4-1 卷积神经网络基础4-1练习1-Convolutional Neural Networks: Step by Step4-1练习2-Convolutional Neural Networks: Application4-2 深度卷积模型:案例研究4-2练习1-Keras tutorial - the Happy House4-2练习2-Residual Networks4-3 目标检测练习-Autonomous driving - Car detection4-4 人脸识别与风格迁移4-4练习1Face Recognition for the Happy House