“…• Pretrained networks and deep networks: It is evident in this article that out of 101 research papers, vast majority of contributions by deep networks were Gaussian blur smoothing [74,76] k-means [67,72], Graph-based [70], Dense UNet [70], Region growing [71,72], Thresholding [74,76,81], CNN [79] Zoom-out features [67], ConvNet features [65,67,76,99], Object graph features [72], Topological features [65], Various texture features [73,79,80], Morphology features [75,79,80] Transfer learning models [73,80,83], Machine learning algorithms [65,67,72,76,80,99], Custom CNN [69,74,78,80], Quasi-supervised learning [73], Neural network [66,74,81], Ensemble CNN [77] Prostate…”