目的：提取心脏激励源信号的特征波形。
OBJECTIVE: To extract the heart excitation source signals in human pulse wave.
信号的奇异性通常包含有十分重要的信息，是信号的特征之一。
Singularity signal usually contains very important information, is one of the characteristics of the signal.
而生育能力这一信号更多的是大量集中体现在身体特征上，而在脸上则相对较少，但脸上却可能有更多能暗示出像年龄和健康状况这样的生殖价。
Where as her face may have more cues of reproductive value like age and health.
它们会对新的信号产生反应，开始构成新的生物特征。
They respond to new signals, and act to help build new traits.
它可有效地提取信号的主要特征和抑制噪声。
It can effective extract principal features of the signal and repress the noise.
混合交通是我国城市交通的主要特征，特别是在平面信号交叉口。
Mixed traffic is the main characteristic of large cities in China, especially at signalized intersection.
研究了钻削过程中刀具磨损特征信号的提取。
The problem of extracting drilling tool wears character signal is studied.
研究特征信号幅度与转速和载荷的关系；
Study the characteristic signal range with turn soon and carry the relation of the lotus.
信号的瞬时相位特征与其它特征相比最容易受噪声影响。
The instant phase feature of signal, to be affected, is easily by noise.
对信号进行特征提取，是故障诊断的关键。
Withdrawing the signal characteristic is a key to fault diagnosis.
目的观察骨原发性淋巴瘤的MR表现，探讨其信号特征。
Objective To study MR manifestation and signal characteristics of primary bone lymphoma.
对采集到的信号进行合适的处理获得故障的特征信号；
Secondly this paper introducing the way in transacting the signal and getting character of fault.
生理信号已经被证明是混沌信号，它具有广泛的非线性动力学特征。
The physiology signal has been proved to be chaos signal by academia.
生理信号已经被证明是混沌信号，它具有广泛的非线性动力学特征。
The physiology signal has been proved to be chaos signal by academia.
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