Faculty Members

LANGUAGE ≫ Japanese


Areas of specialization Image measurement, optical measurement, measurement engineering
Laboratory/research office Image Processing and Informatics Laboratory
Our research topics is image understanding and data understanding from various sensors and its application to real world.
Camera outputs a large amount of data (some million pixels per 1/30 second) and it is required to develop effective utilizing method for such a vast data.
Our research is based on physics and developing reliable image inspection system and image processing, understanding technique for human computer interaction.
Current research topics
Educational background 2005: Doctor, University of Tokyo
2002: Master, University of Tokyo
2000: Bachelor, University of Tokyo
Professional background
Academic societies The Society of Instrument and Control Engineering
Information Processing Society of Japan

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* Courses provided in English are shown with (E) mark

Undergraduate school
  • Computer Graphics
  • Laboratory Work on Information Technology 3i
  • Image Processing
  • Project Research 1
  • Project Research 2
  • Project Research 3
  • Seminars on the School of Information
  • Laboratory Work on Information Technology 3C
  • Graduation Thesis
  • Introduction to Cyber Reality
Graduate school
  • Image Information Processing
  • Seminar on Infomatics I
  • Seminar on Infomatics II
  • Individual Work for Graduate
  • Advanced Seminar 1
  • Advanced Seminar 2

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Research activities

Research papers
  1. Authors: Wang Pan, Toru Kurihara, YU Jun
    Title: Correlation Image Sensor-Assisted Single-Frame Optical Flow Estimation in Motion-Blurred Scenes
    Journal: IEEE ACCESS, Vol. 12, pp. 65856-65868, IEEE
    Year: 2024
  2. Authors: Xinzhi Liu, YU Jun, Toru Kurihara, Congzhong Wu, Shu Zhan
    Title: Spectrum Attention Mechanism for a Complex Neural Network
    Journal: IEEE Signal Processing Letters, Vol. 31, pp. 815-819, IEEE
    Year: 2024
  3. Authors: YU Jun, Shu Zhan, Toru Kurihara
    Title: Wide-Angular Tolerance Optical Filter Design and Its Application to Green Pepper Segmentation
    Journal: Sensors, Vol. 23, No. 6, p. 2981, MDPI
    Year: 2023
  4. Authors: Xinzhi Liu, YU Jun, Toru Kurihara, Congzhong Wu, Zhao Niu, Shu Zhan
    Title: Pixelwise complex-valued neural network based on 1-D FFT of hyperspectral data to improve green pepper segmentation in agriculture
    Journal: Applied Science, Vol. 13, No. 4, p. 2697, MDPI
    Year: 2023
  5. Authors: Xinzhi Liu, YU Jun, Toru Kurihara, Liangfeng Xu, Zhao Niu, Shu Zhan
    Title: Hyperspectral imaging for green pepper segmentation using a complex-valued neural network
    Journal: Optik - International Journal for Light and Electron Optics, Vol. 265, p. 169527, Elsevier
    Year: 2022
  6. Authors: XinzhiLiu, Yu Jun, Toru Kurihara, Ke Li, Zhao Niu, Shu Zhan
    Title: Learning an Optical Filter for Green Pepper Automatic Picking in Agriculture
    Journal: Computers and Electronics in Agriculture, Vol. 191C, p. 106521, Elsevier
    Year: 2021
  7. Authors: Yu Jun, Toru Kurihara, Shu Zhan
    Title: Color-Ratio Maps Enhanced Optical Filter Design and its application in green pepper segmentation
    Journal: Sensors, Vol. 21, No. 19, p. 6437, MDPI
    Year: 2021
  8. Authors: Guoan Cheng, Ai Matsune, Huaijuan Zang, Toru Kurihara, Shu Zhan
    Title: EDPANs: Enhanced Dual Path Attention Networks for Single Image Super-Resolution
    Journal: Journal of Circuits, Systems and Computers, Vol. 30, No. 16, p. 2150300
    Year: 2021
  9. Authors: Yu Jun, Toru Kurihara, Shu Zhan
    Title: Optical Filter Net: A Spectral-Aware RGB Camera Framework for Effective Green Pepper Segmentation
    Journal: IEEE Access, Vol. 9, pp. 90142-90152, IEEE
    Year: 2021
  10. Authors: Qiuyu Li, Yu Jun, Toru Kurihara, Haiyan Zhang, Shu Zhan
    Title: Deep Convolutional Neural Network with Optical Flow for Facial Micro-expression Recognition
    Journal: Journal of Circuits, Systems and Computers, World Scientific Publishing
    Year: 2019
  11. Authors: Xiong Yang, Shu Zhan, Dongdong Xie, Hong Zhao, KURIHARA Toru
    Title: Hierarchical prostate MRI segmentation via level set clustering with shape prior
    Journal: Neurocomputing, Vol. 257, pp. 154-163, Elsevier
    Year: 2017
  12. Authors: Shu Zhan, Lele Chang, Jingjing Zhao, KURIHARA Toru, Hao Du, Yucheng Tang, Jun Cheng
    Title: Real-time 3D face modeling based on 3D face imaging
    Journal: Neurocomputing, Vol. 252, pp. 42-48, Elsevier
    Year: 2017
  13. Authors: Qin-Qin Tao, Shu Zhan, Xiao-Hong Li, KURIHARA Toru
    Title: Robust face detection using local CNN and SVM based on kernel combination
    Journal: Neurocomputing, Vol. 211, pp. 98-105, Elsevier
    Year: 2016
  14. Authors: ANDO Shigeru, NARA Takaaki, KURIHARA Toru
    Title: Spatial filtering velocimetry revisited: Exact short-time detecting schemes from arbitrarily small-size reticles
    Journal: Measurement Science and Technology, Vol. 25, No. 8, p. 085001, IOP Publishing
    Year: 2014
Grants-in-Aid for Scientific Research from the Japanese government
  1. Project title: Micro-expression detection based on high spatial and temporal resolution motion analysis
    Category: Grant-in-Aid for Young Scientists (B)
    Project number: 15K21307
    Project period: 2015-2016
    Total budget amount: 3,510,000 yen
  2. Project title: Pain face estimation system for dementia patients based on video analysis
    Category: Grant-in-Aid for Scientific Research (C)
    Project number: 17K00442
    Project period: 2017-2019
    Total budget amount: 4,550,000 yen

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Social activities

Committee roles
  1. Program Committee Members, Visapp2025, 2025
  2. JCMSI Editor, SICE, 2024-2027
  3. Annual Conference Program Committee Member, SICE, 2019
  4. Annual Conference Program Committee Member, SICE, 2018
  5. Treasurer, IEEE Shikoku Section , 2017-2018

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