[PDF][PDF] Two-stage sparse representation based abnormal crowd event detection in videos
CÖ Ege - University of Helsinki, 2020 - helda.helsinki.fi
There is a growing demand for video surveillance due to increasing security and safety
concerns. Now that closed-circuit television (CCTV) cameras are affordable and easy to …
concerns. Now that closed-circuit television (CCTV) cameras are affordable and easy to …