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  1. No Access

    Chapter and Conference Paper

    Ocean Wind Speed Retrieval Method with a Relative Wind Direction Using Microwave Radiometer Data

    An ocean wind speed retrieval method with microwave radiometer data is proposed considering relative wind directions on observed brightness temperature. The conventional method is based on regressive analysis ...

    Kohei Arai, Kenta Azuma in Intelligent Systems and Applications (2024)

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    Chapter and Conference Paper

    Comparative Study on Satellite-Based SAR Image Representation for Detection of Landslides and Sediment Disasters Caused by Rainfall

    Comparative study on satellite-based SAR (Synthetic Aperture Radar) image representation for detection of landslides and sediment disasters caused by rainfall is conducted. There are many SAR image representat...

    Kohei Arai in Advances in Information and Communication (2024)

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    Chapter and Conference Paper

    Image Classification Method Based on Chaos Neural Network

    An image classification method with Chaos Neural Network (CHAOS NN) is proposed. CHAOS NN allows to find closer to a globally optimum solution than Back Propagation Neural Network (BPNN) due to the fact that b...

    Kohei Arai in Intelligent Computing (2024)

  4. No Access

    Book and Conference Proceedings

    Intelligent Computing

    Proceedings of the 2024 Computing Conference, Volume 4

    Kohei Arai in Lecture Notes in Networks and Systems (2024)

  5. No Access

    Book and Conference Proceedings

    Intelligent Computing

    Proceedings of the 2024 Computing Conference, Volume 1

    Kohei Arai in Lecture Notes in Networks and Systems (2024)

  6. No Access

    Book and Conference Proceedings

    Intelligent Systems and Applications

    Proceedings of the 2023 Intelligent Systems Conference (IntelliSys) Volume 3

    Kohei Arai in Lecture Notes in Networks and Systems (2024)

  7. No Access

    Book and Conference Proceedings

    Intelligent Systems and Applications

    Proceedings of the 2023 Intelligent Systems Conference (IntelliSys) Volume 1

    Kohei Arai in Lecture Notes in Networks and Systems (2024)

  8. No Access

    Book and Conference Proceedings

    Intelligent Systems and Applications

    Proceedings of the 2023 Intelligent Systems Conference (IntelliSys) Volume 4

    Kohei Arai in Lecture Notes in Networks and Systems (2024)

  9. No Access

    Book and Conference Proceedings

    Advances in Information and Communication

    Proceedings of the 2024 Future of Information and Communication Conference (FICC), Volume 1

    Kohei Arai in Lecture Notes in Networks and Systems (2024)

  10. No Access

    Book and Conference Proceedings

    Advances in Information and Communication

    Proceedings of the 2024 Future of Information and Communication Conference (FICC), Volume 3

    Kohei Arai in Lecture Notes in Networks and Systems (2024)

  11. No Access

    Book and Conference Proceedings

    Intelligent Systems and Applications

    Proceedings of the 2023 Intelligent Systems Conference (IntelliSys) Volume 2

    Kohei Arai in Lecture Notes in Networks and Systems (2024)

  12. No Access

    Book and Conference Proceedings

    Advances in Information and Communication

    Proceedings of the 2024 Future of Information and Communication Conference (FICC), Volume 2

    Kohei Arai in Lecture Notes in Networks and Systems (2024)

  13. No Access

    Book and Conference Proceedings

    Intelligent Computing

    Proceedings of the 2024 Computing Conference, Volume 3

    Kohei Arai in Lecture Notes in Networks and Systems (2024)

  14. No Access

    Book and Conference Proceedings

    Intelligent Computing

    Proceedings of the 2024 Computing Conference, Volume 2

    Kohei Arai in Lecture Notes in Networks and Systems (2024)

  15. Article

    Open Access

    Time-domain photonic image processor based on speckle projection and reservoir computing

    High-speed image processing is essential for many real-time applications. On-chip photonic neural network processors have the potential to speed up image processing, but their scalability is limited in terms o...

    Tomoya Yamaguchi, Kohei Arai, Tomoaki Niiyama, Atsushi Uchida in Communications Physics (2023)

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    Chapter and Conference Paper

    Eigen Value Decomposition Utilizing Method for Data Hiding Based on Wavelet Multi-resolution Analysis

    Eigen value decomposition utilizing method for data hiding based on wavelet Multi-Resolution Analysis (MRA) is proposed. It is possible to improve an invisibility of the hidden information by using eigen value...

    Kohei Arai in Intelligent Systems and Applications (2023)

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    Chapter and Conference Paper

    Nonlinear Merge and Split Based Image Clustering Method Through Changing the Number of Clusters

    Nonlinear merge and split based image clustering method through changing the number of clusters is proposed. A nonlinear merge and split method for image clustering is proposed to overcome a complicated situat...

    Kohei Arai in Advances in Information and Communication (2023)

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    Chapter and Conference Paper

    Method for Creation of Merged Dataset for SST Estimation with Thermal and Microwave Radiometer Data

    Method for creation of merged dataset for Sea Surface Temperature (SST) estimation with Thermal Infrared Radiometer (TIR) and Microwave Scanning Radiometer (MSR) onboard satellites considering geophysical prop...

    Kohei Arai in Proceedings of the Future Technologies Conference (FTC) 2023, Volume 2 (2023)

  19. No Access

    Book and Conference Proceedings

    Advances in Information and Communication

    Proceedings of the 2023 Future of Information and Communication Conference (FICC), Volume 1

    Kohei Arai in Lecture Notes in Networks and Systems (2023)

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    Book and Conference Proceedings

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