Vitae

Bluesky Github Keybase ORCiD
Name
Keishi Sando
Mail
sando.keishi.sp at alumni.tsukuba.ac.jp
Interests
  • Relational data analysis
  • Statistical inference
  • Julia lang
  • Competitive programming
Journal Papers
  • Keishi Sando, Hideitsu Hino, “Complex non-backtracking matrix for directed graphs”, Journal of Complex Networks, 2025.03, DOI: 10.1093/comnet/cnaf012
  • Keishi Sando, Hideitsu Hino, “Modal Principal Component Analysis”, Neural Computation, 2020.10, DOI: 10.1162/neco_a_01308
  • Keishi Sando, Shotaro Akaho, Noboru Murata, Hideitsu Hino, “Information Geometry of Modal Linear Regression”, Information Geometry, 2019.06, DOI: 10.1007/s41884-019-00017-y
Refered International Conferences
  • Keishi Sando, Shotaro Akaho, Noboru Murata, Hideitsu Hino, “Information Geometric Perspective of Modal Linear Regression”, The 25th International Conference on Neural Information Processing (ICONIP2018), 2018.12 (Siem Reap, Cambodia), DOI: 10.1007/978-3-030-04182-3_47
International Conferences
  • Keishi Sando, Hideitsu Hino, “Complex non-backtracking matrix for directed graphs and its application to clustering”, The Interim Conference of the Asian Regional Section of the International Association for Statistical Computing (IASC-ARS), 2024.12 (Taipei, Taiwan)
Domestic Workshops
  • 三戸圭史，日野英逸，“有向グラフでの複素Non-backtracking行列とクラスタリングへの応用”，第27回情報論的学習理論ワークショップ(IBIS2024)，2024.11 (埼玉)
  • 三戸圭史，日野英逸，“最頻値推定量を用いた主成分分析の提案”，第39回情報論的学習理論と機械学習研究会（IBISML），2020.03（京都）, (*a)
  • 三戸圭史，赤穂昭太郎，村田昇，日野英逸，“最頻値線形回帰の情報幾何”，第32回情報論的学習理論と機械学習研究会 (IBISML)，2018.03
Awards
(*a) IBIS2019 Research Award Finalist

Careers

duration affiliation
Apr 2023 - Ph.D. student @ Department of Statistical Science, The Graduate University for Advanced Studies, SOKENDAI
Aug 2022 - Mar 2023 Research Assistant @ national laboratory
Mar 2021 - Jul 2022 AI Engineer @ startup company
Apr 2020 - Feb 2021 System Engineer @ telecommunication company
Apr 2018 - Mar 2020 Master’s course @ University of Tsukuba

その他