搜索资源列表
FFT2
- 深刻理解DFT和基2-FFT的算法原理、编程思想，掌握C程序设计的基本技术。-A deep understanding of DFT and the 2-FFT-based algorithm, programming ideas, grasp the basic C programming techniques.
mine
- 利用C、C＋＋或者MATLAB对一张照片进行DCT和DFT变换，并进行简要分析。 比较保留20个DCT变换系数重构的图像与原始图像之间的差别-Use C, C++ or MATLAB to carry out a photo on the DCT and the DFT transform, and a brief analysis. Comparison of retention of 20 DCT transform coefficients of image reconstructio
Goertzel_DFT
- Goertzel DFT implementation in C#. This is Goertzel s style of calculating Discrete Fourier Transform, is a windowed transform similar to STFT. This implementation will need some small modification for your use, but I post because it is rare in
DFT_of_mulitple_sinusoids_in_C
- The report contains the detailed study of dft of single sinewave, multiple sinewave and squarewave in C platform..and gud analysis of obtained results and there comparison discusses each line of code with explanation-The report contains the detail
cmplx
- Computing DFT of a signal using C program
1122zhenyan
- 这个是C制作的源代码。。。 对一幅图像进行DFT变换，分别对源图像在空间域和频域里进行二次抽样和差值，最后得出结果比较。- Get a grey level image which size is N*N. (For example, 256*256, however, N = ), and partition to 8*8 sub images. Apply DFT to these sub images, and get the fourier transformed ima
DFTandFFTspeedcompare
- 该程序用C语言编写了DFT、FFT程序，该程序是信号运用的基本程序-The program was prepared with the C language DFT, FFT program, which is a signal to use the basic procedures for
cDFT
- c语言实现的DFT.rar c语言实现的DFT.rar-c language implementation of the DFT.rar
dftspectrumcorrelation
- C code for DFT, Power Spectrum and Cross-Correlation calculation
musicdsp
- musicdsp source code archive-Analysis Beat Detector Class Coefficients for Daubechies wavelets 1-38 DFT Envelope detector Envelope Detector class (C++) Envelope follower with different attack and release Fast in-place Walsh-Hadamard Tra
qdpsk
- 摘 要: 经过限带滤波后的QDPSK 信号的码元波形可分为稳定区与过渡区, 根据这一特点可以利用DFT 方法来实现信 号的解调和位同步。 在这种数字化解调器中需要设计一个合适的带通滤波器, 以便尽可能地消除信号的旁瓣分量而不影响信号 码元稳定区内的波形。本文介绍了上述带通滤波器的方案选择和基于M at lab 的滤波器参数设计方法, 以及仿真效果。-Abs tra c t: A f ter a band pass f ilter, QDPSK signal′ s symbo l can
Cplusplusprogramming_of_FFT_and_IFFT
- 本文我在北航读研时主修《现代偏微分方程》时花费一个多月时间写的期末报告，里面系统阐述了快速傅里叶变换的算法原理及其在数字信号处理等工程技术中的应用。介绍了一维DFT的基2 FFT 算法频域抽取和时域抽取FFT的短发原理和编程步骤。最后在附录中给出了一维DFT的基2 FFT 算法（包括频域抽取的FFT和IFFT算法、时域抽取的FFT和IFFT算法），一维任意非基2 FFT算法，二维DFT的基2 FFT 算法以及二维DFT的任意非基2 FFT 算法的详细的Visual C++程序。-The pape
FFT
- 本程序中包含一个可以通用的头文件，它能够实现DFT，FFT，IFFT，conv，这些函数根据信号处理C语言程序集编写，为了方便理解与调用，我在程序中使用了一些实例，大家可以通过它们做深入理解！-This procedure can include a generic header, it can be achieved DFT, FFT, IFFT, conv, these functions according to the signal processing assembly C langu
ImageTest4
- Visual C／C++图形图像与游戏编程典型实例解析--VC图像处理-傅立叶变换 注意事项： 1>在进行DFT时，强烈建议选用64*64的图像，选用256*256的图像，**时间太长，中间可能导致死机**。 2>程序中在显示频谱图像时有两种方式，即移至中心和未移至中心，可以通过将/** pow(-1, x+y)*/的注释去掉来进行转换。 由于本程序使用了VFW组件，所以在Project－－Setting中－－Object/libray modules
DSP
- C语言实现数字信号处理里面的DFT等功能 ，有界面-C language DFT features such as digital signal processing inside the interface
ziliao
- 信号序列的DFT本身就是信号频谱的采样集，所以DFT可直接用于分析信号的频谱。快速傅立叶变换是一种有 效、实用的信号DFT算法。文章通过对DIT－FFT算法的详细分析，提出了一种计算机软件仿真信号频谱分析方案，并给出了 关键算法的C 语言程序。-Signal sequence of the DFT spectrum of the sample itself is a set of signals, so the DFT can be directly used to analyze th
ma-di-tuan
- this is a program which is written by C, code DFT
FIRIIR
- 本文档里含有诸多c++文件，其功能实现有FIR滤波，IIR滤波，，还有正弦曲线，还实现了128点FFT，DFT-This document contains a lot of c++ file, its function to achieve a FIR filter, IIR filtering, as well as the sine curve, but also to achieve a 128-point FFT, DFT
DFTin1D
- DFT in one dimensional in visual c++ environment
DFTin2D
- code in visual c++ environment for dft in 2d,