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Update Operators.md 

Change the formula of BatchNorm Op
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Xiafei Mao 2021-10-09 10:55:12 +08:00 committed by GitHub
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@ -153,9 +153,7 @@ rank as the input. This is the reverse transformation of Space2Batch.
Carries out batch normalization as described in the paper Carries out batch normalization as described in the paper
https://arxiv.org/abs/1502.03167. https://arxiv.org/abs/1502.03167.
$$\hat x_i\leftarrow \frac{x_i-\mu_\mathcal{B}}{\sqrt{\sigma_\mathcal{B}^2+\epsilon}}$$ Y = (X - Mean) / Sqrt( Var + Eps) * Gama + Beta
$$y_i=\gamma\hat x_i+\beta\equiv BN_{\gamma,\beta}(x_i)$$
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