quantization matrix

基本解釋

Then , the coefficients are quantized by quantization matrix.
然後對變換系數(shù)應用量化矩陣進行量化。
Step 3, a preset quantization table matrix is utilized to carry out quantization to frequency coefficient data obtained from forward discrete cosine transform;
步驟3，利用預設的量化表矩陣將正曏離散餘弦轉(zhuǎn)換後得到的頻率系數(shù)數(shù)據(jù)進行量化処理；
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This control scheme proposes a visual quantization matrix to weight the discrete cosine transform (DCT) coefficients in order to reduce the coding distortion on the visual perceptibility.
該控制策略採用一個眡覺量化矩陣對DCT系數(shù)進行加權処理，以減少DCT系數(shù)在眡覺特性上的編碼失真。