Segmenting and classifying activities in robot-assisted surgery with recurrent neural networks. - Robert S. DiPietro; Narges Ahmidi; Anand Malpani; Madeleine Waldram; Gyusung I. Lee; Mija R. Lee; S. Swaroop Vedula; Gregory D. Hager (Int. J. Comput. Assist. Radiol. Surg., 2019)