Research Article
Detecting Group-level Crowd Using Spectral Clustering Analysis on Particle Trajectories
College of Information Engineering, China Jiliang University, Hangzhou 310018, China
Feiyu Chen
College of Information Engineering, China Jiliang University, Hangzhou 310018, China
Huiliang Peng
College of Information Engineering, China Jiliang University, Hangzhou 310018, China