mixed signals

in the scheme, a set of feature parameters are extracted from signal spectrum and constellation based on the differences between digital mixed signals and common digital modulation signals.

该方案利用数字混合信号与常用数字调制信号在信号频谱以及星座点的差异提取特征参数进行自动识别。

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a parallel processing technique of multi channel dynamic mixed signals

多路动态混合信号并行处理技术

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blind signal extraction researches mainly on how to extract the source signal sequentially from the mixed signals.

盲信号提取主要研究如何把源信号逐个从观察信号中提取出来。

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It is hard to be certain just exactly how the Chinese economy is faring, given mixed signals in the data.

很难确定中国经济到底表现如何，原因是数据中呈现的复杂信息。

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the problem of reasonable layout wiring and grounding is firstly resolved in design of emc for pcb with high-speed and digital and analog mixed signals.

高速混合PCB的电磁兼容性设计首要解决合理安排布局布线和接地问题。

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A new two-steps adaptive blind source separation algorithm was presented. The eigenvector matrices of the mixed signals and the whitened signals were obtained by using the stationary point property of a special cost function.

提出了一种新的两步自适应盲分离算法，利用代价函数的极值点特性分别获得混合信号和白化信号的特征向量矩阵，实现自适应盲分离过程。

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it seems only common sense that happiness should be good for our physical health, but psychological research has sent mixed signals in recent years.

幸福有利于我们的身体健康似乎仅仅只是一个常识，但是近年来心理学研究已经体现出了不同的言论。

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economists are trying to sort mixed signals about the world's no. 2 economy.

经济学家们试图将有关中国经济的各种喜忧参半的信号进行分类。

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modern, in the complicated communication environment, separating numerous mixed signals and acquire the needed signal becomes more and more important.

在现代复杂的通信环境中，将众多的混合信号分离，并获得所需要的信号变得越来越重要。

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always send mixed signals.

总是发出不同的信号。

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we separate the linear mixed signals using the fourth order cumulants and independent component analysis technology.

本文运用四阶累积量法和独立分量分析技术成功地将线性混叠语音信号分离，再将分离出的源信号用于说话人识别，可较好地识别出说话人。

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based on the present perception audio coding, some key modules are modified to meet the need of processing speech, audio and mixed signals.

它以现有的感知音频编码方法为基础，对感知音频编码的关键模块进行了改进，以适应语音信号和混合信号地处理要求。

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The aim of this problem is to estimate a set of original source signals from a set of linearly mixed signals through any number of signal processing techniques.

首先，利用最佳线性化方法来找出混沌系统操作点的精确线性化模型，然后把多重路径和时变的通道参数化成自回归模型。

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it estimates sources given mixed signals without prior knowledge such as sources number, location and mixing process.

它可以在未知源信号数目和混合过程等先验知识的情况下，仅根据观测信号来估计源信号。

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research on adaptive real-time blind separation algorithm of complex mixed signals

自适应实时型复值混合信号盲分离算法研究

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the simulations show that the algorithm can get good separation performance to the blind mixed signals with additive noises.

仿真结果表明，对含有附加噪声的盲混合信号具有良好的分离效果。

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simulation results show that the improved algorithm can extract independent sources from mixed signals with any distribution successfully.

实验结果证实，这一算法能有效地从各种分布的信号包括真实语音、图像等构成的卷积混合信号中恢复出原始信号。

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method of blind separation for mixed signals based on empirical mode decomposition

基于EMD的混合信号盲分离方法

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get this dialogue going right from the start, daniels suggests, so that any mixed signals or potential conflicts can be sorted out early.

丹尼尔斯的建议是，从一开始就开展这种对话，以便任何模糊的指示或潜在的冲突能尽早获得识别。

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the speech signals are mixed signals in life. it is useful to recognize speaker using blind separation technology, which can be used to separate the mixed signals.

在现实生活中的许多语音信号都是混叠信号，运用盲源分离技术分离这些混叠信号有利于更好地识别说话人。

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the simulation shows that the algorithm can get high separation performance and stationary separation process even for multiple blind mixed signals.

仿真结果表明，算法分离精度高，迭代过程平稳，对多个信号源的盲分离可实现良好的分离性能。

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independent component analysis ( ica) is an effective weak signal detection method, and it can separate the source component which is statistically independent from the mixed signals.

独立分量分析可以从实测信号中分离出各个独立的源信号，是一种有效的微弱信号检测方法。

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thus, an effective way to solve the problems is to separate the source signals from the mixed signals.

因此，解决此问题的关键是寻找一种能将待测信号从混合信号中分离出来的有效方法。

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the mixed signals from cindy continued into march.

辛迪表现出来的复杂情况持续到了3月。

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artificial light can send mixed signals.

人造光线会传递出复合信号。

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she knew she was sending him mixed signals.

她明白自己发给他的信息自相矛盾。

provided by jukuu

blind source separation ( bss) is to separate individual source signal from a set of mixed signals assuming the source signals are independent.

盲源分离（blind source separation，BSS）是指从某类混合信号序列中分离出各个未知源信号的过程，其中假设源信号是相互统计独立的。

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using blind source separation, pure fault source signal is obtained by separating mixed signals from sensors.

该方法利用盲源分离算法对传感器采集的混合信号进行分离，获取纯粹的故障源信号；

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in radio monitoring, the signal that observed by observation stations are mixed signals by many signals of the same frequency.

在无线电监测中，观测站观测到的信号是多个同频信号的混合信号。

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the separability and separating conditions for mixed signals are analyzed in this paper. the limitation of nonlinear blind source separation methods is proposed.

该文分析了非线性混叠信号的可分离性及分离条件，指出现阶段非线性混叠信号盲分离的局限性。

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