ResNet BasicBlock Structure

Input x | v Conv3x3 + BN + ReLU (Main Branch) | v Conv3x3 + BN (Main Branch) | +----------------------+ | | v | | Skip Connection f(x)
| (x or 1x1 Conv + BN) | | +----------------------+ | v Element-wise Add: H(x) = F(x) + f(x) | v ReLU Output y