Video-based hand gesture recognition via SPD manifold spatial representation and optical flow motion features

Zhonghai Bai; Václav Snášel; Seyedali Mirjalili; Bay Vo; Jeng-Shyang Pan; Lingping Kong; Crina Grosan

doi:10.1371/journal.pone.0348122

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Open Access

Peer-reviewed

Research Article

Video-based hand gesture recognition via SPD manifold spatial representation and optical flow motion features

Zhonghai Bai,

Roles Investigation, Methodology, Software, Writing – original draft

Affiliation Faculty of Electrical Engineering and Computer Science, VSB – Technical University of Ostrava, Ostrava, Czech Republic

https://orcid.org/0000-0002-1685-2211

⨯
Václav Snášel ,

Roles Conceptualization, Methodology, Supervision, Writing – review & editing

* E-mail: vaclav.snasel@vsb.cz

Affiliations Faculty of Electrical Engineering and Computer Science, VSB – Technical University of Ostrava, Ostrava, Czech Republic, Center for Advanced Technologies and Engineering, CATEN, Ostrava, Czech Republic

https://orcid.org/0000-0002-9600-8319

⨯
Seyedali Mirjalili,

Roles Conceptualization, Writing – review & editing

Affiliations Faculty of Electrical Engineering and Computer Science, VSB – Technical University of Ostrava, Ostrava, Czech Republic, Centre for Artificial Intelligence Research and Optimisation, Torrens University Australia, Brisbane, Australia, University Research and Innovation Center, Obuda University, Budapest, Hungary
⨯
Bay Vo,

Roles Conceptualization, Writing – review & editing

Affiliation Faculty of Information Technology, HUTECH University, Ho Chi Minh City, Vietnam

https://orcid.org/0000-0002-2723-1138

⨯
Jeng-Shyang Pan,

Roles Conceptualization, Writing – review & editing

Affiliation School of Artificial Intelligence, Nanjing University of Information Science and Technology, Nanjing, China

https://orcid.org/0000-0002-3128-9025

⨯
Lingping Kong,

Roles Conceptualization, Methodology, Writing – review & editing

Affiliation Faculty of Electrical Engineering and Computer Science, VSB – Technical University of Ostrava, Ostrava, Czech Republic

https://orcid.org/0000-0002-6825-1469

⨯
Crina Grosan

Roles Writing – review & editing

Affiliations Digital Health and Applied Technology Assessment, King’s College London, London, United Kingdom, King’s Institute for Artificial Intelligence, King’s College London, London, United Kingdom
⨯

Video-based hand gesture recognition via SPD manifold spatial representation and optical flow motion features

Zhonghai Bai,
Václav Snášel,
Seyedali Mirjalili,
Bay Vo,
Jeng-Shyang Pan,
Lingping Kong,
Crina Grosan

Published: May 14, 2026
https://doi.org/10.1371/journal.pone.0348122

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