随笔分类 - mxnet
摘要：多层感知机（mxnet）from mxnet import gluonfrom mxnet import ndarray as ndfrom mxnet import autograddef transform(data, label): return data.astype('float32') / 255, label.astype('float32')def SGD(params, l...
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摘要：多类逻辑回归from mxnet import gluonfrom mxnet import ndarray as nddef SGD(params, lr): for param in params: param[:] = param - lr * param.graddef transform(data, label): return data.astype('flo...
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摘要：实现一个简单的线性回归(mxnet)from mxnet import ndarray as ndfrom mxnet import autogradimport matplotlib.pyplot as pltimport randomnum_input=2#变量数num_examples=1000#1000个样例true_w=[2,-3.4]#真实的系数Wtrue_b=4.2#真实的偏倚bX=...
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