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simple artificial neural network

  • 具体数学原理参见博客,推导很详尽。

  • 根目录下的py文件为原始实现,advanced_version使用numpy实现。

  • Iris数据集上效果:

    • sigmoid:
      • 1000轮: 0.984375
      • 2000轮: 0.992188
    • tanh:
      • 1000轮: 0.992188
      • 2000轮: 0.992188
  • Iris数据集上,tanh收敛更快

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