Gao, J. . “RETRACTED: Basketball Posture Recognition Based on HOG Feature Extraction and Convolutional Neural Network [EAI Endorsed Scal Inf Syst (2022), Online First]”. EAI Endorsed Transactions on Scalable Information Systems, vol. 9, no. 4, Apr. 2022, p. e24, doi:10.4108/eai.8-4-2022.173787.