Figure 5.
The number of commonly used network structures in DL spine image analysis. Source: PubMed and Web of Science. CNN. U-Net is a typical convolutional neural network (42), it has a contracting path for image downsampling and an expansive path for image upsampling. FCN; LSTM network; GAN. Search time range: 1 January, 2015 to 20 March, 2021. DL, deep learning; CNN, convolutional neural network; FCN, fully convolutional network; LSTM, long short-term memory; GAN, generative adversarial network.