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per

PER(Prioritized Experience Replay) implementation in PyTorch

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Add files via upload: cartpole_per.ipynb

  • 目录不存在则创建
  • bool_break 替换 sys.exit()

1

解决由于数据精度限制造成计算误差所带来的空值采样,如果采样为空值,则重新采样。

相关代码:

        # last one -- ai@inksci.com
        i = n-1
        data = 0
        while data==0:
            # 重新采样
            s = random.uniform(a, b)
            (idx, p, data) = self.tree.get(s)
        priorities.append(p)
        batch.append(data)
        idxs.append(idx)

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Prioritized Experience Replay (PER) implementation in PyTorch

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  • Jupyter Notebook 84.1%
  • Python 15.9%
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