This paper addresses the problem of speech recognition under telephone channel conditions using data simulation method and HMM(Hidden Markov Model)adaptation.
该文研究了基于数据模拟方法和HMM（隐马尔科夫模型）自适应的电话信道条件下语音识别问题。
Process and analyze speech signal by simulation. Give a method on audio record and compression adapting multi-medium web secure communication, then implement by programming.
对语音信号进行处理和仿真分析，提出了适合多媒体网络保密通信的音频获取和压缩方法，并将其编程实现。
The computer simulation results show that this approach enables a more accurate representation of speech and achieves obvious improvement of synthetic quality of speech for female speakers.
计算机模拟结果表明，这种方法能对浊音语音进行更准确的表达，尤其对女性讲话者明显改善了语音质量。
Simulation experiments indicate that when it is given an optimal fractional order, noise can be denoised maximumly, which greatly improves the quality of speech enhancement.
实验表明在选定最佳的分数阶阶数时，可使噪声得到最大限度的滤除，大大提高了语音增强效果。
Owing to the lack of telephone speech data, this paper proposes a software simulation implementation of converting clean speech sounds into telephone-quality ones.
针对电话语料比较缺乏的问题，提出了一种完全由软件模拟实现由纯净语音向电话质量语音转换的算法。
Simulation results demonstrate that compressed speech signal sensing in the approximate KLT using template matching has good performance.
实验表明，语音信号在基于模板匹配的近似KLT域的压缩感知性能较好。
The simulation results indicate that CVSD has a stronger anti interference ability of speech communication, and it is an optimum scheme of speech encoding at present.
仿真结果表明CVSD的语音通信抗干扰能力较强，是目前语音编码当中最优的编码方案。
This paper presents a development scheme for speech base aiming at the performance assessment communication system, and also the way of how to realize it by simulation based on MATLAB platform.
提出一个面向通信系统性能评价的语音库研制方案，并给出其基于MATLAB仿真的实现途径。
The computer simulation results show that the m-lpc algorithm can produce high quality speech at 2.4kbps.
计算机模拟结果表明，M—LPC算法可合成高质量的话音。
The computer simulation results show that the m-lpc algorithm can produce high quality speech at 2.4kbps.
计算机模拟结果表明，M—LPC算法可合成高质量的话音。
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