; → PLA result takes effect NOW
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This time, before we perturb the input image, we take the value given by the threshold matrix and divide it by , where is the number of levels for each colour component. As a result, each pixel is perturbed just enough to cover the minimal distance between two colours in the palette. Since the entire palette is evenly distributed across colour space, we only need to modify the range of perturbation along each axis. The dithering equation then becomes:
But Baroness Kidron said many of the proposals had already been put forward in the House of Lords and could be accepted by the government as soon as next week.