A loop filter is employed to alleviate the blocking artifacts further.
一个环过滤器被雇用更进一步减轻阻断人工品。
So they adopt a filter in motion-compensation loop as a post-processing to remove blocking artifacts.
所以在这两款标准中都采用环路滤波作为后处理技术来去除块效应。
At low bit rates, the block Discrete Cosine Transform (BDCT) compression methods often give rise to blocking artifacts.
低比特率时,基于块离散余弦变换(BDCT)的图像压缩方法常常会引起块效应。
Experimental results show that the proposed method can significantly reduce blocking artifacts and improve PSNR and visual quality.
实验结果表明,该算法能有效地减少方块效应,且能改善译码图象的信噪比和主观视觉质量。
We found that ces algorithm produces blocking artifacts in the boundaries of image blocks, which seriously affect the image's quality.
我们发现CES算法存在明显的块状效应,严重影响了图像的质量。
Blocking artifacts are serious artifacts caused by block-based hybrid video coding, and significantly impair the subjective quality of the compressed video.
方块效应是基于块的混合视频编码算法产生的重要特征失真,严重影响了压缩后视频的主观质量。
The block-based DCT compression methods often cause blocking artifacts due to low bit rates. A new algorithm is proposed which combines HVS and entropy analysis.
针对离散余弦变换基于块(DCT)图像压缩的方法通常因比特率低而导致块效应,结合人类视觉系统(HVS)和局部熵分析,提出一种新的去块效应算法。
Experimental results have demonstrated the effectiveness of the proposed method in reducing blocking artifacts and improving the subjective quality of video frames.
实验结果表明该方法能够有效降低方块效应,改善视频帧的主观质量。
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。
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。
In this paper, we propose an improving method of removing the blocking artifacts on images based on the theory of projections onto convex sets (POCS) in 3 to decrease the blocking effect.
本文基于文献[3]中的利用凸集投影(POCS)理论的去方块方法,提出一种改进方案来降低图像的方块效应。
In this paper, the fundamental reasons of blocking artifacts are explored, based on which an effective quantization method for DCT coefficients for reducing blocking artifacts is proposed.
分析产生方块效应的根本原因,在此基础上提出一种有效降低方块效应的DCT系数量化方法。
Simulation results show that, without increasing the computations, ICES algorithm can not only suppress blocking artifacts effectively, but also maintain comparable enhancement performance.
仿真结果表明,ICES在不增加计算量的条件下不仅能够很好地抑制块状效应,而且能够保持CES算法的增强效果。
A major drawback of block discrete cosine transform (BDCT) is that the decoded images, especially at very low bit rates, exhibit highly noticeable blocking artifacts near the block boundaries.
为了减少低比特率时块离散余弦变换(BDCT)在块边界所出现的明显可见的方块效应,提出了一种新的DCT域的去块效应消除算法。
A major drawback of block discrete cosine transform (BDCT) is that the decoded images, especially at very low bit rates, exhibit highly noticeable blocking artifacts near the block boundaries.
为了减少低比特率时块离散余弦变换(BDCT)在块边界所出现的明显可见的方块效应,提出了一种新的DCT域的去块效应消除算法。
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