data fitting
用于构建一个数学模型
常用释义
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基本释义
- 数据拟合：一种统计方法，用于构建一个数学模型，该模型可以描述观测数据之间的关系。
例句
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1·The algorithm needs neither initial model nor data fitting.该算法不需要初始模型，也不必进行数据拟合。
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2·The Application of the Method of Least Square of Data Fitting in Physics Test;在工程数据线性拟合时，宜选用线性最小二乘法。
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3·The data fitting program of computer is designed for the experiment for measuring Plank constant in the paper.设计了普朗克常数测定实验的计算机数据拟合程序。
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4·Data fitting is frequently used in our life. The points fitting process can be achieved through interpolation methods.数据拟合问题在日常生活中经常遇到，点的拟合可以通过插值等方法来实现。
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5·The least square method is popularly used in linear and non-linear regressions for data fitting and estimating model parameters.最小二乘法在化工中广泛用于数据拟合的线性和非线性回归及模型参数估值。
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6·A method of data fitting was studied in the paper, and relevant graphs were drawn with filtered and time-depth transferred data.文章从采集数据拟和入手，将滤波、时深转换后的反演数据绘制有关图件。
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7·The mathematical model of the fuel-steam pressure object is built through the power plant fuel-steam pressure's test data fitting.本文对某电厂的燃料-汽压试验数据进行拟合，建立起燃料-汽压对象的数学模型。
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8·By data fitting of the experimental results; the effective refractive index changes under different humidity conditions can be reckoned.通过对实验结果的拟合，推算出不同相对湿度环境下，多孔硅薄膜的有效折射率值。
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9·The steady state power-electric current equation by test data fitting provides the basis to design controlling project of infrared simulator.通过测试数据拟合的稳态功率-电流方程，为设计红外模拟系统控制方案提供依据。
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10·The paper introduces the method of data fitting, programming and application of general listing function to engineering, surveying and design.介绍了工程实验、勘测、设计中常见的列表函数之数值拟合方法、程序实现及工程应用。