We present a new method for noisy speech recognition, which combines multiple timescale analysis with sub band method.
本文根据多时间尺度分析与子带方法，提出了一种多时间尺度复合子带的噪声环境下语音识别新方法。
A pitch error resilience scheme was developed to reduce speech distortion through narrow band channels with high bit-error-rates.
为降低在窄带高误码率信道上语音传输的失真，针对基音参数提出了一种解码端抗差错算法。
What, you hired the same band I can't use the same speech.
什么，你请了同一个乐队，我就不能用同一个演讲辞？
With the rapid development of communication technique, the speech coding is gradually updating from narrow band to wideband.
随着通信技术的飞速发展，语音编码技术也逐渐从窄带过渡到宽带。
In such cases, children can be members of sports teams, be members of the school band, can take art classes, and utilize services such as speech therapy while maintaining their homeschool lifestyle.
如此，孩子在维持在家上学不变的同时，可参加学校的体育队、乐队、可上艺术课，获得语言障碍矫正等服务。
An error resilience scheme for very low bit rate speech coding was developed for speech communications on narrow band channels with high bit error rates.
为满足在高误码率的窄带信道上进行语音通信的需求，研究了一种适用于甚低速率语音通信的抗误码参数估值算法。
A noise reduction algorithm used in speech signal processes which is referred to as LMS adaptive noise reduction, is also designed to reduce wide-band noise but improve signal to noise Ratio.
此外本文还设计一种语音信号自适应噪声消除算法，利用LMS自适应算法的特点抑制语音信号中的宽带噪声信号，提高信噪比。
Parameter coding is the main method of low-rate speech coding and multi-band mixed excitation linear prediction (MELP) coding is one of important parameter coding.
低速语音编码主要采用参数编码方式，多带混合激励线性预测编码(MELP)是参数编码的主流形式之一。
The conventional sub-band methods can improve the recognition accuracy of noisy speech, but degrade that of clean speech.
传统的子带特征方法虽然能提高噪声下的语音识别性能，但通常会使无噪声情况下的识别性能下降。
Based on local signal to noise ratio, the method estimates characteristic component of speech sound sub band covered by noise.
一种根据局部信噪比，估计受噪声掩蔽的语音子带特征分量的方法。
Adding the high-band speech to the low-band, wide-band speech is synthesized.
最终的宽带语音由原始窄带语音和扩展得到的高带语音经子带合成得到。
Adding the high-band speech to the low-band, wide-band speech is synthesized.
最终的宽带语音由原始窄带语音和扩展得到的高带语音经子带合成得到。
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