@ARTICLE{zuo2019EnhancedLFD, title={Enhanced gradient-based local feature descriptors by saliency map for egocentric action recognition}, author={Zuo, Zheming and Wei, Bo and Chao, Fei and Qu, Yanpeng and Peng, Yonghong and Yang, Longzhi}, journal={Applied System Innovation}, volume={2}, number={1}, pages={7}, year={2019}, publisher={Multidisciplinary Digital Publishing Institute}, doi={10.3390/asi2010007}.}