摘要: 该文首次提出在联合时频分析诱发电位(EP),提出并定义了时频系统的能量中心(COP)和能量重心(WCOP)作为脑神经电活动的特征指标.EP的联合时频分析比单纯时..
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重心能量 [物] barycentric energy
Firstly, datum of bearing are gathered and analyzed when the bearing works under normal condition, inner ring condition and outer ring condition. Secondly, the energy barycenter of HS is calculated.
分别在10Hz、15Hz、20Hz以及25Hz的条件下进行实验,首先采集轴承在正常状态、内环故障状态及外环故障状态下运行时的数据进行处理和分析,其次计算其Hilbert时频谱的能量重心,最后运用支持向量机这一智能识别方法进行分类和识别。
参考来源 - 基于Hilbert谱特征提取的智能识别方法研究与应用·2,447,543篇论文数据，部分数据来源于NoteExpress
以点列图能量集中度和能量重心偏评价光学系统的成像质量。
Evaluating image quality of the system with the method of spot diagram energy concentration and deviation of energy centre.
本文提出的能量重心法可以有效地解决多普勒中心模糊问题。
A new method for resolving the doppler centroid ambiguity, that is energy center method, is proposed in this paper.
存在质心干扰情况下，普通单脉冲雷达将跟踪干扰与目标的能量重心。
The conventional monopulse radar will track a power weighted centroid of target and be interfered when centroid-interference is present.
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