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图像压缩主要目的是为了节省存储空间，增加传输速度。图像压缩的理想标准是信息丢失最少，压缩比例最大。不损失图像质量的压缩称为无损压缩，无损压缩不可能达到很高的压缩比；损失图像质量的压缩称为有损压缩，高的压缩比是以牺牲图像质量为代价的。压缩的实现方法是对图像重新进行编码，希望用更少的数据表示图像。-The main purpose of image compression to save storage space, increase the transmission speed. The idea
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一个基于matlab的图像处理小例子，有dct压缩还原效果对比及dct和fft的频谱,A small matlab example of image processing, and to restore the effect of compression dct comparison of the fft and dct and spectrum
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CCSDS图像压缩源代码，MATLAB编写处理-CCSDS image compression source code, MATLAB write processing
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Contect based adaptive lossless image compression
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利用JPEG2000标准进行图像压缩和图像解压的Matlab程序-image compression and decompression using JPEG2K
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利用matlab实现图像的jpeg压缩的源代码，经过测试可以使用-Matlab image using the jpeg compression of the source code can be tested using
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基于小波数字图像处理MATLAB源代码 例如压缩提取 噪声水印提取等-Wavelet-based digital image processing such as compression MATLAB source code extracted watermark extraction, such as noise
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这是我自己编写的压缩感知图像重构的算法，用于学习，先稀疏，再观测系数，最后重建-This is your perception image compression algorithm used to study and review, thin, and observation of the reconstruction and
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KL变换主分量分析 用于各种信号的处理包括图像信息的分析压缩-KL transform principal component analysis for a variety of signal processing, including image compression, and so the analysis of information
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利用DCT进行图像压缩（首先将图像分割成8×8的图像，对每个子图像进行DCT，这样每个子图像有64个系数，舍去50％小的变换系数，进行2：1的压缩。）-The use of DCT for image compression
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数字图像处理中的滤波和傅里叶压缩，包括理想低通滤波器，巴特沃茨高通滤波器，高斯带通滤波器，高斯带阻滤波器，FFT图像压缩。附原图像和处理后的图像截图。-Digital image processing in filtering and Fourier compression, including the design of an ideal low-pass filter, design Batewoci high-pass filter, bandpass filter design Gaus
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基于Matlab GUI的图像的DCT，自由调节压缩率，计算峰值信噪比，并图形化对比还原图像-Matlab GUI for image-based DCT, freely adjust compression rates, the peak signal to noise ratio, and reduction of image contrast graphic
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DCT图像压缩算法。1.图象进行归一化 2.显示系数图象 3.重构及显示图象 4.显示误差图象 5.计算归一化图象的均方误差 -DCT image compression algorithm. 1. Images were normalized 2. Shows coefficient image 3. Reconstruction and display of images 4. Show the error images 5. Calculated normalized mean squar
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2DPCA 主成分分析法，处理图像压缩，特征提取的m代码-2DPCA principal component analysis, image compression processing, feature extraction of m code
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1、图像的读取2、灰度直方图及直方图均衡化3、图像的代数运算4、图像滤波处理5、傅立叶变换6、图像压缩-1, the read image 2, histogram equalization and histogram 3, image algebra 4, image filtering to deal with 5, 6, Fourier transform, image compression
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matlab 小波零树图像压缩程序，分析对象：lena.bmp -matlab wavelet zero-tree image compression process, analyze the object: lena.bmp
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差分脉冲编码：通信工程中经常用到的一个实用算法。这里是matlab的实现。-Differential pulse code: Communications Engineering frequently used for a practical algorithm. Here is the realization of matlab.
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TwIST_两步迭代的图像分割matlab源码,包括图象压缩_重建_增强_去噪等应用-TwIST_ two-step iterative image segmentation matlab source, including the reconstruction of image compression _ _ _ denoising applications such as enhanced
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一个非常完整的预测图像压缩和图像解压缩的源代码（ppm
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构造小波基的Matlab源代码，来自小波图像压缩教程-Construction Wavelet Matlab source code, from the wavelet image compression tutorial
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