distortion measure

But the reality is that we neither know the speech and noise statistics nor have the best distortion measure .

但实际情况是我们既不知道语音信号和噪声信号的统计量也没有最好意义上的失真度量方法。

Such algorithms usually require to know exactly joint statistics of clean speech signal and noise signal and an understandable speech distortion measure .

这类算法通常要求准确知道纯净语音信号和噪声信号的联合统计量，而且要求具有易理解的失真度量方法。

Research on speech distortion measure based on neural network

基于神经网络的语音谱失真测度研究

Extensive Bark Spectral Distortion Measure ment for Objective Speech Quality Assessment

用于客观音质评价的扩展巴克谱失真测度

Mel-Spectral Distortion Measure Based on Perception Model for Objective Speech Quality Assessment

基于感知模型的美尔谱失真测度用于客观音质评价的扩展巴克谱失真测度

A speech distortion measure based on auditory properties

一种基于听觉特性的语音失真测度方法

Improvement of Bark Spectral Distortion Measure with Forward Masking Effect

利用前向掩蔽效应改进巴克谱失真测度

Fractal Color Image Compression Based on Vector Distortion Measure and Adaptive Quadtree Partition

基于矢量失真测度和自适应四叉树分割的彩色图象分形压缩方法

A fast encoding algorithm for vector quantization based on DCT subspace distortion measure

基于DCT子空间失真测度的快速矢量编码算法

The Determination of the Distortion Measure Using in LSP Parameter 's Vector Quantization

矢量量化中线谱对参数失真度量准则的确定

A VQ Based on Information Distortion Measure and Its Application to Lossless Compression of Hyperspectral Image

基于信息量失真测度的VQ及在高光谱图像无损压缩中的应用

The codebook design algorithm is then extended to a distortion measure that has piecewise-linear characteristics .

该设计码本的算法进而被扩充为一个具有分段线性特性的失真算法。

Multiplication-free vector quantization with L_1 distortion measure and the method derived from it

使用L1失真测度及其派生方法的无乘法矢量量化

Representation and spectrum distortion measure of speech signals have been a couple of vital issues in research of speech processing .

语音信号的表示和谱失真测度一直是贯穿于语音处理各个领域中的重要而基本的问题。

The gain-normalized model of spectral distortion measure [ 2 ] is adopted in picking up vocal tract parameters .

在提取声道参数中采用了增益归一化模型谱失真测度〔2〕。

An algorithm based on relative distortion measure for ROI ( Region-Of-Interest ) is proposed which is attained by lifting the rate-distortion slopes .

提出了一种基于相对失真测度的率失真斜率提升感兴趣区域编码算法。

A series of skills , such as initial search center prediction , the diamond search algorithm and successively sampled distortion measure , are also adopted in this algorithm .

综合采用了初始搜索中心预测、菱形搜索算法和逐步采样偏差比较等技术。

Using the synthesize judgment of stability to compound soil nailing in deep excavation , according to the distortion measure data , the stability criterion of compound soil nailing has been put up ;

运用复合土钉支护系统稳定性的综合评判法，结合基坑工程的实例，根据基坑变形监测数据的分析，提出了复合土钉支护系统稳定性的判据；

Preliminary simulative experiments in comparison with the Itakura measure have been done . The results show that the PSD measure is a preferable speech distortion measure that can be consistent with subjective assessment of speech quality well .

经过对不同质量的语音进行仿真实验以及与Itakura测度方法作对比实验，结果表明PSD测度是一种与语音质量主观评价一致性较好的语音失真测度方法。

The dissertation proposes BSCC ( Bark-Scale Cepstrum Coefficient ) distortion measure , where a kind of Cosine-fringed Critical Filter-bank , instead of Mel-frequency triangle filter-bank , is employed to frequency warping .

提出了一种Bark尺度倒谱系数（BSCC）失真测度。它是采用一种余弦镶边临界带滤波器组代替Mel频率三角滤波器组进行倒谱分析的。

The Relationship between distortion risk measure and stochastic order . 3 .

失真风险度量与随机序之间的关系。

An application of distortion risk measure .

失真风险度量具体应用的例子。

As an important risk measure , distortion risk measure plays a more and more important character in modern finance . In recent years , people make many researches on distortion risk measure .

失真风险度量作为一种重要的风险度量工具在现代金融中起着越来越重要的作用，而近些年来对失真风险度量的研究也越来越广阔。

When ES ( expected shortfall ) overcomes the pitfall , there are more general techniques such as spectral risk measure and distortion risk measure , in which VaR and ES are both special cases .

谱测度和失真风险测度更具一般性，考虑了投资者风险厌恶对风险测度的影响，其中VaR和ES均为其特例。

For public distribution system the total harmonic distortion is a clear measure of supply quality .

在公用供电系统中，整体的谐波失真是供电质量的一个重要指标。

The Distortion and its Preventive Measure for Rotor Winding of Turbogenerators with Various Kinds in Frequent Cyclic Operation

汽轮发电机调峰运行时转子绕组变形与防止措施

Meanwhile it can real-time collect video signal of CCD fixed in two self-straight parallel light-tube and process video , estimates distortion of two-dimension to realize real-time dynamic distortion measure .

并实时采集两台自准直平行光管内的CCD的视频信号，进行图像处理，判读出两维变形量，实现实时动态变形测量。

The measurement of Mel spectrum distortion is a kind of warped frequency spectrum distortion measure . Using Mel frequency scale can reflect sufficiently the nonlinear perceptive characteristics of human hearings to frequency and amplitude .

阐述了Mel谱失真测度的概念，指出用Mel频率尺度可较充分地反映人耳对频率及幅度的非线性感知特性。

The process to get the best matched codeword is as follows : First , some number codewords in which Chebyshev distortion is the minimum are selected from the codebook according to the Chebyshev distortion measure .

匹配码字的判决过程首先根据Chebyshev误差测度，在码书中找出一定数量Chebyshev误差最小的码字；

The proposed algorithm takes advantages of " stop when good enough " spirit and high speedup gain of hexagon-based search pattern ( HEXBS ) . In addition , partial distortion criterion ( PDC ) is used to speed up further in the calculation of block distortion measure .

这种算法结合足够好就停止搜索的思想和六边形搜索模式（HEXBS）的高速特性，并且在块失真度量中使用部分失真准则（PDC），进一步加快了计算速度。