搜索资源列表
matlab
- 计DFT，IDFT,FFT,循环卷积，循环移位以及重叠保留法-Of DFT, IDFT, FFT, cyclic convolution, cyclic shift and overlap to retain the Law
DFTmatlab
- DFT in matlab, the code is a example of long time in computation.
myfft
- 自己编写的基为2的fft程序，输入为时间序列，输出为DFT序列-matlab code that can perform FFT based on radix-2 algorithm
speech_enhancement_simulations
- 几种增强算法的总结，MATLAB代码，算法包括有：谱减法，MMSE-LOGSTSA ,MMSE-ST-DFT ,decision-Directed method,multi-band 谱减法等-A summary of several enhancement algorithm, MATLAB code, the algorithm include: spectral subtraction, MMSE-LOGSTSA, MMSE-ST-DFT, decision-Directed method
matlab
- 基于数字信号处理的各种matlab源程序代码，包括FFT、DFT还有采样及系统响应函数等等。-All based on digital signal processing matlab source code, including FFT, DFT also sampling and system response function and so on.
MainCode
- matlab code that make an image with capability of rotataing, shifting, .. and compute 2-d DFT.
dft
- This contain discrete fourier transform code and inverse discrete fourier transform coded in matlab and also contain dfs and idfs
Imageencryption
- 这个工程实现了红绿蓝三个分量的提取，采用了新的方法，比传统的方法要清楚些，并且对红色分量做了DFT变换，用模版来对图像进行加密，为图像加密提供了一种新的思路。代码免费下载，功能优。-The project implements the extraction of three components red, green and blue, using a new method to make it clear than the more traditional methods, and compo
matlab
- source code for calculating DFT by overlap save mathod
DFT-digital-watermark
- 利用DFT变换实现数字水印的源代码，请大家赐教-the code about the digital watermark in the region of DFT，using matalab
MATLAB-Image-changing
- MATLAB图像变换源码，包括CWT、DCT、DFT和DWT。-Matlab image from source code, including cwt, dct, dft and dwt.
p156_DFT_FFT
- 该程序为matlab代码。通过对相同数据分别进行DFT与FFT这两种变换，来对比两者的异同。-The program for the matlab code. By the same data were carried out both DFT and FFT transform, to compare the similarities and differences between the two.
Signal_Processing_Matlab
- 上硕士时用过的信号处理的Matlab代码，主要包括DFT、FFT变换滤波器设计、Matlab下的数字信号处理示例等内容，比较适合余初学者，谢谢。-When used on the master signal processing Matlab code, including DFT, FFT transform filter design, Matlab example under the digital signal processing, etc., more than suitable f
dft-and-fft-time
- Matlab code for identify FFT and DFT differences of working times. -Matlab code for identify FFT and DFT differences of working times.
LAB_4
- Matlab Code for DFT and its property
relation_dtft_dft_fft
- 说明连续时间傅里叶变换与DTFT、DFT之间的关系，及由FFT求连续时间傅里叶变换的方法。文档说明加MATLAB代码-This project is about the relationship of CTFT, DTFT and DFT, how to calculating CTFT by using FFT. This project contains document and matlab code.
DFT
- 离散傅里叶变换matlab代码，同时有DSP环境下用汇编语言实现DFT的128位运算。-Discrete Fourier transform matlab code, while under the DSP assembly language environment to achieve DFT of 128 operations.
DFT IDFT FFT
- 最基础的数字信号处理关于DFT,IDFT,FFT可以直接matlab运行(dft.m idft.mThis is a very good button source code complete and can be used directly)
Fisher字典学习
- 基于稀疏表示的高光谱图像分类的Fisher字典学习方法matlab代码(Hypersynthetic image classification based on sparse representation in Fisher dictionary learning matlab code.)
SlidingDFT
- 滑动DFT实现短时傅里叶变换的matlab代码，包括正变换和逆变换，可极大提高时频分析的计算效率(Sliding DFT to realize short-time Fourier transform matlab code, including positive and inverse transforms, can greatly improve the efficiency of time-frequency analysis.)