Nearest-Neighbour-Search-Neural-Networks-Product-Quantization/TEXMEX/Functions/imshow255_texmex.m

function imshow255_texmex(newfig,imgSz,Xset)
% imshow255 shows a 8-bit quantized picture
% contained in the vector Xset, by splitting
% it into squared pictures of size imgSz

nPics=size(Xset,1);

    if(nPics>20)
       nPics=20;
    end

for kk=1:nPics
    if(newfig)
    figure()
    else
        subplot(2,ceil(nPics/2),kk)
    end
    imshow(Xset(kk,:),[0 255])
end
end