搜索资源列表
MYDCT-Qwx
- 我自己写的DCT变换,8*8点的,采用FFT算法完成快速的DCT-I wrote it myself DCT, 8 * 8 o'clock, FFT algorithm rapid completion of the DCT
quyu
- 基于小波变换的图像融合,采用的是区域的6种算法-based on wavelet transform image fusion, using the region's six algorithms
S_Transformation
- S变换的matlab源码,并应用几个信号作为例子来说明怎么使用s变换以及s变换可以用来做些什么事情。s变换是时频分析领域中一个较新的内容,现在在信号处理,地震勘探,语音识别等领域都开始了对它的应用研究,是目前的一个热点。-S transform Matlab source, Applied Signal and several examples to illustrate how the use of Transform's's transformation can be use
2003_p_9
- 新一代静止图像压缩编码标准JPEG2000概述* 丁贵广 郭宝龙 西安电子科技大学 机电工程学院 西安 710071 guiguangd@263.net 摘要随着多媒体技术应用的不断增加图像压缩技术不仅要求具有较高的压缩性能而且还要求有新的特征来满足一些特殊的要求为此国际标准化组织ISO指定了新一代静止图像压缩标准JPEG2000本文通过对JPEG2000中核心算法EBCOT的详细分析阐述了JPEG2000压缩标准新的特征以及与现有压缩标准相比显示出来的优越性能 关键词JPEG2000小波变换E
小波变换BMP(256)
- 小波变换是一个当今比较常用的图像处理方法,它可以很方便实现图像空间域到频率域的转换!-wavelet transform is a more commonly used in today's image processing method, which can facilitate the achievement of image space domain to the frequency domain conversion!
MATLAB-_FFT
- matlab的fft函数使用注意事项,以及傅里叶变换的特征和理解。-Note the use of matlab' s fft function, as well as the Fourier transform of the characteristic and understanding.
gabor2
- 在国外的好论坛下的,gabor小波变换程序,已测,放心使用,非常好的程序。还有一个gabor的也在我的上载中-Good forum in a foreign country under, gabor wavelet transform procedures, has been measured, ease of use, very good program. There is also a gabor' s also my upload
wavelet_transformation
- 简单的小波压缩变换工作的原理如下: 信号和求导信号,形成的求同信号序列和求导信号序列的长度均为输入信号的长度的一半.如果输入信号序列是A={a(1),...,a(n)}求同信号S={s(1),...,s(n/2)}和求异信号D={d(1),...,d(n/2)}的计算方式为: for i=1,...,n/2 s(i)=a(2*i-1)+a(2*i) d(i)=a(2*i-1)-a(2*i) 例如输入信号是: 5,2,3,2,5,7,9,6
sa4
- 多小波的研究越来越火,但是程序的源代码确很少,现贡献一些。-Multiwavelet study more and more fire, but the program' s source code is indeed very small, it is some contribution.
AnImageEncodingArithmeticBasedOnEmbeddedZerotreeWa
- 利用本文算法有效克服了传统余弦变换编码在 高压缩比时产生方块效应, 而且相同压缩比下, 图像 复质量明显优于Shapiro 提出的EZW算法。本文算法 对EZW有了一定的改进, 具有一定的优势。-In this paper, the effective use of algorithms to overcome the traditional cosine transform coding in high compression ratio when blocking, and un
vcwavelettransform
- vc环境,小波变换及其应用一书的源代码,可以直接在项目中使用-vc environment, wavelet transform and its application of the book' s source code can be directly used in the project
imagefusion
- 用wavedec2()函数对b1,b2两幅图像进行小波分解, 采用’db1’小波,分解到第三级 融合两幅图像。-With wavedec2 () function b1, b2 the two images were decomposed using ' db1' wavelet decomposition to the third level fusion of two images.
example4
- 本程序先生成一个“Blocks”信号,然后加上高斯白噪声,再用 db3 小波进行分解,-The Mr. Cheng Xu as a " Blocks" signal, and then add white Gaussian noise, and then ' db3' wavelet decomposed
wavelet
- 该部分内容是《visual c++小波变换技术与工程实践》一书中的相关代码,方便大家的学习。-The part is the " visual c++ wavelet transform technology and engineering practice," a book related to the code, to facilitate everyone' s learning.
Ten_Lecture_of_Wavelets
- 原书《小波十讲》(TenLecturesonWavelets)是一本世界范围公认的经典学术名著,是当代数学著作中一本影响巨大的绝妙好书。书中包含了20世纪80年代以来世界上有关小波分析的最先进成果,也包含Daubechies本人关于紧支撑小波的卓越成就。对于学习研究小波理论、探讨分析小波应用的人而言,此书是不可不读的基础性经典著作。-The original book " Ten Lectures on Wavelets" (TenLecturesonWavelets) is
MATLABwavelet
- matlab小波分析,张德丰著,书中的源码,分为6章-matlab wavelet analysis, Zhang Defeng with the book' s source code, divided into 6
Beamforming
- 转发波束形成(Beamforming)方面的ppt讲义,高级教程-Forward beamforming (Beamforming)' s ppt lecture notes, and advanced tutorials
study-on-multiresolution
- Contourlets是由抽样的拉普拉斯金字塔(娜laeianPyramid,廿)滤波器和抽样的方向性滤波器组成的小波变换。兰州大学硕士论文,关于多分辨率分析的-Contourlets by sampling Laplacian pyramid (Na laeianPyramid, twenty) filter and sampling the composition of the directional wavelet transform filter. Master' s thesis
Oscilloscope
- labview源程序,是NI公司自带的源程序,很复杂,但是实现的功能很强大。-labview source code, source code is the NI the company' s own, very complex, but the implementation of the function is very powerful.
li5-39
- 首先对得到Haar小波进行提升方案,将其添加ELS到提升方案中,使用 2层提升小波分解,提取近似图像和细节图像。-First get the Haar wavelet for improved program that will add to enhance the ELS program, using 2-layer lifting wavelet decomposition to extract approximate image and detail images.
