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\bibitem{3014} Mohammad Ali Bagheri, Qigang Gao, Sergio Escalera, Huamin Ren, Thomas B. Moeslund, \& Elham Etemad. (2017). Locality Regularized Group Sparse Coding for Action Recognition. \textit{CVIU - Computer Vision and Image Understanding}, \textit{158}, 106--114.

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