vault backup: 2026-05-14 15:27:11
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Vendored
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@@ -10,7 +10,10 @@ title: КР - Персептрон
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# КР - Персептрон
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## Схема персептрона
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![[Pasted image 20260514152232.png|400]]
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$$u_{i}=f(\sum\limits_{j=0}^{n}w_{ij}^{(1)}x_{j}),\ i=\overline{1,k}$$
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$$y_{l}=f(\sum\limits_{i=0}^{k}w_{li}^{(2)}u_{i}),\ l=\overline{1,m},\ i=\overline{1,k}$$
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$$y_{l}=f(\sum\limits_{i=0}^{k}w_{li}^{(2)}f(\sum\limits_{j=0}^{n}w_{ij}^{(1)}x_{j}))$$
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## Формальный нейрон - Персептрон
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@@ -18,3 +21,8 @@ title: КР - Персептрон
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![[Drawing 2026-05-14 15.06.37.excalidraw|500]]
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$$y_{i}=\sum\limits_{j=1}^{N}w_{ij}x_{j}$$
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## Алгоритм ОРО
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1. Прямой проход сети. Инициализация весов маленькими значениями
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2. На последнем слое $$\delta_{j}^{(N)}=(y_{j}-d_{j})y_{j}^{'};\ \ \Delta w_{ij}^{(N)}=-\eta \delta_{j}^{(N)}y_{i}^{(N-1)}$$
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3. При обратном распространении (n<N):
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$$\delta_{i}^{(n)}=y_{i}^{'(n)}\sum\limits$$
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