text: template void GPUMatrix<double>::BatchNormalizationBackward(const GPUMatrix<double>& in, GPUMatrix<double>& grad, const GPUMatrix<double>& scale, double blendFactor, const GPUMatrix<double>& saveMean, const GPUMatrix<double>& saveInvStdDev, GPUMatrix<double>& scaleGrad, GPUMatrix<double>& biasGrad) const;
  