 (in Japanese). [ISSN:0913-5685]
69. Hiromitsu Awano, Hirofumi Shimizu, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "A study on parameter estimation for modeling of random-telegraph noise," IEICE Technical Report, Vol. 111, No. 324, pp. 85-90, Nov. 2011 (in Japanese). [ISSN:0913-5685]
70. Takumi Morishita, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "An Acceleration Method for Power Grid Analysis using Block-Iterative Algorithm," IEICE Technical Report, Vol. 111, No. 324, pp. 67-71, Nov. 2011 (in Japanese). [ISSN:0913-5685]
71. Tetsuro Miyakawa, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "Random-walk based transient analysis for linear circuits using quasi-zero-variance importance sampling," IEICE Technical Report, Vol. 111, No. 324, pp. 73-78, Nov. 2011 (in Japanese). [ISSN:0913-5685]
72. Takumi Morishita, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "A GPU Implementation of Jacobi Method for Power Grid Analysis," IEICE Society Conference, Vol. 2011, p. 84, Sep. 2011 (in Japanese). [ISSN:1349-1369]
73. Hirofumi Shimizu, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "An automated estimation of MOS transistors' interface-state numbers using EM algorithm," IEICE Society Conference, Vol. 2011, p. 93, Sep. 2011 (in Japanese). [ISSN:1349-1369]
74. Zhi Li, Hiroshi Tsutsui, Hiroyuki Ochi, Takashi Sato, "A sensor-based self-adjustment approach for controlling I/O buffer impedance," Proc. of IEICE Society Conference, p. 120, Sep. 2011.
75. Tatsuo Maeno, Hiroshi Tsutsui, Takao Onoye, "Quality evaluation of an inpainting-based deinterlacing scheme," IEICE Technical Report, Vol. 111, No. 78, pp. 99-104, Jun. 2011 (in Japanese). [ISSN:0913-5685]
76. Satoshi Yoshikawa, Hiroshi Tsutsui, Hiroyuki Okuhata, Takao Onoye, "An approach to halo suppression for Retinex-based image enhancement," IEICE Technical Report, Vol. 111, No. 78, pp. 93-98, Jun. 2011 (in Japanese). [ISSN:0913-5685]
77. Satoshi Yoshikawa, Hiroshi Tsutsui, Takao Onoye, "Noise Analysis of Video Sequences Acquired by Consumer Camcorders," IEICE Technical Report, Vol. 110, No. 74, pp. 93-98, Jun. 2010 (in Japanese). [ISSN:0913-5685]
78. Tatsuo Maeno, Hiroshi Tsutsui, Takao Onoye, "Hardware Implementation of Real-time Deinterlacing based on Inpainting," IEICE Technical Report, Vol. 110, No. 74, pp. 87-92, Jun. 2010 (in Japanese). [ISSN:0913-5685]
79. Hideyuki Nakamura, Hiroshi Tsutsui, Ryoji Hashimoto, Takao Onoye, "Motion-Compensated Frame Interpolation based on Feature Tracking," IEICE Society Conference, Vol. 2009, p. 204, Sep. 2009 (in Japanese). [ISSN:1349-1369]
80. Ryoji Hashimoto, Hiroshi Tsutsui, Takao Onoye, Tomohiro Ikai, "Likelihood Estimation for Transform Domain Distributed Video Coding," IEICE Technical Report, Vol. 108, No. 425, pp. 31-36, Feb. 2009 (in Japanese).
81. Koichi Hattori, Hiroshi Tsutsui, Hiroyuki Ochi, Yukihiro Nakamura, "An Architecture of Photo Core Transform in HD Photo Coding System for Embedded System of Various Bandwidths," IEICE Technical Report, Vol. 108, No. 85, pp. 39-44, Jun. 2008 (in Japanese). [ISSN:0913-5685]
82. Hiroshi Tsutsui, "Video Coding Scheme for Video Sequences Degraded by Noise of Old Motion Picture Films," IEICE Society Conference, Vol. 2007, pp. SS.8-SS.9, Sep. 2007 (in Japanese). [ISSN:1349-1369]
83. Hiroshi Tsutsui, Norimasa Fujita, Takao Onoye, Yukihiro Nakamura, "A Multi-Symbol Arithmetic Decoder for JPEG2000," IEICE Technical Report, Vol. 107, No. 93, pp. 13-18, Jun. 2007 (in Japanese). [ISSN:0913-5685]
84. Ryusuke Miyamoto, Hiroki Sugano, Hiroaki Saito, Hiroshi Tsutsui, Hiroyuki Ochi, Ken'ichi Hatanaka, Yukihiro Nakamura, "Boosting based Pedestrian Detection in Far Infrared Images," IEICE Society Conference, Vol. 2006, p. 178, Sep. 2006 (in Japanese). [ISSN:1349-1369]
85. Ryusuke Miyamoto, Jumpei Ashida, Hiroshi Tsutsui, Yukihiro Nakamura, "Stochastic Pedestrian Tracking based on Skeleton Model with Likelihood Estimation using Distance Transformed Images," IEICE Technical Report, Vol. 106, No. 96, pp. 25-30, Jun. 2006 (in Japanese). [ISSN:0913-5685]
86. Fumihiko Hyuga, Takahiko Masuzaki, Hiroshi Tsutsui, Takao Onoye, Yukihiro Nakamura, "A JPEG Coding Scheme for High Fidelity Images by Halftoning Less Significant Extra Bits and an Examination of Optimizing the Halftone," IEICE Technical Report, Vol. 106, No. 96, pp. 31-36, Jun. 2006 (in Japanese). [ISSN:0913-5685]
87. Masayuki Hiromoto, Sinichi Koyama, Kentaro Nakahara, Hiroshi Tsutsui, Hiroyuki Ochi, Yukihiro Nakamura, "A Retargetable Compiler for Cell-Array Based Self-Reconfigurable Architecture," IEICE Technical Report, Vol. 106, No. 49, pp. 7-12, May. 2006 (in Japanese).
88. Ryusuke Miyamoto, Hiroshi Tsutsui, Hiroaki Sugita, Takahiko Masuzaki, Hiroyuki Ochi, Takao Onoye, Yukihiro Nakamura, "High-Quality Motion JPEG2000 Rate Control Scheme Based on Scene Changes," IEICE Society Conference, Vol. 2005, p. 164, Sep. 2005 (in Japanese). [ISSN:1349-1369]
89. Hiroshi Tsutsui, Hiroki Sugano, Takahiko Masuzaki, Hiroyuki Ochi, Takao Onoye, Yukihiro Nakamura, "Efficient SRAM Architecture for JPEG2000 Entropy Coder," IEICE Society Conference, Vol. 2005, p. 22, Sep. 2005 (in Japanese). [ISSN:1349-1369]
90. Yukihiro Nakamura, Hiroshi Tsutsui, "High-Level Synthesis Design System for VLSI Processors in the 21st Century," ASEAN Microelectronics 2003, AUN/SEED-Net Field-wise Seminar, Aug. 2003.
91. Hiroshi Tsutsui, Takahiko Masuzaki, Tomonori Izumi, Takao Onoye, Yukihiro Nakamura, "A Design of JPEG2000 Encoder by Configurable Processor," Proceedings of the Society Conference of IEICE, Vol. 2002, p. 89, Sep. 2002 (in Japanese). [ISSN:1349-1369]
92. Takahiko Masuzaki, Hiroshi Tsutsui, Tomonori Izumi, Takao Onoye, Yukihiro Nakamura, "Adaptive rate control scheme for JPEG2000 image coding," IEICE General Conference, Vol. 2002, p. 121, Mar. 2002 (in Japanese). [ISSN:1349-1369]
93. Hiroshi Tsutsui, Takahiko Masuzaki, Tomonori Izumi, Takao Onoye, Yukihiro Nakamura, "Architecture of JPEG2000 encoder for fully scalable image coding," IEICE Society Conference, Vol. 2001, p. 115, Sep. 2001 (in Japanese). [ISSN:1349-1369]
94. Takahiko Masuzaki, Hiroshi Tsutsui, Masayuki Oyamatsu, Tomonori Izumi, Takao Onoye, Yukihiro Nakamura, "Architecture of JPEG2000 encoder for scalable coding," Technical report of IEICE. DSP, Vol. 101, No. 141(CAS2001 1-28), pp. 63-70, Jun. 2001 (in Japanese). [ISSN:0913-5685]
95. Akihiko Tomita, Shigenori Sugimoto, Hiroshi Tsutsui, Kazuhisa Sakai, Kazuhiro Hiwada, Tomonori Izumi, Takao Onoye, Yukihiro Nakamura, "A design of LUT-array-based PLD," IEICE Technical Report, pp. 173-178, Nov. 2000 (in Japanese).