function convolvedFeatures = cnnConvolve(patchDim, numFeatures, images, W, b, ZCAWhite, meanPatch)function convolvedFeatures = cnnConvolve(patchDim,function convolvedFeatures = cnnConvolve(patchDim, numFeatures, images, W, b, ZCAWhite, meanPatch)function convolvedFeatures = cnnConvolve(patchDim,