搜索资源列表
Spcana471
- 日文版最大熵方法以及快速富丽叶变换法计算功率谱-Japanese version of maximum entropy method of fast Fourier transform Wealthy calculated power spectrum
TAnalysis
- 傅立叶功率谱法求纹理特征 可解压缩后直接执行-Fourier power spectrum method for texture features can be extracted directly after implementation
xiaobo1
- 小波分析,及小波能量谱分析,信号分析与处理技术-wavelet analysis, and wavelet energy spectrum analysis, signal analysis and processing technology
vcFFT
- 这是本人写的用vc6.0调用matlab6.5的一个程序(使用matlab引擎),实现用FFT分析复谐波信号频谱,并调用matlab来显示最终的频谱。希望对各位有点帮助。也欢迎各位提意见。 matlab位于c:\\matlab6p5 操作系统是:windows2000 -I write this is the call matlab6.5 vc6.0 with a procedure (using Matla b engine) to achieve using FFT an
ffttranslation
- 关于fft变换的程序,可用于各种时域图的频谱分析,值得试用-on fft transform the procedure can be used to map various time-domain analysis of the spectrum, worth trial
duocengmo
- 小波分析,及小波能量谱分析,信号分析与处理技术小波分析,及小波能量谱分析,信号分析与处理技术-wavelet analysis, and wavelet energy spectrum analysis, signal analysis and processing technology wavelet analysis, and wavelet energy spectrum analysis, Signal Analysis and Processing Technology
chengxu 按心电信号画出信号时域波形和频谱图
- 1.找点一段心电信号,画出信号时域波形和频谱图; 2. 利用MATLAB中的随机函数产生噪声加入到心电信号中,使心电信号被污染,读出污染后的号并画出对应信号的时域波形和频谱图; 3.用双线性变换法设计一个Butterworth带通滤波器,输出所设计的滤波器的阶次,分子、分母多项式的系数,画出滤波器的频率响应(幅频响应和相频响应)曲线;(也可以根据自己需要设置滤波器性能指标) 带通通滤波器设计性能指标:fs1=10Hz, fp1=20Hz, fp1=1000Hz, fs2=120
wavelet.zip
- 带点中文注释的小波变换,计算频率谱用的,适合初学者。,A bit of English Notes wavelet transform, used in calculating the frequency spectrum, suitable for beginners.
Spectrum-Analyzer---Speech
- 我做的频谱分析仪的新功能,给大家分享,具体如何实现可以查找有关资料。只是分享自己的新内容。-I do a new spectrum analyzer functions, to share, how you can find specific information. Just to share their new content.
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
ppanalysis
- 功率谱分析,用于序列的周期识别。将一序列用不同周期的谐波分解,并用F检验进行周期检验。-Power spectrum analysis for identification of sequence cycles. One sequence will be different harmonic decomposition cycle and test cycle with F test.
SS_alpha5
- Spread Spectrum Watermark
DigitalWatermarking
- 基于扩频序列和小波变换的数字水印算法 的仿真程序-Sequence spread-spectrum based on wavelet transform and the digital watermarking algorithm simulation program
multi_scale_edgedetect
- 利用小波变化对信号的边缘进行检测,方法使通过多尺度积对信号功率谱进行变化-Changes in the signal using the wavelet edge detection method to plot the signal through the multi-scale changes in the power spectrum
spectrum-analysis-program-
- 这是自己编写的频谱分析程序,不需要调用FFT,直接调用本程序即可,毕业设计的一部分,绝对运行没问题且效果好-This is the spectrum analysis program to write your own, do not call the FFT, you can directly call the program, part of the design school is absolutely no problem and the effective operation
ECG
- 心电信号分析 (1)设计滤波器,实现对心电信号的噪声抑制和基线纠漂。 (2)时域分析:R波检测算法与实现. (3)功率谱分析:对消噪后的信号进行功率谱分析。要求计算信号的功率谱,功率谱峰值,峰值频率。 -ECG Analysis (1) design filters to achieve noise suppression of ECG and baseline drift correction. (2) time-domain analysis: R-wave detectio
noise-Spectrum-analysis
- 小波分析噪声信号数据的频谱,得到其频谱分布,辅助分析信号性质。-Wavelet analysis of the noise spectrum of the signal data, its spectral distribution, the auxiliary nature of the analytical signal.
Classical-power-spectrum-estimation
- 功率谱估计的源代码,其中介绍了求信号功率谱的经典代码-The power spectrum is estimated that the source code, which describes the classic code request signal power spectrum
Spectrum-Analyzer
- 这是一个简单的应用,建立了解的Windows音频波形API的基本知识,并得到快速傅立叶变换(FFT)基本掌握。应用程序的特点是:双缓冲图形,采样音频信号源,选择录音源,使用调音台,计算FFT频谱阵列,并绘制采样数据。-This is a simple application built to understand the basics of the Windows Audio WAVE API, and to get a basic grasp on Fast Fourier Transfor
Signal-spectrum
- 矩形波函数,计算其频谱,幅度谱和相位谱,与理论值比较。-Rectangular wave function, the calculation of its spectrum, amplitude spectrum and phase spectrum, compared with the theoretical value.
