speech analysis meaning in English

语言分析
语音分析

Wavelet analysis is a newly developed theory , which overcomes the disadvantages of traditional fourier analysis . it has good localized features in both the time domain and the frequency domain and has important application value in the fields of signal processing , image processing , speech analysis and so on
小波分析是一门新兴理论，它克服了传统fourier分析的不足，在时域和频域都具有良好的局部化特性，在信号处理、图像处理、语音分析等领域有重要的应用价值。
According to commonly steps of speech recognition , the key methods of speech recognition is discussed : a ) firstly , preprocessing and feature extraction in speech recognition is studied . we studied two important speech analysis methods and extracted two key features for speech recognition : mfcc and lpcc . on the base of the research we improve the algorithm and experiment with new method
论文根据语音识别的一般流程，主要针对语音识别系统的关键技术进行探讨： ( 1 )首先对语音信号的预处理和特征提取问题进行讨论。分析了当前最常用的两种特征参数， mfcc和lpcc ，在此基础上对语音识别系统预处理和特征提取作了一些改进，并给出相应的实验验证。