A new approach to quantify angles and time of changes-of-direction during soccer matches

• Tomohiro Kai,

  Roles Data curation, Formal analysis, Writing – original draft

  Affiliations National Institute of Fitness and Sports in Kanoya, Kanoya, Japan, Kagoshima United FC, Kagoshima, Japan

  https://orcid.org/0000-0002-9290-8141

  ⨯
• Shin Hirai,

  Roles Methodology, Writing – review & editing

  Affiliation Mizuno Corporation, Suminoe-ku, Japan

  https://orcid.org/0000-0001-5718-2966

  ⨯
• Yuhei Anbe,

  Roles Data curation, Investigation

  Affiliation National Institute of Fitness and Sports in Kanoya, Kanoya, Japan

  ⨯
• Yohei Takai

  Roles Conceptualization, Methodology, Project administration, Writing – review & editing

  * E-mail: y-takai@nifs-k.ac.jp

  Affiliation National Institute of Fitness and Sports in Kanoya, Kanoya, Japan

  https://orcid.org/0000-0002-0142-0993

  ⨯