Objective To discuss the clinical application of polynomial curves fitting.
目的探讨多项式拟合曲线在临床中的应用。
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。
The data processing method of warship observation orientation based on polynomial segment fitting, and the sequences of observation orientation were processed in segment.
基于多项式分段拟合的舰船观测方位数据处理方法,对观测方位序列进行分段处理。
To enhance the triangle quality of the simplified mesh, a novel triangular mesh simplification algorithm based on local polynomial fitting surface of vertices was proposed.
为了提高网格简化后的三角形质量,提出了一种新的基于顶点局部多项式曲面拟合的三角网格简化算法。
Fitting orthogonal polynomial method for characterizing the functional relationship between the dry density and moisture content of earth-fill in standard compaction test is presented.
提出了描述标准击实试验中土料干密度和含水量之间函数关系的拟合正交多项式方法。
By using this formula, orthogonal polynomial fitting algorithm for initial value problems of ordinary differential equations is established.
利用这一公式建立了常微分方程初值问题的正交多项式拟合算法。
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 methods of linear fitting and polynomial fitting and their applications in analytical chemistry have been shown in this paper.
本文介绍了线性拟合和多项式拟合的方法及其在分析化学中的应用示例。
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。
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。
It is used the fitting methods based on orthogonal polynomial to study a practical problem, and achieved better results, that provide a new method for the loss of distribution fitting.
利用基于正交多项式的分布拟合方法对实际问题进行了损失分布拟合,取得了较为理想的结果,为损失分布的拟合提供了一种新的方法。
In this paper, a method for converting GPS height to normal one by means of support vector machine is proposed, and compared with the methods of neural network, polynomial fitting etc.
结合GPS测量和水准测量资料,利用支持向量机方法对GPS高程进行了转换,并与神经网络和多项式拟合等拟合的结果进行了比较,得出了一些有益的结论。
A non-linear higher order polynomial fitting method is also proposed to transform the resistivity profile into seismic velocity profile under the control of a micro-well logging velocities.
同时,提出了在少量微测井控制下,由电阻率剖面转换地震波速度剖面的非线性高阶多项式拟合算法。
The corresponding polynomial fitting coefficients are given.
并给出了相应的多项式拟合系数。
In this paper two reasons-the deviation of the data from the origin and the size of the data-causing the ill-conditioned normal equations in the least square fitting of a polynomial are discussed.
讨论了最小二乘多项式拟合中引起正规方程组病态的两个重要原因:节点对原点的偏离程度和节点坐标的数量级。
This paper studies a kind of regression fitting of polynomial with an additional parameter.
本文讨论了一种带参量的多项式回归拟合。
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。
The phase mapping method of a field inhomogeneity based on an Z axis pulse field gradient and polynomial fitting procedures of the axial shimming coil currents were described.
通过对Z轴磁场梯度和匀场线圈电流的多项式拟合,以获得磁场不均匀而引起的相位分布。
In this paper, the derivation and thinking of the calculation of the Fourier polynomial fitting with a linear term is introduced.
本文介绍了带线性项的富里哀多项式拟合法的推导、计算思路。
Method The improvement of coherent averaging method of Reducing respiratory Interference was discussed, and evaluation-fitting respiratory wave and filter of Chebyshev's polynomial as presented.
方法首先讨论了对传统抗呼吸干扰的相干平均法改进,同时提出了估计拟合呼吸波和时域切比雪夫正交多项式消除呼吸干扰的方法。
The Fourier polynomial fitting is compared with the Chebysher polynomial fitting in the division of cyclic time interval and fitting accuracy as well as convergence of function.
将本方法在周期时段划分、拟合精度、函数收敛方面与契比雪夫多项式拟合法进行了对比。
The paper suggests an approach, utilizing the weighted polynomial regression for the best fitting of the variogram about spherical model or two-order nested spherical model.
本文提出了一种用加权多项式回归对球状模型和二级套合球状模型的变差函数进行最优拟合的方法。
Based on introducing the principles of the least square conic fitting, this paper USES binary polynomial fitting for the attitude parameters. And an example has proved that this method is useful.
本文在介绍最小二乘曲线拟合原理的基础上,采用二元多项式对姿态参数进行平滑拟合,以实例验证了此方法的有效性。
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。
The optional polynomial order is selected through the test of the partial fitting square sum on the basis of the variance analysis of the fitting equation.
对拟合方程进行方差分析并在此基础上利用偏拟合平方和的检验确定拟合多项式的最佳阶数。
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。
Experiments proved the validity of the model. Taking Peak Signal-to-Noise Ratio (PSNR) as criterion the best preference was found by using polynomial fitting.
通过实验验证了该算法的有效性,并以峰值信噪比(PSNR)为评价准则,利用多项式拟合方法选择了最优参数。
Experiment result shows that output signal of this macromolecule humidity sensor accords with variational rule of secondary polynomial fitting.
试验结果表明:高分子湿度传感器输出信号符合二次拟合曲线变化规律。
Experiment result shows that output signal of this macromolecule humidity sensor accords with variational rule of secondary polynomial fitting.
试验结果表明:高分子湿度传感器输出信号符合二次拟合曲线变化规律。
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