Cousera ▶ Deep Learning ▶ 課程筆記 ▶ Week 3
Week 3 神經網絡表示 NN Representation 輸入層，輸入單元x 隱藏層，進行神經網絡內部的數據處理 輸出層，用於輸出估計值 y ^ \hat{y} y^ 「隱藏」的含義：這一層的節點的真實值並沒有被觀察，數據集中也沒有相關表示 輸入可以看作時原始（第0層）的激活輸出，一次可以表示成 a [ 0 ] = X a^{[0]}=X a[0]=X 隱藏層則是 a [ 1 ] a^{[
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相關文章
- 1. Cousera ▶ Machine Learning ▶ 課程筆記 ▶ Week 3
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