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非线性模型实用处理方法探讨
引用本文:陈本富,岳建平,施昆,杨永林.非线性模型实用处理方法探讨[J].测绘科学,2012,37(2):38-39.
作者姓名:陈本富  岳建平  施昆  杨永林
作者单位:1. 东华理工大学测绘工程学院,江西抚州344000;河海大学地球科学与工程学院,南京210098
2. 河海大学地球科学与工程学院,南京,210098
3. 昆明理工大学国土资源工程学院,昆明,650093
4. 机械工业勘察设计研究院,西安,710043
摘    要:本文结合非线性模型通常采用迭代计算方法处理的实际,指出在给定初值的情况下,直接依据迭代计算结果的收敛情况来判别非线性模型能否进行线性化,可以避免对非线性强度指标的复杂计算,从而简化判别过程中的数据处理方法;实例表明,相对已有非线性强度指标的计算,依据迭代计算结果判断非线性化模型的线性化度量,计算简洁,可靠性更高。

关 键 词:非线性模型  线性化  迭代  非线性强度  Matlab

Discussions about practical data processing on non-linear models
CHEN Ben-fu , YUE Jian-ping , SHI Kun , YANG Yong-lin.Discussions about practical data processing on non-linear models[J].Science of Surveying and Mapping,2012,37(2):38-39.
Authors:CHEN Ben-fu  YUE Jian-ping  SHI Kun  YANG Yong-lin
Institution:④(①Faculty of Geomatics,East China Institute of Technology,Fuzhou 344000,China;②School of Earth Sciences and Engineering,Hohai University,Nanjing 210098,China;③Faculty of Land Resource Engineering,Kunming University of Science and Technology,Kunming 650093,China;④Institute of Geotechnical Investigation and Design,MMI,Xi’an 710043,China)
Abstract:Considering the fact that processing the non-linear model with iteration method,this paper suggested that whether the model is linearized could be proved by the results of the iterations instead of the nonlinearized strength indexes which are difficult and complicated to be obtained.The experiment showed that the reliability could be improved simultaneously by real calculations of the method.
Keywords:nonlinear models  linearization  iteration  nonlinear strength  Matlab
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