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This approach shares a lot in common with the idea of multivariate interpolation over scattered data. Multivariate interpolation attempts to estimate values at unknown points within an existing data set and is often used in fields such as geostatistics or for geophysical analysis like elevation modelling. We can think of our colour palette as the set of variables we want to interpolate from, and our input colour as the unknown we’re trying to estimate. We can borrow some ideas from multivariate interpolation to develop more effective dithering algorithms.。91视频对此有专业解读
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A 38-year-old man has been arrested after the statue of Winston Churchill outside the Houses of Parliament was defaced with graffiti calling the former prime minister a “Zionist war criminal”.
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