[KongchangAI]
Unverified50% confidenceFactExact time

监督学习本质上是函数逼近问题,通过最小化损失函数实现,常见损失函数包括回归任务的均方误差(MSE)和分类任务的交叉熵(Cross Entropy)

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50%
Confidence
Long-term
Relevance
8/23/2026
First Seen

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