投稿者「Chenyu Zhao」のアーカイブ

2026 Engineering Sciences Society Symposium (ESSS 2026)

10月30日から11月1日にかけて沖縄で開催された 2026 Engineering Sciences Society Symposium (ESSS 2026) にて，D3のChimkono，D2のLin，M2の堀とM1の安藤が以下の発表を行いました．

  • Aaron William Chimkono, Hiroshi Tsutsui, Takeo Ohgane, “Cross-Weather LOWO Evaluation of an Edge-Density Parking Occupancy Detector: Per-Slot Failure Analysis,” Proceedings of Engineering Sciences Society Symposium (ESSS), Oct. 2026.
  • Juzheng Lin, Hiroshi Tsutsui, Takeo Ohgane, “A Two-Stage Framework with a TFC-TDF-UNet-Based Second Stage for Six-Stem Music Source Separation,” Proceedings of Engineering Sciences Society Symposium (ESSS), Oct. 2026.
  • Taishin Hori, Chenyu Zhao, Hiroshi Tsutsui, Takeo Ohgane, “An Accuracy Evaluation of Unsupervised Anomalous Sound Detection for Machine Condition Monitoring Using a Spiking Neural Network with Fixed-Point Log-Mel Features,” Proceedings of Engineering Sciences Society Symposium (ESSS), Oct. 2026.
  • Shota Ando, Chenyu Zhao, Hiroshi Tsutsui, Takeo Ohgane, “Design of a Single-Port SRAM-Based Configurable-Length FFT IP Core with Four-Cycle Butterfly Operations Using a Single Multiplier,” Proceedings of Engineering Sciences Society Symposium (ESSS), Oct. 2026.

2026 International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS 2026)

10月27日から30日にかけて韓国釜山で開催された 2026 International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS 2026)にて，D3のChimkono，D2のLinとZhaoが以下の発表を行いました．

  • Aaron William Chimkono, Hiroshi Tsutsui, Takeo Ohgane, “Training-Free Snow-Resilient Parking Occupancy Detection Using ROI-First PiDiNet-Based Edge-Density Thresholding,” Proceedings of International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS), Oct. 2026.
  • Juzheng Lin, Hiroshi Tsutsui, Priyadarsi Nanda, Takeo Ohgane, “A Six-Stem Music Source Separation Architecture Based on TFC-TDF-UNet with Additional Models for Guitar and Piano,” Proceedings of International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS), Oct. 2026.
  • Chenyu Zhao, Taishin Hori, Hiroshi Tsutsui, Takeo Ohgane, “Evaluation of LUT Size Effects in Fixed-Point Approximation of Logarithmic Computation for Hardware-Oriented Log-Mel-Based Feature Extraction,” Proceedings of International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS), Oct. 2026.

2025年度北楡会・北海道大学情報系交流会

2025年度北楡会・北海道大学情報系交流会にてM2石﨑が「A Measurement of Packet Delivery Rate and Signal Strength in LoRa Communication in Urban and Suburban Areas of Sapporo」と題したポスター発表をしました．

学部1年生向けコース紹介(2025年9月)

9月30日(火)に，1年生向けコース紹介が行われました．メディアネットワークコースとして本研究室からも学生が参加し，1年生に向けてコースの紹介や研究室のパネル説明及び機材のデモ展示を行いました．
今回のデモ展示は以下のとおりです．

  • Raspberry Piとソフトウェア無線デバイスを用いた航空機情報のリアルタイム表示(航空機の位置情報トラッキング)
  • FPGAボードとRaspberry Piを用いたリアルタイム音声特徴可視化システム
  • レイトロン社の音声認識ロボ「チャピット」

電子情報通信学会 ソサイエティ大会 2025

9月8日に岡山大学津島キャンパスにて開催された2025ソサイエティ大会にて，D1のChenyu Zhaoが以下の発表を行いました．

  • Chenyu Zhao, Yuzuki Morikawa, Hiroshi Tsutsui, Takeo Ohgane, “Design of a Streaming-Based Resource-Efficient Mel Filter Bank Architecture for Real-Time Mel Spectrum Extraction on FPGA,” IEICE Society Conference, p. 118, A-14-15, Sep. 2025.

2025 International Symposium on Multimedia and Communications (ISMAC 2025)

8月20日から22日にかけてパングラオ島にて開催された2025 International Symposium on Multimedia and Communications (ISMAC 2025)にてD1のZhaoとM1の榊が以下2件の発表を行いました．

  • Chenyu Zhao, Hiroshi Tsutsui, Takeo Ohgane, “Design and Implementation of a Real-Time Acoustic Feature Visualization System on Raspberry Pi Platform Utilizing Fixed-Point FPGA-Based Mel Spectrum Extraction,” Proceedings of International Symposium on Multimedia and Communication Technology (ISMAC), Aug. 2025.
  • Haruka Sakaki, Kenshiro Tanaka, Chenyu Zhao, Hiroshi Tsutsui, Takeo Ohgane, “Comparative Evaluation of CNN, VGG16, Conformer, and YAMNet Models for Skateboard Riding Sound Detection,” Proceedings of International Symposium on Multimedia and Communication Technology (ISMAC), Aug. 2025.