CNN Architectures and Enhancements

Chapter 15: Classic CNN Architectures (LeNet, AlexNet, VGG, GoogLeNet/Inception) Chapter 16: Residual and Dense Networks (ResNet, ResNeXt, DenseNet, WideResNet) Chapter 17: Attention-Augmented CNNs (SENet, CBAM, non-local blocks, attention gates, ECA-Net) Chapter 18: Region-Based CNNs (R-CNN, Fast R-CNN, Faster R-CNN, Mask R-CNN) Chapter 19: Lightweight and Efficient CNNs (MobileNet, ShuffleNet, EfficientNet, GhostNet)