Search Results for author: Kazushi Tsutsui

Found 6 papers, 4 papers with code

Runner re-identification from single-view running video in the open-world setting

1 code implementation18 Oct 2023 Tomohiro Suzuki, Kazushi Tsutsui, Kazuya Takeda, Keisuke Fujii

However, most of the current studies on player re-identification in multi- or single-view sports videos focus on re-identification in the closed-world setting using labeled image dataset, and player re-identification in the open-world setting for automatic video analysis is not well developed.

Action valuation of on- and off-ball soccer players based on multi-agent deep reinforcement learning

no code implementations29 May 2023 Hiroshi Nakahara, Kazushi Tsutsui, Kazuya Takeda, Keisuke Fujii

In this paper, we propose a method of valuing possible actions for on- and off-ball soccer players in a single holistic framework based on multi-agent deep reinforcement learning.

reinforcement-learning

Adaptive action supervision in reinforcement learning from real-world multi-agent demonstrations

no code implementations22 May 2023 Keisuke Fujii, Kazushi Tsutsui, Atom Scott, Hiroshi Nakahara, Naoya Takeishi, Yoshinobu Kawahara

In the experiments, using chase-and-escape and football tasks with the different dynamics between the unknown source and target environments, we show that our approach achieved a balance between the reproducibility and the generalization ability compared with the baselines.

Dynamic Time Warping reinforcement-learning +1

Location analysis of players in UEFA EURO 2020 and 2022 using generalized valuation of defense by estimating probabilities

1 code implementation30 Nov 2022 Rikuhei Umemoto, Kazushi Tsutsui, Keisuke Fujii

Using the open-source location data of all players in broadcast video frames in football games of men's Euro 2020 and women's Euro 2022, we investigated the effect of the number of players on the prediction and validated our approach by analyzing the games.

Evaluation of creating scoring opportunities for teammates in soccer via trajectory prediction

1 code implementation4 Jun 2022 Masakiyo Teranishi, Kazushi Tsutsui, Kazuya Takeda, Keisuke Fujii

However, it has remained difficult to evaluate an attacking player without receiving the ball, and to reveal how movement contributes to the creation of scoring opportunities for teammates.

Trajectory Prediction

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