@inproceedings{wang:hal-02319093, TITLE = {{Histograms of optical flow orientation for abnormal events detection}}, AUTHOR = {Wang, Tian and Snoussi, Hichem}, URL = {https://utt.hal.science/hal-02319093}, BOOKTITLE = {{2013 IEEE International Workshop on Performance Evaluation of Tracking and Surveillance (PETS 2013)}}, ADDRESS = {Clearwater, United States}, PUBLISHER = {{IEEE}}, PAGES = {45-52}, YEAR = {2013}, MONTH = Jan, DOI = {10.1109/PETS.2013.6523794}, HAL_ID = {hal-02319093}, HAL_VERSION = {v1}, }