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voiceanalasis
- 运用matlab工具对语音信号处理的几个方面：短时能量、端点检测、和功率谱及短时傅立叶变换特性作了简单的分析。-use Matlab tool for voice signal processing areas : short-term energy and endpoint detection, and the power spectrum and the characteristics of short-time Fourier transform with a simple analysi
FFTExample_vcpp60
- VC++6.0上傅立叶变换FFT算法的示例程序。-VC 6.0 on the Fourier Transform FFT algorithm sample program.
FourierTransform_fft
- 关于信号处理中傅立叶变换的MATLAB函数，可以与FFT进行对比，运算速度比较快。-on Signal Processing Fourier transform function MATLAB, compared with the FFT. Operational speed is faster.
matlab_yyxhchuli
- mablab语音信号处理，包括波形产生，滤波器分析，滤波器实现，傅立叶变换，Z变换，等语音处理程序-mablab speech signal processing, including waveform generator, filter, filter, Fourier transform, Z transform, and other voice processing
sound_ppfx
- 实现实时声卡声音波动的傅立叶变换后显示输出，附带源代码。
stft
- 基于matlab的短时傅立叶变换，有语音读取功能！
pitchshift
- 用短时傅立叶变换方法实现歌曲变调功能，变调最小步长为1个半音
audio_noise
- 语音降噪。从Codec AD50采集话筒语音，通过DSP TMS320vc5402处理，在送到AD50输出降噪后语音，涉及加汉宁窗，切比雪夫滤波器，快速傅立叶变换和反FFT，有声无声判断谱分解，谱合成等功能
jiyuxiaobobianhuandeyuyintezhentiqu
- 基于不变集多小波的语音特征参数提取研究 用小波变换替代傅立叶变换和梅尔滤波-Based on the invariant set Multiwavelet voice characteristic parameter extraction for research of wavelet transform and Fourier transform alternative Mel filter
DWTFFT
- 一个小波+快速傅立叶变换的人脸识别程序，程序简单，效果好-A wavelet+ Fast Fourier Transform for Face Recognition Procedure
homework2
- 清华大学信号课程第二次实验，内容是基于傅立叶级数的信号分解以及双音频按键音合成-Tsinghua signal course the second experiment, the content is based on the Fourier series of two-tone signal decomposition and synthesis of key tone