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四参数正弦波拟合软件的评价
引用本文:梁志国,路克杰,孙璟宇.四参数正弦波拟合软件的评价[J].南京航空航天大学学报(英文版),2000,17(1):100-106.
作者姓名:梁志国  路克杰  孙璟宇
作者单位:长城计量测试技术研究所,北京,100095
摘    要:四参数正弦波拟合法是一种在精密测量中广泛使用的数学手段.它建立在模型化测量的基础上,有很多非常有价值的应用.但是,该拟合软件的指标及其所带来的参数误差,由于涉及到的因素较多且复杂,一直没有得到评价.本文介绍了四参数正弦波拟合软件的简要工作过程、主要用途,总结出其几项主要指标及其简单实用的评价方法.针对一个具体的四参数正弦波拟合软件,使用本文所述指标和方法,进行了软件评价,并给出了有实用价值的评价结果.

关 键 词:软件  评价  测量方法  正弦波  波形拟合

EVALUATION OF SOFTWARE OF FOUR-PARAMETER SINE WAVE CURVE-FIT
Liang Zhiguo,Lu Kejie,Sun Jingyu.EVALUATION OF SOFTWARE OF FOUR-PARAMETER SINE WAVE CURVE-FIT[J].Transactions of Nanjing University of Aeronautics & Astronautics,2000,17(1):100-106.
Authors:Liang Zhiguo  Lu Kejie  Sun Jingyu
Abstract:Sinusoid curve-fit is a very useful method in precise measurement, based on the modeling measurement. There are many valuable uses. But, what′s the specifications of the sinusoid curve-fit software, and how to evaluate the uncertainty of it are still unknown yet, because they involve manifold factors and are complicated. Every one using the sinusoid curve-fit software wants to know it. In this paper, the basic process and the uses of sinusoid curve-fit are described, and some specifications and evaluation methods are introduced. One evaluation example of sinusoid curve-fit software is discussed, the results and the specification are good.
Keywords:software  evaluations  measurements  sine wave  curve-fit
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