图像压缩

In the recent years, with the great progress made in the field of VLSI, various of image compression or video processor have come to the market.

本文通过对国际最新的数字图像压缩标准——JPEG2000标准及其采用的EBCOT算法的深入研究和分析，设计了适应于高速实现的多级并行算法。

The kernel theory based on in this paper iscalled Iterated Function System.

本论文采用迭代函数系统这种分形方法进行图像压缩。

Fractal image compression, IFS, Partitioned Iterated Function Systems, Remote sensing.

分形图像压缩，IFS，局部迭代函数系统，遥感

At first, this paper introduces JPEG compression, and proposes a method of DCT which is fit for embedded system.

首先，本文介绍了JPEG图像压缩的标准，提出了一种适用于嵌入式系统的DCT算法。

We study the context modeling in lossless image compression.

研究了无损图像压缩中的Context模型设计问题。

Experimental results demonstrate that the watermark is invisible and robust against common image lossy compression and noise.

实验结果表明，算法实现的水印具有不可见性，而且对于常见图像压缩和噪声干扰具有很好的健壮性。

Point data is reorganized by generating index list respectively for geometric coordinates, texture coordinates and normal vectors. Triangular facet data is reorganized by collecting the faces with the same material attribute and generating triangle strip. Texture image data is reorganized in the format of DDS.

采用对几何坐标数据、纹理坐标数据和法线向量数据分别建立索引列表的方式重组点数据，通过集中存储相同材质面片和生成三角形条带来重组三角形面片数据，采用DDS图像压缩格式重组纹理数据。

The study on NTT arithmetic exploits a new way for the image compression technique.

NTT算法的研究，为图像压缩技术开拓了新的方法。

According to the signal-to-noise ratio of the spectrum resulting from the FSD procedure,it is proved that pixels on the large optical path difference are important for the shape of spectrum.

该算法根据退卷积技术对复原光谱信噪比的影响，推导出时域中随着光程差的增大，干涉图像压缩失真对频域中光谱曲线的信噪比影响越大。

Additional, an algorithm of selecting optimal orthogonal wavelet basis using genetic algorithm is also presented to have better effect of image compression.

另外，我们还提出了一种利用遗传算法的最优正交小波基选择算法，以解决适合于图像压缩的最优正交小波基的选择问题。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。