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语音处理工具箱之一,在运用MATLAB作语音信号处理时有很大用处。应用广泛。-the toolbox of speech processing
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于市售 STM32 开发板上实现特定人语音识别处理项目。识别流程是:预滤波、ADC、分帧、端点检测、预加重、加窗、特征提取、特征匹配。端点检测(VAD)采用短时幅度和短时过零率相结合。检测出有效语音后,根据人耳听觉感知特性,计算每帧语音的 Mel 频率倒谱系数(MFCC)。然后采用动态时间弯折(DTW)算法与特征模板相匹配,最终输出识别结果。先用Matlab对上述算法进行仿真,经数次试验求得算法内所需各系数的最优值。而后将算法移植到 STM32 开发板上,移植过程中根据 STM32 上存储空间相
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Including the MUSIC algorithm, ESPRIT algorithm ROOT-MUSIC algorithm, Image optical flow calculation matlab program, Acquisition and Processing of the speech signal, digital signal processing class-based.
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Modern signal processing used in the spectral estimation in matlab, Complete HMM-based speech recognition system, A noise auxiliary data analysis method.
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Acquisition and Processing of the speech signal, digital signal processing class-based, Can be widely used in data analysis and forecast data, Based on matlab platform.
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FMCW frequency modulated continuous wave radar range and angular measurements, This is a useful frequency estimation algorithm matlab simulation program, Acquisition and Processing of the speech signal, digital signal processing class-based.
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Automatic identification in the matlab environment the size of the connected area, Acquisition and Processing of the speech signal, digital signal processing class-based, STM32 all the information produced by the MP3.
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This is the second energy entropy matlab code, Modern signal processing jobs when the graduate, Complete HMM-based speech recognition system.
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Data analysis, plotting, etc., Using MATLAB compressed sensing, Acquisition and Processing of the speech signal, digital signal processing class-based.
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