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MFCC 对输入的语音序列x进行MFCC参数的提取
- 对输入的语音序列x进行MFCC参数的提取，返回MFCC参数和一阶差分MFCC参数，Mel滤波器的阶数为24,fft变换的长度为256，采样频率为8000Hz，对x 256点分为一帧. -The voice of the input MFCC parameters on the sequence of x, return to MFCC parameters and extracted a order difference MFCC parameters, Mel filter for th
MATLABprograminfft.用Matlab产生正弦波,矩形波
- 1．用Matlab产生正弦波,矩形波,以及白噪声信号，并显示各自时域波形图 2．进行FFT变换，显示各自频谱图，其中采样率，频率、数据长度自选 3．做出上述三种信号的均方根图谱,功率图谱,以及对数均方根图谱 4．用IFFT傅立叶反变换恢复信号，并显示恢复的正弦信号时域波形图 ,1. Using Matlab generated sine wave, rectangular wave, as well as the white noise signal, and display their
work.rar
- 常用图像压缩编码码matlab实现。包括：DM编码、变换编码（FFT和DCT）、算术编码、行程编码、Huffman编码、线性预测编码和一个近似的JPEG编码过程。非常适合入门用户实践。,Commonly used image compression coding matlab code to achieve. Including: DM coding, transform coding (FFT and DCT), arithmetic coding, Run-Length Coding, Hu
ecg.rar
- matlab环境下心电信号去噪处理和QRS波检测的一些综合方法的比较，主要是利用小波变换的去噪方法,matlab environment Denoising ECG QRS wave detection and treatment of a number of integrated methods, mainly the use of wavelet transform de-noising method
siginalprosessing.zip
- 这是一个数字信号处理的函数库,包括FFT变换各种滤波算法如果你要编写数字信号处理相关的程序这是个不错的选择,This is a digital signal processing library, including all kinds of filtering algorithm FFT transform you to be prepared if the digital signal processing-related procedures This is a good choice
fft.rar
- 基于vc编写的正弦信号的傅立叶变换程序，并计算其功率。,Vc prepared based on sinusoidal signal Fourier transform process, and calculate its power.
testfftw.rar
- 一个二维图像的fft变换程序，用到fftw库，经过测试，fftw可以说是目前我已知的最快的离散傅立叶变换库，相当强悍,A two-dimensional images of fft transform procedures, use fftw library, after testing fftw. I can say it is the fastest Discrete Fourier Transform library,i known. very tough
数字图像处理算法
- 数字图像处理：先进行傅里叶变换，然后低通滤波；最后还原。并附有余弦变换对照结果。,DIP:first FFT,then Butterworth filter,last inverse the course,also the DCT for comparition.
FFT_16.rar
- FFT快速傅立叶变换-verilog，基于verilog的FFT源码，QuartusII上仿真通过,FFT Fast Fourier Transform-verilog, the FFT-based verilog source, QuartusII through the simulation
Convert-to-One-sided-FFT(real)
- 傅里叶变换频谱双边转单边大家好好看看啊 可能在你编程过程中会用的-Fourier transform spectrum of bilateral transfer unilateral ah we take a look at your programming process may be used
fft
- 信号处理课程的课程设计。快速傅里叶变换FFT的C语言实现及应用-Signal processing courses in curriculum design. Fast Fourier transform FFT of the C language and application
FFT
- 应用快速傅里叶变换对信号进行频谱分析，内附相应调用函数细解，适合初级入门人员查阅，可直接运行-Application of fast Fourier transform spectrum analysis.
image-processing---fft
- 2D图像处理的快速傅里叶变换，输入输出接口便捷-2D image processing, fast Fourier transform, and convenient input and output interfaces
STM32Spectrum
- 基于stm32的fft变换，实现对频谱的显示分析功能-Based on stm32 fft transform, to achieve the display of the spectrum analysis
FFT_IFFT.rar
- （1）求出两维单色数字图象的傅立叶变换以及逆变换，除对比图象效果外，还要给出以中心点作为原点图象显示方式的傅立叶变换的频谱、相位谱，并验证两维傅立叶变换的性质。 （2）傅立叶变换后，计算图象能量谱的分布范围：画出包含图象能量92.0％，94.6％, 96.4, 98.0％ 以及99.5％ 的圆圈区域。,(1) obtained two-dimensional monochrome digital image of the Fourier transform and inverse transf
fft
- 快速实现傅里叶变换。实现倒序和蝶形运算，里面有详细的说明。-Fast Fourier transform to achieve. To achieve and reverse butterfly, which has detailed instructions.
FFT
- 由已知表达式画出原始波形和它的功率谱，并编制一个互相关函数程序，要求提取特定频率的成分，画出变换过程中的波形和功率谱。-Drawn from the known expression of the original waveform and its power spectrum, and the preparation of a cross-correlation function procedure that requires the extraction of specific freque
fft
- 一个快速傅里叶变换的实例。通过快速傅里叶变换实现信号的频率幅值等信息。-Examples of a fast Fourier transform. Fast Fourier transform by the frequency of the signal amplitude and other information.
FFT.rar
- 用VC++实现的快速傅里叶变换的源代码，开发平台是VC++6.0,this is fft which effects in image by vc++
ofdm.rar
- gnuradio下ofdm系统的python实现。包括收发路径，fft变换，标准的ofdm程序。,ofdm system under gnuradio achieve python. Including the transceiver path, fft transform, ofdm standard procedures.