deeplearning.ai - 深度學習的實用層面

改善深層神經網絡：超參數調試、正則化以及優化 吳恩達 Andrew Ng 深度學習的實用層面 Setting up your ML application Train/dev/test sets (訓練、開發、測試集) the goal of the dev set is to test different algorithms on it and see which algorithm work

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