There are AVX-512 VNNI instructions starting since Cascade Lake Intel CPU which can accelerate inference of quantized neural networks on CPU. In particular there is a instuction _mm512_dpbusd_epi32...

I know that 'Nearest' method of image resizing is the fastest method. Nevertheless I search way to speed up it. Evident step is a precalculate indices: void CalcIndex(int sizeS, int sizeD, int colo...