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The trade-off between bias and variance is a fundamental concept in machine learning.
他就像一个在公园里无忧无虑漫步的人一样,好像穿着一件隐形的外套,可以屏蔽监狱里的纷扰。
我喜欢挑战自己,超越自己的极限。
The most beautiful thing we can experience is the mysterious.
The truth is often hidden in the spaces between words.