搜索资源列表
多分辨水印的matlab简单程序
- 直接减压到matlab\\work目录下就可以看到运行结果了,其中包括了位平面分解,量化嵌入(提取),图像的金字塔分解等的程序块。-decompression directly to the Matlab \\ work on the directory can see the results, which included a bit plane decomposition, quantification embedded (extraction), the image of the pyra
wave_1
- 利用matlab进行基于小波变换的图像量化编解码-using Matlab-based wavelet image quantization codecs
EZW源码(Matlab实现)
- 详细编写了EZW(嵌入式零树小波图像压缩技术),它主要由小波变换、量化和熵编码(Huffman编码)三个模块。 程序各个模块功能分明,依次为,Wavelet Decomposition,EZW Encoding(包含Huffman编码),EZW Decoding(包含Huffman解码),Inverse Wavelet Decomposition,Performance。
dct.rar
- 已知两个不同图像块亮度数据如下: (1)分析DCT原理,采用DCT方法,编程并计算相应的DCT系数,分析系数分布特点。 (2)依据视觉特性分析量化表步长的分布特点,完成DCT系数量化。 (3)采用Z形扫描,实现输出数据的统计编码,形成Video stream。 (4)采用IDCT重建图像亮度数据,计算SAD大小,分析产生误差的原因及采用DCT进行数据压缩的原理。( ) (5)分别利用左上角1、3、6个系数重建图像,计算相应的SAD,并由
ColorHistogram.rar
- 图像颜色特征的提取:HSV颜色直方图 描述的是图像的整体颜色情况。本程序采用非均匀量化方法得到36bin的颜色直方图。,Image Color Feature Extraction: HSV color histogram describes the situation of the image' s overall color. This procedure using non-uniform quantization method the color histogram 36bin.
JPEG.rar
- 图像JPEG压缩算法,由8*8DCT变换,调用量化表进行量化,最后由Huffman编码完成算法,JPEG image compression algorithm, the 8* 8DCT transform, quantization table calls to quantify, and finally completed by the Huffman coding algorithm
jpegtbx_1.4
- 在matlab环境下提取jpeg图像量化表-Extract jpeg image quantization table
a
- Matlab矢量量化图像压缩程序 矢量量化VQ,是一个常见的压缩技术。Linde, Buzo, and Gray 提出了基于 训练序列的Vector Quantization (VQ)算法。-Matlab vector quantization image compression procedures for vector quantization VQ, is a common compression technology. Linde, Buzo, and Gray proposed
jpegmatlab
- jpeg图像进行量化和反量化的matlab程序-jpeg images can be quantified and inverse quantization of the matlab program
image_compression_final(jpeg)
- JPEG图像压缩和解压MATLAB程序,使用了DCT2、线性量化编码、zigzag变换和游程编码理论-JPEG image compression and decompression MATLAB procedures, using DCT2, linear quantization coding, zigzag transform and run-length coding theory
test3
- 编程实现基于8×8子块的DCT图像变换,基于JPEG量化矩阵的量化与反量化,基于8×8子块DCT的图像重建;以一幅512×512、8比特/象素的图像为实验对象,计算重建后的PSNR。-Programming based on 8 × 8 sub-block of the DCT image transform, quantization matrix based on the JPEG quantization and anti-quantitative, based on the 8 × 8
vqwatermarking
- matlab编的基于图像矢量量化的水印程序,用分割码本的办法嵌入水印!-matlab for image vector quantization-based watermarking process, with the approach of the division of code embedded watermark!
hsvhist
- -提取彩色图像HSV直方图 -量化均匀量化 -结果归一化-Extract HSV histogram
SC09006013
- 实现了小波的图像量化,包括均匀量化,WSQ标准量化,k均值矢量量化,附简明pdf报告。-Implementation of wavelet image quantification, including the uniform quantization, WSQ standards for quantification, k means vector quantization, with a concise pdf report.
daimaa
- Matlab矢量量化图像压缩程序 矢量量化VQ,是一个常见的压缩技术。Linde, Buzo, and Gray 提出了基于 训练序列的Vector Quantization (VQ)算法。-Matlab vector quantization image compression procedures for vector quantization VQ, is a common compression technology. Linde, Buzo, and Gray proposed
DCT_SVD
- 本文提出一种在原始视频DCT(离散余弦变换)与SVD(奇异值分解)域自适应嵌入水印的算法。算法首先将视频流分割成一个个场景,场景中的视频图像被变换到DCT-SVD域中,水印量化嵌入在最大奇异上,实现了水印盲检测。同时实验证明该算法在满足透明性要求下也满足一定的鲁棒性要求,能够抵抗低通滤波、中值滤波、椒盐噪声、高斯噪声、H.264压缩攻击以及统计攻击和帧剪切等攻击。-This paper presents an original video in the DCT (Discrete Cosine
mvq
- 用LBG算法对图像进行矢量量化,并实现了图像解码,图像解码视觉效果良好。-realized image vector quantization employed the LGB algorithm, and achieved the image decoding, image decoding visual effect is good.
HW4_SA14006058_刘璐璐
- 通过matlab实现量化编码并计算最小均方误差。(To realise quartizer coding and calculate its MSE.)
LCJO2
- 利用matlab进行基于小波变换的图像量化编解码 不错的 很好(By using of matlab based on wavelet transform image quantization decoding good is very good)
matlab图像处理代码(采样量化灰度二值化)
- 资源包含利用matlab对图像进行采样、量化、灰度、二值化操作,采样间隔和量化级可选,不同的功能写成了不同的函数文件,通过调用函数文件进行图像处理