wehub-resource-sync
4532 lines
180 KiB
Plaintext
4532 lines
180 KiB
Plaintext
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"source": [
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"# 3.8 多层感知机"
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"text": [
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"0.4.1\n"
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}
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"source": [
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"%matplotlib inline\n",
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"import torch\n",
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"import numpy as np\n",
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"import matplotlib.pylab as plt\n",
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"import sys\n",
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"sys.path.append(\"..\") \n",
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"import d2lzh_pytorch as d2l\n",
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"\n",
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"print(torch.__version__)"
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]
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},
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{
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"source": [
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"## 3.8.2 激活函数"
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]
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},
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"source": [
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"def xyplot(x_vals, y_vals, name):\n",
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" d2l.set_figsize(figsize=(5, 2.5))\n",
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" d2l.plt.plot(x_vals.detach().numpy(), y_vals.detach().numpy())\n",
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" d2l.plt.xlabel('x')\n",
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" d2l.plt.ylabel(name + '(x)')"
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]
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},
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{
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"source": [
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"### 3.8.2.1 ReLU函数"
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]
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