block-based造句

• Adaptive block - based image sparse decomposition
  分块自适应图像稀疏分解
• An algorithm of adaptive post - processing to reduce the block artifacts in the block - based transform image coding techniques
  一种减少块效应的自适应后处理算法
• A deblocking filter with two separate modes in block - based video coding , i . ieee trans . circuits syst
  在这一节里，首先介绍了直接帧内预测技术提出的技术背景。
• Computer - aided design , 2004 , 23 : 366 - 377 . 14 devgan a , kashyap c . block - based static timing analysis with uncertainty . in proc
  我们通过实验，得到了预留轨道占总轨道数的比例与算法结果之间的关系，并报告了相关结果。
• The architecture of testing environment is extended to cover many object - oriented software languages . 2 . the block - based program partition mechanism
  该软件测试环境的体系结构具有高度可重用性和灵活性，适用于多种面向对象语言。
• Abacus4 - the abacus 4 process control system is a block - based software system for the real time control of industrial and other continuous and batch processes
  Abacus4处理控制系统是一个基于块的软件系统，用于实时工业控制和其它连续的批处理。
• The proposed algorithm combining with simplified zero tree codec is of low computation and memory requirement while retaining the flexibility that block - based methods possess
  结合重叠块运动估计和运动补偿,提出一种新的基于bintdlt的视频压缩方案。
• Video technol . , aug . 1994 , 4 : 438 - 442 . 4 liu l k , peig e . a block - based gradient descent search algorithm for block motion estimation in video coding
  这些算法适合于用在运动较为平缓的情况下，但是在运动较为剧烈的情况下，这些算法很有可能陷入局部最优，因而造成搜索精度损失。
• Block - based motion estimation is the key technique of video coding which can reduce the temporal redundancies of sequences to make compression efficient
  在视频压缩中,使用基于块匹配技术的运动估计能够有效去除视频序列之间存在的大量时间冗余,对于提高压缩的效率是至关重要的。
• 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
  摘要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。
• This thesis studies technologies of block - based motion estimation and compensation in mpeq and gives a method , which is based on motion vector statistics , to calculate motion vector of whole object
  本文研究了mpeg中基于块的运动估值与补偿技术，提出一种基于运动矢量统计的运动分析方法。
• Abstract 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
  摘要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 proc . sigkdd 2000 , boston , usa , august 20 - 23 , 2000 , pp . 255 - 259 . 4 on b w , lee d , kang j , mitra p . comparative study of name disambiguation problem using a scalable blocking - based framework
  在本文中我们提出一个新的方法进行商品的对象识别，不仅利用商品的名称进行相似度的判断，而且还有效利用商品的价格和图片。
• Object - based method has attracted great attention as a alternative to block - based method which can decrease coding errors and has better visual effects . furthermore , it can describe a scene in a structural way and open new areas of application
  基于对象的编码方法能减少编码错误，有较好的视觉效果，能对场景进行结构性描述，能适应新的应用领域。
• There exit two methods to compress stereo video , block - based method and block - based method . block - based method has the merits of simplicity , robustness and being easy to be implemented in hardware , but blocking artifacts may exist and the visual effect of reconstruction image may be bad in low bit rates
  立体视频编码可以采用传统的块基编码方法和基于对象的编码方法，块基编码的优点是算法简单、稳健性高，易于硬件实现，但会出现块效应，在低比特率下重建图像的主观视觉效果很差。
• Recent research has demonstrated the strong performance of hidden markov model applied in information extraction . however , the information extraction based on hidden markov model generally takes a token as a basic extraction unit , and the information of format and list separators is not taken into account . based on the natural structure of text , a block - based hidden markov model is provided
  目前基于隐马尔科夫( hmm )信息抽取模型一般以单词作为基本抽取单位，考虑到文本排版格式、分隔符等信息的存在，文本实际上可以看作是由一些文本分块序列组成，同一分块内的所有单词只可能属于同一个状态，而不同分块可以属于一个或多个状态。
• As a conclusion , the jpeg stationary picture has a good compressing effect on middle and high bit rate , but exists a serious diamond effect at low bit rate resulting from the block - based dct scheme . so jpeg images can not very well make the needs transmitting images by networks at high compressing rate
  实验结果表明，在一些低复杂度的应用中， jpeg2000不可能代替jpeg ，但对于有较好的图像质量、较低比特率或者是一些特殊特性的要求(渐进传输和感兴趣区域编码等)时， jpeg2000将是最好的选择，从而验证了采用jpeg2000图像压缩标准的优越性和可行性。
• The block - based fractal image compression method has a low compression ratio , so simple region - based fractal image compression is introduced , then the competitive region - based fractal image compression method is presented . the experimental results show that the compression ratio is effectively improved at a similar psnr value . wavelet - fractal image compression has been received widely attention
  由于基于块的分形图像压缩方法的压缩比不高，对此进行改进，先介绍简单的基于区域的分形图像压缩，然后提出基于区域的竞争分形图像压缩算法，并进行实验，实验结果表明，该方法在保持一定的信噪比的情况下，有效的提高了压缩比。
• Based on the svs characteristic analysis of image matrix , a visually recognizable binary image watermark is embedded into maximal singular value coefficient in block - based svd transform domain of the cover image . here we brought forward two primary schemes : one need original signal and the other is blind ( without the original cover ) . experimental results show that our schemes can extract reliable copy of the hidden watermark from images that have been significantly degraded or altered through several common geometric distortions and signal processing operations
  本文基于图像矩阵的svd奇异值分解特性分析，提出了在新的svd变换域中进行的数字水印算法，水印信息嵌入到分块变换的最大奇异值分量系数中，应用混沌变换加密和空域置换，改善了空域性能，安全性高；利用图像分块矩阵的奇异值分解稳定性好的特点，采用图像内容自适应方法计算水印的嵌入强度，增强了算法的稳健性；采用二值图像作为有意义水印进行嵌入和检测，水印在感知上是可视的。
• Then it should be worked out image simulation based on coons fractal patches and the characteristic blocks - based fractal image compression . in the later , the regional shape of partitioned image is encoded and then matched with other similar part of the image , which is the same as the original region in size and shape
  利用特征块对图象进行分割，对分割后的图象，一方面用coons型分形曲面片拼接进行仿真，另一方面，对区域进行形状编码和分形相似性匹配，以对图象进行压缩编码。