Fig. 3
From: Two-stage CNNs for computerized BI-RADS categorization in breast ultrasound images
Illustration of the G-CNN network. The blue dashed rectangle box represents the encode path and the orange dashed rectangle box refers to the concatenate path. Different colors correspond to different operations. Each blue box corresponds to a convolution layer with a kernel size of 3 × 3, each purple box denotes a max pooling layer with a stride of 2, each orange box denotes as a concatenation layer, and each green box represents a fully connected layer