JPEG2000 not only provides superior compression performance over JPEG, but also provides a rich set of features, in answer to the ever growing requirements for image coding techniques.
JPEG2000不仅提供了超越JPEG的压缩性能,更提供了一系列丰富的功能,以满足对图像编码技术日益增长的需求。
Image coding methods based on wavelet maxima representation are studied.
研究了基于图像子波变换局部极大值描述的压缩编码方法。
Combined with various applications in image coding and compression, lifting scheme transform is compared with wavelet transform in both hard realization and computation burden.
结合图像压缩编码的具体应用,从硬件可实现性和计算量两个方面对比了提升框架变换和小波变换。
A plane surface approximation method for image coding and its quad tree scheme are presented in this paper.
该文提出了一种平面逼近图像编码方法及其四叉树实现方案。
This paper proposes a novel cooperative algorithm for disparity estimation and occlusion points detection, which is adaptive to stereo image coding.
本文提出一种新的用于立体图像编码的视差估计和遮挡点检测混合算法。
Disparity estimation and compensation are vital tasks in stereo image coding. An algorithm for disparity estimation and compensation based on overlapped block matching is proposed in this paper.
视差估计与补偿是立体图像编码的关键问题,本文提出了一种基于交叠块匹配的视差估计与补偿算法。
The principle of fuzzy vector quantization (FVQ) for image coding is discussed in this paper, and an exponential fuzzy learning vector quantization algorithm (EFLVQ) is proposed.
本文分析了模糊矢量量化(FVQ)图像编码的原理,提出了一种指数型模糊学习矢量量化算法(EFLVQ)。
This paper introduces an improved classification algorithm of wavelet coefficients in image coding using EZW.
本文提出了图像EZW编码中一种新的分类算法。
The concept and the properties of partial fractal mapping are presented and discussed, which leads to a general theory and framework of a class of hybrid image coding systems.
提出并讨论了部分分形映射的概念和性质,给出一类混合图像编码系统的通用理论和算法框架。
The key technology in the process of image coding and wireless transmission application is studied from two directions in this dissertation.
本论文从图像编码与无线传输实用化过程中存在的问题着手,从如下两个方面对其中的关键技术进行了研究。
This paper presents swarm optimization algorithm based on a pair of parallel particles, which can be used to get a good codebook in the vector quantization of image coding.
本文提出一种粒子群分组并行寻优码书设计算法,应用于图像的矢量量化编码中,它可以得到性能较好的码书。
Moving objects detection and tracking is one of the most important issues in applied vision and moving image coding and has wide applications in the fields of Virtual Reality and Visual Surveillance.
运动目标检测与跟踪是应用视觉和运动图像编码研究领域的一个重要课题,在虚拟现实和视觉监控领域有着广泛的应用。
Multiwavelet possesses such very important properties in signal processing as orthogonality, symmetry, smoothness, and short support, which is specially applicable to image coding for compression.
多小波变换兼有对称性、正交性、光滑性和有限支撑等信号处理中的十分重要的性质,特别适用于图像的压缩编码。
Based on the image coding, automatic recognition and matching of measure points are realized and all the procedure of measuring are automatized.
用图像编码的方法,可实现多幅图像中的测量点的识别与匹配,并进一步实现整个测量过程的自动化。
The technique of wavelet transform has been applied and studied in the image coding field extensively because of its good feature of time-frequency and human visual system.
小波变换技术以其良好的空间—频率局部特性和与人眼视觉特性相符的变换机制,在图像编码领域得到了广泛的应用和研究。
A fractal image coding based on morphological operators is presented in this paper.
本文提出了一种基于数学形态学算子的分形图像编码方法。
Motive image coding is an important part of multimedia techniques. Study on fast and high efficient algorithms has always been a hot question in international industry and academia.
运动图像压缩编码技术是多媒体技术的重要组成部分,高效快速的算法研究一直是国际学术界和工业界关注的热点问题。
The effects of 8 isometry transforms used in PIFS based fractal image coding on performance are discussed.
分析了基于部分迭代函数系统(PIFS)的传统分形图像压缩编码中8 种对称旋转变换对编码性能的影响;
Finally, the bit lifting on ROI is combined with SPIHT algorithm, accomplishing the image coding.
最后,将感兴趣区域比特位提升与SPIHT编码算法结合,完成了图像的压缩编码。
Image segmentation is applied in a lot of fields such as computer vision, image coding, pattern recognition, medical image and so on.
图像分割在计算机视觉、图像编码、模式识别、医学图像分析等很多领域有着实际的应用。
The statistical characteristics of image should be fully considered during image coding.
图像编码应充分考虑图像的统计差异性。
A new remote sensing image coding scheme based on the biorthogonal wavelet transform and SPIHT algorithm is proposed according to the statistical characteristic of remote sensing image data.
针对遥感图像的数据特点,提出了结合双正交变换和SPIHT算法的遥感图像小波零树编码方案。
Among so many embedded image coding algorithms, the EZW, SPIHT and SPECK are the best representatives.
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。
Block truncation coding (BTC) is an efficient and fast lossy image coding technique.
块截短编码(BTC)是一种快速有效的有损图像编码技术。
The principles and performances of EZW and its improved algorithms are presented and explained, and the research tendency in the area of embedded image coding is pointed out.
文中对嵌入式零树小波编码算法及其改进算法的原理、方法和性能进行了介绍和比较,并指出了嵌入式图像编码的研究方向。
The image coding and compression technologies based on the JPEG2000 standard is studied in this article, which focus on region-of-interest (ROI) compression and EBCOT optimization algorithm.
本文主要基于JPEG2000标准来研究图像编码和压缩相关技术,其重点是感兴趣区域(ROI)的压缩和EBCOT算法的优化。
Fractal image coding is one of researching focuses in image coding field at present. It is a kind of data compression technique with special advantages and a good developing future.
分形图像压缩编码是当今图像编码领域研究的热点之一,是一种具有独特优势且极有发展前途的数据压缩技术。
With analyzing the availability of fractal image coding and the characters of affine transform in wavelet domain, a fractal image coding approach based on classifications is presented in this paper.
通过分析小波分解作为分形图像编码预分解的有效性和小波域内仿射变换的特性,提出一种基于分类的小波域内的分形图像编码方法。
JPEG2000 is a new international standard for still image coding and provides many new features, such as progressive recovery of image by fidelity or resolution and region of interest (ROI) coding.
JPEG2000是一种新的静止图像编码国际标准,它提供了诸如基于失真度及分辨率的图像渐进恢复,感兴趣区域编码等新特性。
Because of the massive content of information of unprocessed image, it is extremely important to try our best to research and develop the technology for image coding.
由于未经处理的图像信息量非常大,大力研究和开发图像压缩编码技术就非常重要。
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