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数字图象处理算法的演示
- 数字图象处理算法的演示， • 图象的DFT和逆DFT • 图象的FFT和逆FFT • 在图象中加入正弦噪声 • 图象的模板运算实现图象平滑和锐化 • 图象的直方图均衡化 • 图象的对比度拉伸 • 图象的中值滤波 • 图象灰度直方图的显示 • 若干频域滤波器 • 图象的镜像 • 图象的旋转（90度与任意角度） • 图象的放缩 &
128
- 128点快速傅立叶变换算法，用C语言编的，很实用的-128 point FFT algorithm in C language addendum to the very practical
matlabFFT11
- 使用MATLAB函数中的FFT命令计算离散时间信号的频谱，以加深对离散信号的DFT的理解及其FFT算法的运用。-using MATLAB function FFT calculation order discrete-time signal spectrum, to increase the discrete signals in the DFT and FFT algorithm understanding of the application.
DTMFAPPLIY
- 在MATLAB中用Goertzel算法（先用FFT算法，再用goertzel算法，）仿真DTMF的产生与检测的程序。应用于双音多频信号的产生与检测。-in Goertzel algorithm using MATLAB (first using FFT algorithm, reuse goertzel algorithm) simulation DTMF detection with the selection process. Used DTMF signal detection with
FastFourierTransform
- This function is written to understand and/or explain an fft algorithm and usage of radix2 procedure. This function take the signal which you want to find FFT, for m bit you can also call the function without entering a signal or number of
xiangWeiCha
- 是一些 数字相关法的论文 1.FFT法与数字相关法在相位测量上的比较.pdf 2.采用数字相关法测量相位差.pdf 3.基于FFT谱分析算法的高精度相位差测量方法.pdf 4.基于Hilbert变换的相位测量法与数字相关测相法的比较.pdf 5.基于虚拟仪器技术和互相关原理的相位测量仪.pdf 6.数字化相位差测量算法的研究.pdf 7.相位差的数字化测量研究.pdf 8.虚拟仪器测量周期信号相位的仿真设计.pdf-Are some figures
SoundCard
- 分析声卡信号的频谱,图形画显示,包含FFT算法-Analysis of sound signals in the spectrum, draw graphics display, including the FFT algorithm
FFTmeasuereFandP
- 在LabVIEW下搭建子VI，利用FFT算法，测量频率和相位。-Under the sub-structures in the LabVIEW VI, using FFT algorithm, measuring frequency and phase.
fft
- 在VC环境中用C++编程实现FFT快速算法，课用于计算多点FFT-VC Environment in C++ programming using fast FFT algorithm used to calculate the multi-point FFT class
diffft4
- 在VC++上实现基四频率抽取FFT算法 原创 感觉还不错啊-In VC++ Achieve four frequency-based samples of original FFT algorithm is not feeling错啊
fftshixian
- 快速傅立叶变换（FFT）算法实现 将DFT算法与FFT算法计算时间进行比较，分析二者的效率和精确差异。-Fast Fourier Transform (FFT) algorithm to DFT algorithm and FFT algorithm for computing time to carry out comparative analysis between the two differences in the efficiency and precision.
c_FFT
- The code performs a number (ITERS) of iterations of the Bailey s 6-step FFT algorithm (following the ideas in the CMU Task parallel suite). 1.- Generates an input signal vector (dgen) with size n=n1xn2 stored in ro
1234567
- 对DFT算法原理和基本性质的理解 。实信号的FFT算法 。在DSP上实现FFT的编程思想-DFT algorithm on the principles and basic understanding of the nature. FFT algorithm for real signals. FFT in the DSP programming ideas to achieve
16bitfloatingFFT
- 给出了16位浮点FFT的算法代码及相关资料-Given a 16-bit floating-point FFT algorithm code and related information
q
- 实现基2时域频域抽取fft算法，可输出运算后所得复序列的模值序列，并可记录显示计算所用时间-Achieve base 2 fft algorithm frequency domain extraction can be obtained after computing the output sequence of modulus of complex sequences can be used in the calculation time, records show
Fast_Fourier_Transform
- FFT algorithm is implemented in VC-FFT algorithm is implemented in VC++
fft
- 一个简单的小程序，基于C语言编写的FFT算法程序。-A simple procedure, the FFT algorithm written in C language program.
FFT_Test
- 在windows下面用VC编写256个点的FFT算法，得到每个频率的分量-VC prepared by the 256-point FFT algorithm in the windows below each frequency component
FFT
- Matlab中信号的快速傅立叶变换的演示程序-Fast Fourier Transform Algorithm in Matlab
myditfft
- 在matlab中实现fft算法,此为函数文本，可直接调用-Implement fft algorithm in matlab, this is the function text, you can directly call