目前，语音编码算法g。
甚低位率语音编码算法要求使用尽可能少的位率编码语音谱参数。
For very low bit rate speech coding algorithms, it is important to quantize these parameters accurately using as few bits as possible.
提出了一种基于自适应加权谱内插(STRAIGHT)的宽带语音编码算法。
Based on speech transformation and representation using adaptive interpolation of weighted spectrum (STRAIGHT), a wideband speech coding algorithm is presented.
介绍了语音编码技术的原理和分类，对几种常用语音编码算法进行了性能分析和比较。
This paper introduces briefly the principle and classification of the speech coding technology, and makes analysis on and comparison with the performance of several common speech coding algorithms.
一个优秀的IP网络的语音质量要求达到的标准通过先进的语音编码算法的执行情况。
Excellent voice quality in a demanding IP network is achieved via the advanced implementation of standard voice coding algorithms.
一个优秀的IP网络的语音质量要求，是坚持实现通过一个先进的标准语音编码算法的执行情况。
Excellent voice quality in a demanding IP network is consistently achieved via an advanced implementation of standard voice coding algorithms.
本文分析了G . 728语音编码算法增益固定量化的缺陷，设计了精确表示增益的自适应量化方案。
This paper analyzes the limitation of fixed gain quantization in G. 728 speech coding algorithm and proposes an adaptive quantization scheme with exact gain.
并利用所构建的语音质量客观评价平台，对语音增强低速语音编码算法的抗背景噪声性能进行了客观评估与分析。
In the meantime, we evaluate and analyze objectively the robustness of the low bit rate speech coding algorithms with our own objective evaluating system of the speech quality.
研究了在特征波形语音编码算法中的特征波形分解算法，提出了一种基于基音同步的特征波形内插语音编码算法。
The decomposition algorithm of the characteristic waveform interpolation(WI) speech coding is investigated. A novel WI speech coding algorithm based on pitch synchronization is proposed.
全面论述了极低速率语音编码算法中运用的方法理论及最新的研究成果，并对这些算法进行了比较和分析，得出结论。
Algorithms and new research results in very low bit rate speech coding is presented thoroughly in this paper, and conclusions are given through comparison and analysis.
本文提出一种新的话音激活检测方法，该方法基于软计算理论，应用于3gpp标准化的自适应多速率语音编码算法。
A novel voice activity detection algorithm is put forward, which is based on soft computing theory, and is applied in adaptive multi-rate speech codec standardized by 3gpp.
另外在语音存储领域，近年来随着各种便携数码录音装置的流行，对高合成语音质量的语音编码算法也提出了迫切的要求。
Digital speech's store is also an important field that requires high quality speech coding algorithm because now all kinds of portable digital recorder is more and more popular.
首先，采用改进的模拟退火算法设计语音编码参数矢量量化码本。
First, the algorithm is used to design the codebook of the speech coding parameters.
论文设计了一个基于多带激励语音压缩编码算法的DSP系统-多速率声码器。
This paper describes a DSP system which based on multi-band excitation voice compression coding algorithm - multi-rate vocoder.
考察了特征波形内插(CWI)算法对于宽带语音编码的扩展能力。
The paper investigates the capability of extension of characteristic waveform interpolation (CWI) algorithm to wideband speech coding.
在混合激励线性预测低速率语音编码研究中，提出了一种新的归一化自相关函数实时基音检测算法。
In the research of mixed excitation linear prediction speech coding, a new real-time normalized correlation function pitch detection algorithm is proposed.
为了实现甚低码率下的透明质量语音编码，提出了一种基音周期估计算法。
A kind of robust pitch estimation algorithm is presented for parametric speech coding with transparent quality at very low bit rate.
本文提出了一种适用于低速率语音编码系统的基音周期量化算法。
This paper proposed a pitch quantization method for low bit-rate speech coding systems.
所以这一章较为详细地讨论了语音信号线性预测编码的基本原理和算法。
So, in this chapter, the basic principle and algorithm of LPC for speech signal have been discussed in detail.
在多带激励低速率语音编码研究中，本文依据动态规划技术原理，提出了一种有效而实用的前后各看一帧的双向基音跟踪平滑算法。
In the study of MBE speech coding, a new efficient practical look-back and look-ahead pitch tracking smoothing algorithm is presented based on the dynamic programming approach.
提出了CAMDF函数，以及基于CAMDF的语音分类与基音估计算法，并在本文的压缩编码方案中得以运用。
A function named CAMDF is proposed as well as the CAMDF-based algorithms for speech classification and pitch estimation. The algorithms are used for the coding schemes in this thesis.
本文在充分讨论现有语音及音频编码技术的基础上，提出了一种基于掩蔽效应的CNG技术，并实现了该算法。
By discussing the existing voice and audio encoding technology, the thesis designs an CNG algorithm which is based on the mask effect theory.
用平均分段信噪比和感知语音质量评价(PESQ)测试，改进算法编码质量接近于g。
Testing with the average segment SNR and Perceptual Evaluation of Speech Quality (PESQ), the improved algorithm is close to g.
在对离散幅度多分辨率语音编码方案研究的基础上提出了改进算法。
An improved method is presented on the base of the study for the discrete-amplitude multi-resolution speech coding.
讨论了在语音编码中，应用神经网络技术进行矢量量化的算法。
The application of neural network vector quantization in speech encoding is discussed.
在具备了语音信号编码和遗传算法的基本知识后，将遗传算法运用于CELP的码字搜索。
We utilize GAs to search stimulative code word in CELP when we have had the knowledge of speech signal coding and GAs.
本文主要对语音编码中矢量量化码字搜索算法、语音增强、语音激活检测技术进行研究并进行了改进。
This paper mainly focuses on the research and improvement of the fast code word search algorithm, speech enhancement and voice activity detector key technologies.
本次系统实现了基于AMBE2000的低速率语音通信，该芯片采用改进的多带激励(MBE)算法，能实现可变速率低比特率、高语音音质的语音压缩编码。
This system realized a voice communication system based on the AMBE2000, this chip USES the MBE algorithm to obtain low changeable communication rate, and high speech quality.
在对加密算法实现过程进行可行性研究和分析的基础上，阐述了应用adpcm编码调制技术和UDP协议进行网络环境下实时多点语音通信的方法。
Based on the feasibility study and the analysis to the encryption algorithm, the paper presents a method of the real-time multi-point voice communication in network, which USES ADPCM and UDP.
本文提出了一种基于量化编码技术的语音隐藏算法。
This paper present a novel kind of voice hiding algorithm based on quantization coding.
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