# chapter\_04

- [신경망 모듈의 기본 구조 (torch.nn.Module)](/booil-jung/docs/artificial_intelligent/introductions_to_pytorch/chapter_04/0401.md)
- [torch.nn 모듈을 사용한 네트워크 정의](/booil-jung/docs/artificial_intelligent/introductions_to_pytorch/chapter_04/0402.md)
- [레이어: Linear, Conv2d, LSTM 등 주요 레이어 설명](/booil-jung/docs/artificial_intelligent/introductions_to_pytorch/chapter_04/0403.md)
- [활성화 함수 (ReLU, Sigmoid, Softmax 등)](/booil-jung/docs/artificial_intelligent/introductions_to_pytorch/chapter_04/0404.md)
- [손실 함수의 이해 (MSELoss, CrossEntropyLoss 등)](/booil-jung/docs/artificial_intelligent/introductions_to_pytorch/chapter_04/0405.md)
- [최적화 기법 (SGD, Adam, RMSprop 등)](/booil-jung/docs/artificial_intelligent/introductions_to_pytorch/chapter_04/0406.md)