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Abstract:
根据非线性系统状态参数估计理论和土-结构系统的实际地震动记录,利用多项式一阶近似来代替EKF滤波技术中的求导线性化过程,来估计土双自由度集总参数模型中各参数值.这是二种比较新的参数在线实时辨识技术,具有运算简单、计算精度较高的优点.以美国Alaska州Anchorage市中心一栋14层办公大楼为算例,结果显示地基土集总参数模型的参数递推结果相当可靠.整个方法易于在MATLAB操作平台上实现.
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振动工程学报
ISSN: 1004-4523
Year: 2006
Issue: 2
Volume: 19
Page: 252-257
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 5
Chinese Cited Count:
30 Days PV: 0
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