3. 初始化函数(注意,在多神经元的神经网络中,w必须采用随机初始化,b可以采用zero初始化) #dim: the number of features def initialize_with_zeros(dim): w=np.zeros((dim,1)) b=0 assert (w.shape == (dim, 1)) #assert()判断()条件是否为真,为假会报错 assert (isinstance(b, float) or isins...
#get she shape of thed dataprint(train_set_x_orig.shape)print(train_set_y.shape)print(test_set_x_orig.shape)print(test_set_y.shape)print(classes.shape) 2)获取训练数据个数和测试数据个数,图片是64*64*3的格式 #the number of data,train number is 209 test number is50m_train =train_set...
文献解析 | 小鼠大..大家好,今天跟大家分享题为 A transcri ptomic taxo nomy of mouse brain-wide spinal proje cting neurons(小鼠大脑宽脊投射神经元