Kei Takahashi

Fukuoka Institute of Technology - Faculty of Information Engineering

Japan

  • Fukuoka Institute of Technology - Faculty of Information Engineering

SCHOLARLY PAPERS

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Scholarly Papers (2)

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1.

Pitch Sequences in Baseball: Analysis Using a Probabilistic Topic Model

Number of pages: 16 Posted: 06 Jan 2021 Last Revised: 16 Nov 2021
Keisuke Yoshihara and Kei Takahashi
Gunma University - Center for Mathematics and Data Science and Fukuoka Institute of Technology - Faculty of Information Engineering
Downloads 256 (231,469)

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Probabilistic topic model, Baseball data, Pitch sequence

2.

A Simple Method for Unsupervised Anomaly Detection: An Application to Web Time Series Data

Number of pages: 29 Posted: 02 Jul 2021 Last Revised: 04 Oct 2021
Keisuke Yoshihara and Kei Takahashi
Gunma University - Center for Mathematics and Data Science and Fukuoka Institute of Technology - Faculty of Information Engineering
Downloads 56 (704,829)

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Unsupervised Anomaly Detection, Dynamic Linear Model, Density Ratio Estimation, Web Time Series Data