搜索资源列表
Floating-point-complex-radix-2-decimation-in-time-
- 浮点复数基2时分FFT完成适当的FFT,输出改写输入缓冲器。-floating-point complex FFT-based two hours to complete the FFT output rewritten input buffer.
kkfft_dualinput
- 一个fft的C语言程序,输入可以是实数,也可以是复数。 -a fft the C Programming Language, the importation can be real, and can also be complex.
2FFT
- DIT-FFT算法子程序 FFT长度为2m,m为正整数。FFT输出结果放在输入复数数组中。其中xr存放信号序列实部,xi存放信号序列虚部。如果信号长度小于N,需要给xr和xi后面补足0,计算结果x(k)的实部和虚部仍然分别存放在数组xr和xi中。-DIT - FFT subroutine FFT length of 2m, m is a positive integer. FFT output on the importation of complex array. Xr which ke
gsl_win[1]
- 一个相当不错的C++数学库.该库涵盖了现代工程运算中的绝大部分:复数运算、线性代数、排列组合、数值微分、最小二乘拟和、统计分析、FFT、随机数等等,总共有 1000 多个函数接口。-A pretty good C++ Math Library
1024FFT_ASIC
- 1024点复数专用FFT处理器的ASIC实现-1024 point complex FFT processor dedicated ASIC realization
FftLab
- FFT傅立叶频谱分析,从程序的演示可透视出频率频谱相互的换算与复数的关系!-FFT Fourier spectral analysis, from a procedural perspective of the presentation can be a frequency spectrum of the conversion of mutual relations with the plural!
fft
- fft变换,经常用到的快速傅立叶算法,FFT变换,基2DIT,输入参数:x 复数点序列, m FFT的级数 -fft transform, fast Fourier frequently used algorithms, FFT transform, based 2DIT, input parameters: x plural point sequence, m FFT of the series
FFT
- C语言的FFT(快速傅里叶变换),其中碟形结的复数运算用一个“类”来实现,使得程序简单易懂,可移植性高-C-FFT (fast Fourier transform), in which the plural disc-end computing to a new " category" to achieve, making the procedure easy-to-read, high portability
FFT
- 快速FFT变换,复数形式! 时间复杂度为O(n * log n)! 很快!-fast FFT transform
FFT
- 时域分解FFT算法,以FORTRAN代码实现。本程序利用结构体表示复数。-FFT time domain decomposition algorithms to FORTRAN code. The program uses structure that plural.
A-New-FFT-Algorithm
- 实际中需做快速傅里叶变换(FFT)的多为实序列数据,而其变换算法都是以复数序列作为输入。文中利用频域的性质,将实序列数据变换为复数序列,再进行FFT 变换,以提高FFT对于实序列输入的变换效率,最后用C 语言实现该算法并与传统算法进行实验对比,从结果可看到优化后效率提高很多。-Practice to be done fast Fourier transform (FFT) for the implementation of multi-sequence data, and its transfo
FFT-Algorithm
- 本例通过VC实现二维快速傅里叶变换,涉及到进行矩阵、复数等数学运算,运用了C语言动态内存分配、文件操作、结构指针的函数调用等内容。-In this case through the VC to achieve two-dimensional fast Fourier transform, related to the matrix, such as complex mathematics, use the C language, dynamic memory allocation, file o
fft
- c语言实现的时间抽取的FFT算法程序,输入两个参数,一个是输入序列xin,采用复数形式,数组从下标1开始存数,另一个是FFT的点数N.FFT子程序求s的256点的FFT的方法-FFT algorithm implemented in C
FFTandTestInBCB
- FFT算法用标准C++实现,具有实数FFT变换函数、复数FFT变化函数,以及频谱分析功能。并给出了该算法在C++Builder环境下测试代码。-This file contains a few FFT routines, including a real-FFT routine that is almost twice as fast as a normal complex FFT, and a power spectrum routine when you know you d
FFT
- 使用VC++写的FFT算法,里面包含了一个复数运算类。-Implement FFT using VC++,including a class of complex computing.
FFT
- VC++6.0 计算FFT,信号有复数部分~-VC++6.0 FFT
fft
- 复数类,复数的加减乘除,线性卷积,FFT蝶形算法,bit reversal-Complex type, complex addition and subtraction, multiplication and division, linear convolution, FFT butterfly algorithm, bit reversal
fft
- 快速傅里叶变换源码。包括一维和二维快速傅里叶变换和反变换,以及复数运算。-FFT source code
FFT
- 快速二维傅立叶变换源代码:包含数组预处理,倒序算法以及复数运算 -Two-dimensional fast Fourier transform source code
fft
- ftt在VS2008中的实现,测试环境为VS2008,可实现复数-ftt the realization in VS2008, VS2008 test environment for