Real-time Facial Expression Recognition with DPU
Research on real-time and efficient facial expression recognition systems using a DNN accelerator (DPU) on FPGA.
Research Theme
We study computer systems that run AI and image processing efficiently at the edge with high speed and low power.
Projects
Research on real-time and efficient facial expression recognition systems using a DNN accelerator (DPU) on FPGA.
A commissioned research project from Oita Prefecture on developing a method to recognize green onion branch positions from images to improve the efficiency of preparation work.
Research on real-time green onion branch position detection using computer vision, AI, and edge devices to support preparation work.
Publications
2026
Takuto Ando, Iori Yamaguchi, Jun Shono, Takahiro Kawabe, Koji Uchida, Kosuke Shigematsu, Yusuke Inoue, "LIGHTWEIGHT YOLOX-BASED GREEN ONION BRANCHING POINT DETECTION FOR AUTOMATED PEELING ON EDGE DEVICE," ICIC Express Letters, Vol.20, No.8, pp.811-819, Aug. 2026.
2025
ANDO Takuto, INOUE Yusuke, "DPU-BASED HARDWARE IMPLEMENTATION FOR REAL-TIME FACIAL EXPRESSION RECOGNITION SYSTEM," ICIC Express letter, Vol.19, Num.4, pp419-426, Apr. 2025.
2025
安藤拓翔, 井上優良, "DNN アクセラレータを用いた表情認識システムにおける電力効率の向上", 第87回情報処理学会全国大会, 1J-04, Mar. 2025.
2024
Takuto ANDO, Yusuke INOUE, "Facial Expression Recognition System Using DNN Accelerator with Multi-threading on FPGA," 2024 Twelfth International Symposium on Computing and Networking Workshops (CANDARW), Naha, Japan, Dec. 2024.
2024
安藤拓翔, 井上優良, "小ねぎ調製位置検出のためのインスタンスセグメンテーション", 2024年度(第32回)電子情報通信学会九州支部学生会講演会, D-27, Sep. 2024.
2024
岸田航河, 井上優良, "話者識別のFPGA実装に向けた検討", 2024年度(第32回)電子情報通信学会九州支部学生会講演会, D-32, Sep. 2024.
2024
Takuto Ando, Yusuke INOUE, "Real-time Green Onion Branch Position Detection on Edge Devices," Agricultural Information Research, Vol.33, 1, Jul, 2024.
2024
安藤拓翔, 井上優良, "FPGAにおけるDPUを用いた表情認識システムの実装", 第249回 システム・アーキテクチャ研究発表会(HotSPA 2024), 2024-ARC-257, No.22, Jun. 2024.
2024
Takuto ANDO, Yusuke INOUE, "FPGA Implementation of a DPU-Based Facial Expression Recognition System," The 25th Workshop on Synthesis And System Integration of Mixed Information technologies, Taipei, Taiwan, Mar. 2024.
2023
安藤拓翔, 井上優良, "FPGA によるリアルタイム表情認識システムの実装", 2023年度(第31回)電子情報通信学会九州支部学生会講演会, A-15, Sep. 2023.
2023
小野竜也, 井上優良, "YOLOX を用いた白ねぎの葉の分岐部検出", 2023年度(第31回)電子情報通信学会九州支部学生会講演会, D-22, Sep. 2023.
2023
安藤拓翔, 井上優良, "エッジ検出を用いたこねぎ分岐部の検出", 情報処理学会第243回 システム・アーキテクチャ研究発表会, Vol.2023-ARC-251, No.4, Jan. 2023.
2022
植野優磨, 井上優良, "GANによるマスク無し顔画像生成の検討", 2022年度(第30回)電子情報通信学会九州支部学生会講演会, D-34, Sep. 2022.
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