Deep-Learning-Coursera-Douzi lesson1: Neural-Networks-and-Deep-Learning week2 week3 week4 lesson2: Improving DNNs Hyperparameter tuning-Regularization and Optimization week1 week2 week3 lesson3: Structuring Machine Learning Projects 无编程作业 lesson4: Convolutional Neural Networks week1 week2 lesson5: Sequence Model week1 week2