摘要
分析了复杂水声信号仿真的特殊性,针对性地研究了其仿真模型验证方法。按照考虑信号单一特征、全部特征的顺序,分别采用区间估计、信息融合方法分析仿真信号的一致性;通过估计仿真信号的一致性水平,提出了基于特征匹配的复杂水声信号仿真模型验证方法。在目标回波仿真中的应用表明,该方法对仿真验模有效且有助于提高了建模工作效率。
The specialty of simulation of complex underwater acoustic signal is analyzed,and a validation method of simulation model is studied in accordance with the specialty.Following the order of considering one feature parameter first and then all feature parameters,the uniformity of simulation signal is analyzed by using of interval estimation and information fusing respectively.The method for validating simulation model of complex underwater acoustic signal is presented based on feature matching by estimating uniformity level of simulation signal.The application in simulation of underwater target echo shows that,the method is effectual for validating simulation model and helpful for raising the modeling efficiency.
出处
《兵工学报》
EI
CAS
CSCD
北大核心
2012年第3期334-339,共6页
Acta Armamentarii
基金
国家自然科学基金项目(61074191)
全军军事学研究生课题(2010JY0685-395)
关键词
声学
水声信号
仿真模型
验证
仿真置信度
acoustics
underwater acoustic signal
simulation model
validation
simulation credibility
