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97_compression
- 基于97提升小波变换的一维信号压缩程序。头文件中包括了提升小波变换的源程序。-lifting wavelet transform one-dimensional signal compression process. The first document includes the lifting wavelet transform of the source.
MDLTPC.zip
- Source Codes for Multiple Descr iption Lapped Transform with Prediction Compensation (MDLT-PC) This page describes the source codes for the multiple descr iption lapped transform with prediction compensation (MDLT-PC) developed in the following pa
wavelets
- 基于小波变换的图像压缩代码，包括压缩比、运行时间和计算复原图像的峰值信噪比-Image compression based on wavelet transform code, including compression ratio, operation time and recovery images of the peak signal to noise ratio calculation
pinpu
- 在快速傅里叶变换大的基础上以对信号进行短时分析，能画出三维瀑布图。-In the fast Fourier transform big on the basis of the signal is short analysis, can draw 3 d waterfall diagram
DWT_1D
- 离散小波变换是指在特定子集上采取缩放和平移的小波变换，是一种兼具时域和频域多分辨率能力的信号分析工具。此变换运用可以缩放平移的小波代替固定的窗进行计算分析，主要应用于信号编码和数据压缩。-Discrete wavelet transform refers to the specific subset take scaling and translation on the wavelet transform, is a kind of multi-resolution ability both t
Image-processing-programs
- image and signal processing are used mostly right now. these programs is related to image processing. Image negative is used for the getting the negative image of the original image. and contrast stretching is for the give the middle value. Fast Four
A-High-Performance-Video-Transform-Engine-by
- In electrical engineering and computer science, video processing is a particular case of signal processing, which often employs video filters and where the input and output signals are video files or video streams. Video processing techniques are use
signal-wavelet
- 一维信号的小波分解和重构，利用小波变换对一维声音信号进行分解和重构-One-dimensional signal wavelet decomposition and reconstruction, using wavelet transform one-dimensional sound signal decomposition and reconstruction
ganzhi_1
- 关于信号的频谱感知，利用的是傅立叶变换，非常有用-On spectrum sensing signal, using the Fourier transform is very useful
dct
- A discrete cosine transform (DCT) expresses a finite sequence of data points in terms of a sum of cosine functions oscillating at different frequencies. DCTs are important to numerous applications in science and engineering, lossy compression of audi
DFT-ver1
- A simple Discrete Fourier Transform Code in C language, it generates a random signal and applies the DFT on it then saves the result in a matlab file
dft
- 数字信号处理中的离散傅里叶变化，快速傅里叶变化和希尔伯特变化-Digital signal processing, discrete Fourier transform, fast Fourier transform and Hilbert change
sreenivas2009-icassp
- Compressive sensing (CS) has been proposed for signals with sparsity in a linear transform domain. We explore a signal dependent unknown linear transform, namely the impulse response matrix operating on a sparse excitation, as in the linear model of