6.7 4.2 A New Efficient Hybrid Technique for Human Action Recognition Using 2D Conv-RBM and LSTM with Optimized Frame Selection Majid Joudaki, Mehdi Imani and Hamid R. Arabnia Special Issue Data Science and Big Data in Biology, Physical Science and Engineering II Edited by Dr. Mohammed Mahmoud Article https://doi.org/10.3390/technologies13020053