Researchers

HAMASUNA Yukihiro

HAMASUNA Yukihiro
Associate Professor
Faculty Department of Informatics / Graduate School of Science and Engineering / Cyber Informatics Research Institute
Researchmap https://researchmap.jp/yhamasuna

Research Activities

Research Areas

  • Informatics, Sensitivity (kansei) informatics
  • Informatics, Soft computing
  • Informatics, Intelligent informatics
  • Informatics, Information theory

Research Interests

Data Science, Machine Learning, Soft Computing, Clustering

Published Papers

  1. Parameter Estimation for Gaussian Process <i>c</i>-Regression Models Based on Marginal Likelihood Maximization
    Yuya YOKOYAMA; Kaito TAKEGAWA; Yukihiro HAMASUNA
    Journal of Japan Society for Fuzzy Theory and Intelligent Informatics  37  (2)  , 627-639, 15, May. 2025  , Refereed
  2. Sequential Cluster Extraction by Noise Clustering Based on Local Outlier Factor
    Yukihiro Hamasuna; Yoshitomo Mori
    Lecture Notes in Computer Science  , 77-89, 15, Aug. 2024  , Refereed
  3. Gaussian process based sequential regression models
    Kaito Takegawa; Yuya Yokoyama; Yukihiro Hamasuna
    IEEE World Congress on Computational Intelligence (IEEE WCCI 2024)  Jul. 2024  , Refereed

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MISC

  1. A Study on Clustering Method Using the Wasserstein Barycenter , Haruto IWASAKI; Yukihiro HAMASUNA , Fuzzy System Symposium , Sep. 2025
  2. A Study on Robust Hierarchical Clustering Using LOF , Daito NAKAMOTO; Yukihiro HAMASUNA , Fuzzy System Symposium , Sep. 2025
  3. Network Clustering Based on Degree Fairness , Kohei TAKAI; Yukihiro HAMASUNA , Fuzzy System Symposium , Sep. 2025

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Awards & Honors

  1. Sep. 2012, 日本知能情報ファジィ学会, 奨励賞

Research Grants & Projects

  1. 日本学術振興会, 科学研究費補助金 基盤研究（C), 構造的ゆらぎを伴うネットワークデータに対するクラスタリング手法の拡張と高度化
  2. 公益財団法人電気通信普及財団, 研究調査助成, データ構造に対して頑健なクラスタリングの開発
  3. Japan Society for the Promotion of Science, Grant-in-Aid for Young Scientists (B), 構造的ゆらぎを伴うグラフデータに対するクラスタリング手法の確立

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