Analyze deeply the reason of blocking effect , introduce and compare several measure criterions and theories and ways to reducing blocking effect 对块效应的产生进行了详细的分析，介绍并比较块效应的几种度量和消除方法。
Possibility of gene therapy in the treatment of human multiple sclerosis : the inhibition or blocking effects of adenovirus - transfected ctla - 4ig on the pathologic process of experimental autoimmune encephalomyelitis animals 对动物实验性自身免疫性脑脊髓炎病理过程的抑制或阻断作用
The simulation result shows that it has good performance in reducing blocking effects at different bit rates for different kinds of images and the calculation speed is very fast 仿真结果表明在不同比特率下，对不同类型的图像，新算法都能得到较好的去块效应效果，并且具有较高的运算速度。
The simulation result shows that this new strategy can reduce the blocking effects and achieve a better subjective image quality by making a trade off among all kinds of distortion 试验结果表明：通过各种失真进行加权折衷，新的算法能够减小低码率图像编码中的块效应，改善图像的主观质量。
Experimental results show when image compressing rate is high , decoded image of wavelet transform based compressing method can preserve objects outline well and has no block effect which may appear in dct block coding technique 从运行结果可以看出，当图像压缩率较高时，使用基于小波分析图像压缩方案的解码图像能保持清晰的轮廓，无dct块编码压的方块效应。
Study space - time correlation and center biased distribution of motion vector , on which initiate a new fast search algorithm of motion estimate . 4 . research the blocking effect of block matching algorithms 3 、研究了运动矢量的时空相关性和中心偏向特性，提出了一种新的基于运动相关特性和中心偏向特性的快速运动估计算法； 4 、对块匹配算法产生的块效应进行了研究。
The main factors affecting percolation in low permeability reservoirs include stress , threshold pressure gradient , slippage effect and water - blocking effect , which play various roles on percolation , but all will result in non - linear percolation in the end 影响低渗气藏渗流特征的主要因素有应力作用、启动压力梯度、滑脱效应和水锁效应等因素，并且这些因素对渗流影响各有不同，但最终均引起低渗气藏渗流的非线性化。
The successful application of based on this technology in block effect reduction of transform coding is also introduced in this paper . secondly , we researched the detection and recognition technology of text information in video stream , and corresponding realization method is proposed 其次，我们在视频流中文本信息的检测与识别方面开展了研究工作，并提出了相应的理论模型与实现方法，结合到实际应用系统中时，取得了良好的效果。
It is well known that jpeg and jpeg2000 are still image compression standard with high performance at present time . so we choose them as our investigative base to compress image . my amendment in jpeg mainly includes self - adaptive huffman coding and reduction of blocking effect 由于jpeg标准所提供的算法还有进一步改进的可能，所以在文中将介绍如何对jpeg标准进行算法改进，主要包括：自适应哈夫曼编码、块效应的消除；针对jpeg2000标准，将主要介绍jpeg2000标准核心算法的实现以及如何用最大位平移方法实现感兴趣区编解码。
H . 26l / h . 264 is a new video compression standard provided by itu - t and iso / iec , which faces to very low rate video communication . it uses a new dct transform method as 4 * 4 integer dct . it can reduce block effect , while it is clear and easy to realizen , has high precision , computes fast and costs less memory H . 26l / h . 264是itu - t与iso / iec联合提出的一种较新的面向甚低码率视频通信应用的视频图像压缩标准,采用了一些新的编码技术,使用了新的dct变换方法: 4 4整型dct变换,该变换具有减小方块效应,算法明晰简单、易于实现,运算结果精度高且不会溢出,运算速度快,占用内存小等优点。
