Neural Networks and Deep Learning 【编程笔记】

class 2 : Logistic Regression with a Neural Network mindset 1. 提取数据(图片)维度 m_train = train_set_x_orig. shape[0] num_px = train_set_x_orig .shape[1] print ("train_set_x shape: " + str(train_set_x_orig.s
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