...的图像信息，使解码后的重构图像与原始图像产生差异，这种看得见的失真常常会让人觉得明显的反感，如方块效应（Block artifacts）。 预平滑尽管不是图像压缩处理算法的一种，但它已被用于消除数字失真。
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At last, reasons of block artifacts in restructed image using vector quantization were analyzed and a new difference compensation algorithm based on vector quantization was proposed by studying two traditional improved algorithms.
论文最后对矢量量化技术在进行图像编码时重构图像存在方块效应的原因进行了分析,提出了一种基于矢量量化技术的差值矢量补偿算法。
参考来源 - 图像压缩中矢量量化技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
A mesh node motion estimation method based on feature window matching was presented to overcome block artifacts produced by block matching.
采用了基于特征窗口匹配的网格节点运动估计方法，有效地避免了块匹配法产生的块效应。
The block-Based Discrete Cosine Transform (BDCT) suffers from visible blocking artifacts between adjacent image blocks at low bit rates, which reduces the image visual quality.
块离散余弦变换在低比特率时其恢复图像的块边界上会出现明显可见的方块效应，从而降低了图像的视觉质量。
Unfortunately, in these situations, the notorious blocking artifacts resulting from block DCT set a severe limit on the achievable bit-rate with acceptable quality.
然而，基于DCT的传统视频压缩方法由于在低比特率下出现块失真严重影响恢复视频质量。
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