PeerJ Author 135 Points Contributions by role Author 135 Contributions by subject area Artificial Intelligence Emerging Technologies Optimization Theory and Computation Ali Amer Ahmed Alrawi PeerJ Author Summary Computer Aided Design Computer Education PeerJ Contributions Articles 1 April 27, 2021 A systematic review of automated pre-processing, feature extraction and classification of cardiotocography Shahad Al-yousif, Ariep Jaenul, Wisam Al-Dayyeni, Ah Alamoodi, IA Najm, Nooritawati Md Tahir, Ali Amer Ahmed Alrawi, Zafer Cömert, Nael A. Al-shareefi, Abbadullah H. Saleh https://doi.org/10.7717/peerj-cs.452