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- fractal image coding compression dictionary 分形图像压缩编码
- The Realization of Matlab by the JPEG Image Coding Compression Algorithm on DCT 基于DCT的JPEG图像压缩编码算法的MATLAB实现
- image coding compression 图像编码压缩
- Fractal image coding is a very promising image compression technique. 在现有的图像压缩方法中,分形图像压缩编码是一种很有前途的编码方法。
- Region-Of-Interest (ROI) image coding is a new feature in the newly published JPEG2000 still image compression standard. 感兴趣区域ROI (Region of Interest)图像编码处理是联合图像专家组(JPEG)新推出的JPEG2000静态图像压缩标准中提供的一种新特性。
- The wavelet image coding achieves higher image quality and higher compression ratio than the traditional DCT transform coding. 小波变换图像编码获得了比传统 DCT变换编码更好的图像质量和更高的压缩比。
- The experiment results show that the fixed compression dictionary can carry out fractional image coding rapidly and has some fractional imageadvantages in decoding. 实验结果表明,固定压缩字典能快速地实现分形图像的编码,并具有部分分形图像的解码优点。
- Fractal image coding is a new kind of image coding method developed in recent years, it is a novel technique of image compression based on contractive affine transformation. 分形图像编码是近几年发展起来的一种新的图像编码方法,是基于图像收缩仿射变换在图像压缩领域应用的一门新技术。
- Considering the problem of binary image code based on rectangular partitioning, an improved BSP binary image compression algorithm is provided. 摘要针对二值图像矩形划分编码在划分时存在的问题,本文提出一种改进的BSP二值图像的压缩算法。
- First, the paper presents a scheme of the X-tree image coding. 首先,提出X树图像编码方案。
- Fundamentals of Image Coding and Wavelet Compressing II. 图像编码基础和小波压缩技术2。
- At last, the Rice coderis applied for the residual image coding. 最后采用Rice算法对误差图像进行编码。
- Transform Coding compression is an often used method,and the KL transform is a best transformation has smallest Distortion. 然后介绍了图像压缩的有关知识,讲述了离散正交变换的几种方法。
- Vector quantization (VQ) is an efficient lossy compression technique, whose prominent virtues are high compression ratio and simple decoding process, so it has become one of important compression techniques for speech and image coding. 矢量量化技术作为一种有效的有损压缩技术,具有压缩比大、解码算法简单的特点,而成为语音、图像压缩编码的重要技术之一。
- Here we have a viewpoint on the zerotree image coding in the sixth paper. 六、 第六篇文章研究小波图象编码中零树编码的问题。
- In the foundation of summary above, this paper implements the entire index system using these technologies, such as character based-on Inverted Lists and the variable byte coding compression algorithm. 在上述综述的基础上,本文采用了基于单字的倒排表文件格式和可变字节编码压缩技术实现了整个索引系统。
- Abstract: A fractal image coding method based on quadtree(FICBQ) is presented. 摘 要: 提出了一种分形图像编码的方法--基于四叉树的分形图像编码(FICBQ)方法。
- Vector quantization(VQ) is an efficient lossy compression technique, whose prominent virtues are high compression ratio and simple decoding process, so it has become one of important compression techniques for image coding. 矢量量化(VQ)作为一种有效的有损压缩技术,其突出优点是压缩比大以及解码算法简单,因此它已经成为图像压缩编码的重要技术之一。
- Compared to the traditional approach of image coding, wavelet transmission merits in terms of the compression ratio and coding quality that the traditional method can not parallel in the DCT. 由于小波变换编码相对于传统的图像编码具有不可替代的优点,在压缩比和编码质量方面都优于DCT变换编码。 基于小波变换的图像压缩方法能在高压缩比的前提下保持好的重建图像质量。
- Region-of-interest (ROI) image coding technique means to compress interestingregions in an image without loss or with little loss, and to compress uninteresting(background) regions with much loss. 感兴趣区域(Region-of-interest,ROI)编码技术,即在图像中的感兴趣区域采用低压缩比的有损压缩,甚至无损压缩;