Least square method of polynomial or the method based on the given function are used to fit pump characteristic curve in pump selection or operation.
在水泵的选型或运行中,通常采用多项式的最小二乘法或根据假设的函数关系来拟合水泵性能曲线。
The curve of an eddy current displace sensor can be converted into a line by analysing the character of the curve obtained by polynomial fitting.
通过对某电涡流位移传感器位移、电压用多项式拟合曲线的特点进行分析,经过试探发现该传感器曲线可转化为直线。
Based on the curve of quintic polynomial, the take-up CAM is designed, and the method of optimized design is presented in this paper.
利用五次多项式曲线对挑线凸轮进行了设计;并根据刺绣机的特殊要求,提出了刺绣机最优化设计方法。
Conclusion the polynomial fitting curve is the perfect linear evaluation method. It guarantees both the accuracy and reliability of the experimental results, and is more suitable to clinic.
结论多项式拟合曲线是较为理想的线性评价方法,既保证了实验结果的准确性、可靠性,而且更适用于临床。
The algorithm is polynomial curve fitting based on least square approximation. The experimental result shows its performance is more effect than that of the piecewise linear algorithm.
该算法是在最小二乘意义上的多项式曲线拟合,实验结果表明,其校正效果明显优于分段线性校正算法。
The author proposes a sectional line fitting to re - place the polynomial curve fitting, which results in simplifying establishment of mathematical model and reducing the amount of calculation work.
作者在最小二乘法的基础上,提出分段直线拟合算法来代替多项式曲线拟合,从而达到简化数学模型的建立和减少计算量的目的。
According to real tested data, it builds up CVC cambering curve equation by polynomial regression. This paper discusses practical significance of the equation.
根据实测数据,采用多项式回归方法,建立CVC辊形曲线方程,并探讨了该方程的重要实际意义。
The errors between the polynomial curve and samples order were analyzed.
分析了多项式曲线与样本点的误差。
The interpolation polynomial is applied in curve fitting for easy calculation and analysis and better representation of CT10%error curve.
采用多项式拟合曲线,可以发挥其便于计算和分析的优点,能够更好地反映电流互感器10%误差特性,使用方便。
Take the 3-4-5 polynomial moving curve for example, we explained the course of the smoothing handle, found and compared the relevant dynamic response.
文中以3-4-5多项式运动曲线为例说明磨光处理的过程,求取并比较相应的动态响应。
ConclusionThe growth rate of different age of silkworms was different, and polynomial curve could be used to fit the growth curve of silkworm.
结论桑蚕龄期内不同时段生长速度不一,多项式曲线可用来拟合桑蚕的生长曲线。
In this paper, scanner is calibrated with tone reproduction curve and polynomial regression.
本文将色调再生曲线与多项式回归校正相结合,对扫描仪进行复合校正。
Polynomial curve fitting is a usually used data fitting method. When there are too many data for fitting, only just one polynomial curve function cannot acquire good fitting effect.
多项式曲线拟合是一种较常用的数据处理方法,但当数据点较多时,只采用一种多项式曲线函数拟合所有数据点难以取得较好的拟合效果。
It is the way that fitting curve of polynomial is most in use to solve the application problem of engineering.
多项式曲线拟合是解决工程应用问题中曲线拟合最常用的方法。
Cavitation curve drawing method of the traditional hand-drawn method, polynomial fitting, non-linear fitting, cubic spline interpolation method.
汽蚀曲线绘制方法有传统的有手工绘法、多项式拟合法、非线性拟合法、三次样条插值法等。
With your mouse, drag data points and their error bars, and watch the best-fit polynomial curve update instantly.
用滑鼠拖拽资料点及其错误栏,观察多项式曲线即时作出的最佳改变。
The characteristic curve of IGBT is fitted with polynomial to establish its loss model, based on which its loss calculation method is proposed.
采用多项式方法拟合IGBT器件手册提供的特性曲线,建立多项式损耗模型,给出了一种基于曲线拟合理论计算损耗的方法。
Refrigerant's thermal physical characteristics are calculated according to implicit cubic polynomial curve-fitting model.
制冷工质的热物理性质使用隐式三次多项式拟合模型计算。
The proposed method can give more reasonable and more promising prediction results as compared with polynomial curve fitting technique.
此外,与多项式曲线拟合法的对比分析表明,该方法优于传统的多项式曲线拟合法,具有更好的预测效果。
The curve of a Hall displacement sensor is obtained by polynomial fitting. The method of data erasing and curve fitting can be applied in processing the data of sensor in dynamic measurement.
并通过对动态测量中某霍尔位移传感器位移-电压数据进行了坏值剔除和三次多项式非线性拟合,表明动态测量中传感器数据的非线性处理方法。
Properties of this new basis are analyzed and the corresponding polynomial curve with two shape parameters is defined.
分析了此基函数的性质,基于该组基定义了一类带两个形状参数的多项式曲线。
Then the response surface method(RSM) is utilized to establish the response surfaces or curve of SEA vs. material parameters and the curves of relative error in high-order polynomial fitting.
采用响应面法建立了表示比吸能随材料参数而变化的曲面,和高次多项式拟合时的相对误差曲线。
By analysis of the deformation curves, it is proposed that the deformation curve of the work piece can be expressed approximately by a 2-order polynomial curve.
通过对变形曲线的分析,提出用二次多项式曲线来近似工件的变形曲线。
In this paper a method is proposed to fit data point with implicit polynomial 2D curves, to make the distance from the data points to the curve within the relatively smaller range.
本文提出了一种方法,用隐式多项式曲线拟合数据点,使数据点到多项式曲线的距离控制在相对较小的范围内。
In this paper a method is proposed to fit data point with implicit polynomial 2D curves, to make the distance from the data points to the curve within the relatively smaller range.
本文提出了一种方法,用隐式多项式曲线拟合数据点,使数据点到多项式曲线的距离控制在相对较小的范围内。
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