词典释义：
双语例句
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Our experiments show that DSNR of different images in the same scene changes congruously with PSNR, thus can be used to evaluate the quality of decompressed images and image sequences.
实验证明，在相同场景中dsnr能较好地反映PSNR的变化，因而可以用于同一图象的不同压缩图象以及图象序列的评价。