... upper bounded variables有上界变量 characteristic variables特征变量 theory of real variables实变理论 ...
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Codeword expection or codeword difference is chosen as characteristic variable and correlative coefficients of charcteristic variable sequences are presented ,which are used to analyze the VQ codebooks of different speech signals. Some results are shown.
利用矢量量化码书的码字和值及码字差值作为码书的特征变量，对不同语音信号的矢量量化码书分布情况做了分析，并给出了若干结果。
参考来源 - 语音信号的矢量量化码书特性研究 in C·2,447,543篇论文数据，部分数据来源于NoteExpress
研究了一种基于特征变量的复杂生产过程预测模型。
A feature variables based predicting model for complex production process was presented.
在指纹图谱特征变量的选择方面，推荐采用色谱峰面积。
Peak area is recommend to be used as the characteristic variable for chromatographic fingerprints.
本文在统计实验的基础上指出，表示语音信号的特征变量往往并不严格服从正态分布。
Based on the statistical experiments, this paper proposes that the feature variables which indicate speech signal are not always strictly obey normal distribution.
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