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We focus primarily on central targets, highlighting selected strategies to stimulate endogenous catabolic signals or inhibit anabolic signals.

我们首先集中关注主要目标，突出选择策略去刺激分解代谢或抑制合成代谢信号。

Research BSS algorithm of non-stationary signals by using natural gradient rule. Two new adaptive BSS algorithms of non-stationary signals with temporary mixing or convolutive mixing are deduced and validated.

基于自然梯度学习方式研究非平稳信号的盲分离，分别推导出信号在瞬态线性混合以及卷积混合情况下的自适应分离算法，验证了算法在处理语音等非平稳信号方面的优越性。

This article separated the vocal melody signals from MP3 songs audio signals based on frequency domain convolutive signal blind source algorithm, and then built a song database of humming retrieval system using song melody features extracted from the vocal melody signal.

将通过频域卷积信号盲源分离算法从MP3歌曲音频信号中分离出人声主唱信号，再从人声主唱信号中提取出能够表征歌曲的旋律特征构建哼唱检索系统的歌曲数据库。

Firstly the sampling convolutive mixture signals are reseted for matching instantaneous mixture model, then considering non-stationarity of the sources, space whitening and joint block-diagonalization method is exploited to obtain the original signals.

该算法先将采集到的卷积混合信号进行重排，使之满足重新定义向量后的瞬时混合模型特征，然后考虑到信号的非平稳特性，采用空间白化和联合近似块对角化方法分离出源信号。

Methods Firstly, an analysis was made to get the properties of epicardial signals. Then, a method based on template matching was used to extract atrial activities from epicardial signals.

首先分析心外膜信号的特点，其次采用基于模板匹配的方法从信号中抽取房波片段，最后从片段中识别信号的特征点。

Computer simulation result proves that A. C. parameters measurement of static signals using Harr wavelet transform could get the accurate result by the ideal sampling situation, i. e. the synchronous error is zero. Compare with synchronous and quasi-synchronous sampling algorithm, A. C. parameters measurement of transient signals using Harr wavelet transform could get more accurate result.

对谐波相位测量方法进行了误差分析，通过仿真证明，在稳态信号情况下，如果采样过程不存在同步偏差，利用Harr小波变换的方法可以对交流电量参数进行准确的测量；在暂态信号情况下，该方法与同步、准同步算法相比，可以达到很高的测量准确度。

Methods: Collect the sEMG signals of the middle part of both deltoid muscles when the subjects make both shoulders contract homometrically to the maximum abduction. After 20 min relax, do acupuncture "jian san zhen"(Jianyu/Jianqian/Jianhou) on the left shoulder and collect the signals.

志愿受试者做肩关节最大外展等长收缩，测量双侧三角肌中部肌束sEMG变化数据，两次测量中间间隔20 min，其间针刺左侧&肩三针&。

Radar signal simulator can generate all kinds of target signals and immit these signals into the radar system directly for debugging. It makes the process of designing and debugging of radar much convenience.

雷达信号模拟设备可以仿真出各种符合实验要求的目标信号来，直接注入雷达来对雷达进行试验，极大的方便了雷达的设计与调试。

Low γ ray with 59.6keV energy acts as excitation for rare earth inaqueous and organic phase samples in separation processes by solvent extraction. As aresult, characteristic K series X-ray fluorescence of rare earths emitted. X-ray wasdetected by high purity planar Ge after transmitting Be window. The signals wereamplified by pre-amplifier or main amplifier, and the amulated signals are converted todigital ones.

对溶剂萃取法生产稀土流程中的有机相和水相试样，采用放射性核素〓的59.6keV单色能量激发稀土元素，得到特征K系X射线荧光，透过Be窗经高纯平面锗半导体探测器检测其强度，再经放大器、模数转换和多道缓冲存诸记录试样的能谱。

In some circumstances GPS receivers can receive only incontinuous or partial satellite signals,it's still an open issue how to measure velocity and calculate location with partial GPS signals.

在某些特定的应用情况下，GPS接收机接收到的信号是非连续，或者是间段瞬时的。如何合理有效地利用间段的瞬时GPS信号进行定位、测速是个很有意义的课题。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。