搜索资源列表
fenji
- 我的FFT分级调试程序，2048点的浮点型数据。用matlab写的。-Debug my FFT grading procedures, 2048-point floating-point data. Written by matlab.
myfft
- 用于计算fft的MATLAB程序，采用时间提取的基2算法，计算N点的FFT，程序中会自动将N部位2的n次方个点-Used to calculate the fft of the MATLAB program, using the time base 2 extraction algorithm, calculation of N point FFT, the program will automatically N parts of two of the n-th power points
deepthi
- matlab programs for image compression,jpeg,sum of sinusoidals,characteristics of analog lpf/hpf,n point fft
apfft
- Matlab实现的全相位频谱分析，可以自行设定点数和输入序列。结果包括频谱图和与普通fft的对比-Matlab to achieve all-phase spectral analysis, can draw up a point and input sequence. The results include the spectral figure and the comparison with ordinary fft
Untitled1
- 基于FFT谱连续细化算法的高精度频率估计，这种算法可以精确到小数点后两位，这种算法与MUSIC法和ESPRIT法相比，计算量大大降低，而且精度非常高。-This procedure is based on the FFT spectrum continual refinement algorithm s high accuracy frequency， this algorithm may precisely to decimal point latter two, compared the M
myfft64
- this matlab code about 64 point fft.
laserMatlab
- 用基于 Matlab 的小容量 FFT (比如 256×256)程序，将取样窗口划分为 若干个全等的小矩形,对每个小矩形内离散点的复振幅作 FFT 变换,然后将所有变 换结果叠加，再乘以复数相位因子,相当于对整个物面上点进行菲涅耳衍射计算， 利用这种方法可以迅速的实现高精度的轴对称傍轴光学系统中的激光衍射计算-With a small volume based on Matlab FFT (eg 256 × 256) procedure to sample window div
581L6_00
- this program is radix-4 fft for 64 point
function6
- Pass the Images Through Optics -- Use a Gaussian "Aperture Function" This code segement can use a measured aperture function just as easily - simply replace the next five lines by "load measured_aperture" where measured_aperture is the measur
eg1_3780
- 在MATLAB环境下的3780点FFT仿真-The Simulation of 3780 point FFT in MATLAB environment.
t_2_fft
- 在MATLAB环境中，利用简单的加法和乘法实现基2时间抽取的FFT变换，并且能够计算出峰值点的最大值,数据点数为2的整数次幂。学习程序有利于对FFT变换的理解，以及在单片机环境或者是DSP环境中编写FFT变换C语言程序。-In the MATLAB environment, using simple addition and multiplication of time taken to achieve the base 2 FFT transform, and can calculate th
fft
- FFt code of 8 point in matlab
FFT_practise_and_analysis
- 一个FFT的matlab例子，详细讲述了FFT的输出结果与点数，还有采样频率FS之间的关系，对于新手来说，理解这些很有用-A FFT example based on MATLAB. The relationship between output of FFT and the nummber of point of FFT and Fs is detailed in it.
mx_CZT_fltp
- CZT算法的任意点数FFT变换的浮点C程序，加入MEX借口函数，从而实现matlab的直接调用！-Floating-point C program, the CZT algorithm any point FFT transform added MEX an excuse to function, in order to achieve the matlab direct calls!
fft
- 自己编写的fft16点变换程序，不是matlab中自带的，简单明了，可以帮助理解fft算法-The own written fft16 point conversion program, not matlab comes
FFT
- 自己写的快速傅里叶变换，处理N点数据的傅里叶变换，含两个MATLAB的M文件,可直接使用-Fast Fourier Transform, write your own data of the N-point Fourier transform, containing two MATLAB M-files can be used directly
64 fft_ifft
- FFT and IFFT 64 point radix-4
fft16
- The following Matlab project contains the source code and Matlab examples used for 16 point radix 2 dif fft . Contain the computation of 16 point DIF FFT in each stages and reordering process.
基于分布式算法实现64点FFT
- 基于分布式算法，实现64点基8的快速傅里叶变换的仿真(Based on distributed algorithm, 64-point base 8 fast Fourier transform simulation)
matlab
- 对一个信号文件导入并进行fft变换，显示图形；对信号是否平稳，周期性，采样点数N，有偏无偏处理的估计效果等都做了处理和显示(A signal file is imported and transformed by FFT to display graphics; whether the signal is stable, periodic, sampling point N, the estimation effect of biased and unbiased processing are