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DCT2-lele
- 利用蝶形算法类似于FFT，利用先行再列实现二维DCT。速度很快。包含反DCT的代码。-similar to the use of butterfly FFT algorithm, the first re-use of 2D DCT out. Very fast. Contain anti - DCT code.
Assignment5
- 用java编写的用蝶式算法实现的fft，用来计算两个多项式的乘积，输入文件的格式如压缩包中的data5.txt，结果输出到result.txt中。-java prepared with the use of the butterfly fft algorithm, used to calculate the product of two polynomials. input file formats such as compressed data5.txt the results were ex
fft.rar
- FFT算法的基本原理是把长序列的DFT逐次分解为较短序列的DFT。按照抽取方式的不同可分为DIT-FFT（按时间抽取）和DIF-FFT（按频率抽取）算法。按照蝶形运算的构成不同可分为基2、基4、基8以及任意因子（2n,n为大于1的整数），基2、基4算法较为常用。,FFT algorithm is the basic principle of DFT successive long sequence is broken down into shorter sequences of DFT. In
butterfly.rar
- 蝶形运算，可用于DCT变换，FFT变换的模块,Butterfly computation, can be used for DCT transform, FFT transform module
fft
- fft代码,采用蝶形算法,包括C,matlab和verilog代码-fft code, using butterfly algorithm, including C, matlab and Verilog code
FFT(VHDL)
- FFT算法vhdl实现 蝶形运算-butterfly fft vhdl
FFT
- FFT算法的基本原理是把长序列的DFT逐次分解为较短序列的DFT.按照抽取方式的不同可分为DIT-FFT(按时间抽取)和DIF-FFT(按频率抽取)算法.按照蝶形运算的构成不同可分为基2、基4、基8以及任意因子(2n,n为大于1的整数),基2、基4算法较为常-The FFT algorithm s basic principle is decomposes gradually long sequence DFT into short sequence DFT. different may div
fft
- 此程序用Fortran语言编写，对所给数组用蝶形算法进行FFT变换-Fortran language with the program prepared to the array of the butterfly algorithm using FFT transform
butfly4
- 基4-FFT蝶形单元实现，按照FPGA内部的乘法器功能编写的-4-FFT butterfly-based unit to achieve, in accordance with the internal FPGA multiplier feature prepared
Lab0605-fft
- DSP实现蝶形FFT算法 为某开发板公司5509开发板资料-DSP butterfly FFT algorithm to achieve a development board for the 5509 development board company information
FPGA_FFT
- 基于VHDL语言的一个FFT快速傅里叶变换程序。采用4蝶形算法-VHDL language based on a FFT Fast Fourier Transform procedure. 4 butterfly algorithm used
butterfly
- 计算离散傅里叶变换的一种快速算法,简称FFT。快速傅里叶变换是1965年由J.W.库利和T.W.图基提出的。采用这种算法能使计算机计算离散傅里叶变换所需要的乘法次数大为减少,特别是被变换的抽样点数N越多,FFT算法计算量的节省就越显著。 -Discrete Fourier transform calculation of a fast algorithm, referred to as FFT. Fast Fourier Transform in 1965 by JW Cooley an
Lab0503-FFT
- C语言实现的fft蝶形运算，是个通用程序，移植一下即可使用在其他嵌入式芯片上-C language implementation of the fft butterfly is a common procedure, transplant what can be used in other embedded chip
FFT
- FFT蝶形算法，用OpenGL画图显示出效果。内附GLUT工具包及其安装方法-FFT Butterfly algorithm, using OpenGL drawing to show their effect. Containing a tool kit and installation method of GLUT
FFT
- fft快速傅里叶变化，c语言程序，蝶形算法-fft Fast Fourier transform, c language program, butterfly algorithm
FFt
- 基2FFT蝶形运算器，代码有仿真用数据。主代码用于仿真，碟形运算和复数乘法元件化-Based 2FFT butterfly, code with simulation data used. Master code for simulation, dish components of computing and complex multiplication
FFT
- FFT的matlab实现,利用蝶形算法计算fft的matlab-Matlab implementation of FFT, using the matlab fft butterfly algorithm
fft
- fft算法,使用蝶形算法，为了是开发人员更好的使用，上传整个开发目录(FFT algorithm, butterfly algorithm, in order to better use of developers, upload the entire development directory)
fft
- 使用C语言编写的FFT运算，其中采用了基2的蝶形运算，运算结果符合预期(The basis of 2 butterfly operation)
FFT算法程序分步详解C程序
- 分步细讲解基2蝶形算法，尽量让你在最短的时间内掌握FFT算法的程序实现。(Step by step to explain the basic 2 butterfly algorithm, try to let you grasp the FFT algorithm in the shortest time.)