尤其在图像编码中，少量系数的错误不会对图像的视觉效果造成太大影响。
Especially in image coding, a few coefficient errors won't influence vision effect much.
在丢包信道中传输子波编码图像时，存在图像重构问题。
Transmission of wavelet coded images over lossy packet networks presents an image reconstruction problem.
在卫星图像分类编码应用中，我们发现其编码效率体现的不明显。
However, we found that it is not apparently efficient for the original VSC to be applied to satellite image coding.
文章利用水印系统与通信传输模型的相似性，在图像数字水印算法中引入一种编码技术。
Based on the similarity of watermark system and communication transform system model, there is an image watermarking method proposed here which adopts convolutional encoding technique.
在图像通信应用中，在无信道编码的情况下，用MDC方法可适应传输条件恶劣的信道，尤其是无线信道和网络信道。
MDC scheme is well suited to the channels which transmission conditions are very poor for image communication without channel coding, especially for networks and wireless channels.
在图像信息的编码过程中，由于量化精度不高造成高频成分的损失导致图像不清晰。
Image codec process easily causes blur in the decoded image because of that the quantization accuracy is not high enough and part of the high frequencies is lost.
该文介绍了LTMMS多媒体监控系统的构成；在比较了几种视频编码标准之后，说明了LTMMS多媒体监控系统中图像编码标准的选择和实。
After the comparison between several video code standards, the selection and realization of picture coding standard in LTMMS multimedia surveillance system is introduced.
本文提出了一种新的GM(1,1)模型，可以在灰度图像无损压缩中实现预测误差编码。
In this paper we propose a new GM (1, 1) model, which can implement the predictive error coding in a lossless compression of gray scale images.
在分析其理论的基础上，将其应用在图像的分解和编码中，最后给出了处理结果。
On grounds of its theoretical analysis the paper attempts to apply the technique to image decomposition and coding, and concludes with a satisfying processing outcome.
在视频编码中，码率控制的目的是：在满足带宽约束的条件下，提高编码图像的质量。
In video coding, the purpose of rate control is to improve picture quality while subject to the bandwidth constraint.
其编码数据格式能够很好地应用于图像和视频的统计编码中，在保持编码效率的同时，很大程度地提高编码在信道传输中的纠错能力。
The pdfs to which these codes correspond are well matched to statistics of image and video data, thus enabling an increase in robustness to channel errors with no penalty in coding efficiency.
文章利用水印系统与通信传输模型的相似性，在图像数字水印算法中引入卷积编码技术。
Based on the similarity of watermark system and communication transform system model, there is an image watermarking method proposed here which adopted convolutional encoding technique.
作为特征签名在重复图像检测方面的应用，基于多特征签名的重复图像检测方法改进了矢量量化过程中的编码映射方式。
As another application of feature signature, multi-signature based duplicate image detecting method improved the mapping and encoding during vector quantization.
在图像分形编码结果的所有元素中，拼贴误差最直观地表现了值域块与其最优匹配块之间的相似程度，因而我们选用它来作为图像的局部自相似性的度量。
We choose collage error as local self-similarity evaluation of the image, because collage error visually represents the similarity between value range blocks and optimal matching blocks.
论述了运动补偿技术在序列图像或实时视频信号编码中的重要作用，给出了其主要算法，并介绍了其在数字高清晰度电视系统中的应用。
The significant role of motion compensation technology was stated in this paper for which to be used in the sequence images or real time video signal coding. A main calculation method was presented.
研究发现，基于空域运动补偿小波视频编码的相关帧丢帧补偿机制可以在很大程度上降低码率，提高压缩比，改善图像在极低码率传输中的质量。
Our study finds out that the compensatory system of relevant frame throwing frame can enhance the rate of compression and improve the quality of image transmitted by the lowest code rate.
目前在PACS系统中较多采用的是JPEG图像压缩标准，该标准采用以离散余弦变换算法为主的区块编码方式，但有一定的局限性。
The image compression standard in PACS now is the JPEG standard based on the DCT (Discrete Cosine Transform) algorithm, which can only be applied in the limited areas.
在现代通信系统中，高效快速的编码算法的研究已经成为视频图像传输的关键技术，是业界极为关注的热点课题。
In modern times communication system, the video image compression code technique is mainly applied in the low code rate at present.
用该方法对多幅干涉多光谱图像进行了测试，测试结果表明：该方法性能优于其他多光谱卫星遥感图像编码方法，并有利于在实时图像编码系统中得到应用。
A few spectral satellite images are tested and the experimental results show that this method has more advantages over other methods reported so far for spectral satellite image compression.
在传统的视频编码中，为了保证图像质量，采用标准视频编码器模块实现。
To maintain the quality of image, the standard video encoder is used.
在众多的嵌入式图像编码算法中，最具有代表性的是EZW、SPIHT、SPECK三种编码算法。
Among so many embedded image coding algorithms, the EZW, SPIHT and SPECK are the best representatives.
为了解决在图像中嵌入大容量水印难度大的问题，设计并实现了一种新的基于TURBO编码的鲁棒性数字水印算法。
In order to solve in the image inserts the large capacity watermark difficulty major problem, designed and has realized one kind newly based on the TURBO codes robust digital watermark algorithm.
由此可见，应用u -正交变换对图像进行编码压缩是一类行之有效的方法，并有望在视频编码中得到应用。
So it is effective to apply U-transform, which may be used extensively in the application of video coding, to the field of image compression.
针对弹载视频图像在战场中的应用背景，分析了在进行弹载图像信源压缩编码时对图像分辨率及帧频的特殊处理要求。
The multiresolution image fusion algorithm is commonly used in image fusion process and can be divided into multiresolution pyramid fusion algorithm and wavelet transformation (WT) fusion algorithm.
基于小波变换的SPIHT图像压缩方案是一种实用高性能图象压缩编码算法，但原始SPIHT算法链表式编码限制了其在高速处理中的应用。
SPIHT is a well recognized coding algorithm due to its high effecient performance. But SPIHT is unsuitable for high-speed hardware implementation. An improved coding algorithm to SPIHT is introduced.
基于小波变换的SPIHT图像压缩方案是一种实用高性能图象压缩编码算法，但原始SPIHT算法链表式编码限制了其在高速处理中的应用。
SPIHT is a well recognized coding algorithm due to its high effecient performance. But SPIHT is unsuitable for high-speed hardware implementation. An improved coding algorithm to SPIHT is introduced.
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