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Issue:
Resumption of Missing-data in Testing Based on Parameter Model
Author(s):
ZUO Shuzuo
,
WU Yafeng
,
DI Weilei
Pages:
23
-
26
Year:
2010
Issue:
3
Journal:
Noise and Vibration Control
Keyword:
振动与波
;
缺失数据
;
参数模型
;
ARMA模型
;
AR模型
;
数据恢复
;
Abstract:
工程实验测试中常会因测试系统部件选取不合适或发生故障等原因而造成数据缺失现象.研究利用参数模型方法对其进行恢复.通过对被测信号中正确数据的分析,确定出模型结构、阶次、具体参数,并进行检验和优化,得出最佳模型.针对实际的空测数据进行了仿真和应用,证明该方法是有效的.
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