1) least squares-energy method
最小二乘能量法
1.
Based on the curve fairing methods of energy and least squares, a new algorithm-least squares-energy method, for fairing of B-spline curves is proposed.
在曲线光顺的传统能量法与最小二乘法的基础上,提出了一种新的B样条曲线光顺算法-最小二乘能量法。
2) Least squares method
最小二乘法
1.
Virtual boundary element least squares method for solving elastic coupling problem of different materials;
不同材料契合弹性力学问题的虚边界元最小二乘法
2.
Application to harmonics statistic with orthogonal polynomials series based on least squares method;
基于最小二乘法的正交多项式级数在谐波估计中的应用
3.
Watermarking Techniques Based on the Least Squares Method;
基于最小二乘法的数字水印方法
3) least squares
最小二乘法
1.
Application of Least Squares in ENOB Measurement;
最小二乘法在有效转换位数测试中的应用
2.
Based on the principle of least squares regression analysis blasting vibration;
基于最小二乘法原理的爆破震动回归分析
3.
XAES data for the carbon species formed over Ga-Mo/HZSM-S catalyst are numerically treated by the procedures of the convolution and least squares.
通过卷积法和最小二乘法,处理Ga-Mo/HZSM-5催化剂上形成碳的XAES数据。
4) least square
最小二乘法
1.
License plate slant correction method based on least square and principal component analysis;
基于最小二乘法和主元分析的车牌倾斜校正方法
2.
Inversion of GA and least square for resistivity sounding data;
电阻率测深数据的遗传算法和最小二乘法反演
3.
Parameter inversion of rock creep model based on PSO-least square method
基于粒子群-最小二乘法的岩石流变模型参数反演
5) least-square method
最小二乘法
1.
Application of least-square method in nonlinear compensation of electric potential difference of thermocouple;
最小二乘法在热电偶电势非线性软件补偿中的应用
2.
Through the least-square method,the authors calculate the C and φvalues of a landslide in southwestern Hubei from the environment-geology assessing,which paves the way for evaluation and control of similar landslides in other places.
从环境地质评价角度,应用数学地质最小二乘法的原理反算子母乡河坝坪滑坡的粘聚力和内摩擦角,为评价与治理边坡提供了有力的依据;这一方法的运用对深入研究国内地质灾害体的预测和防治具有实际意义,值得在区调普查工作中推广。
3.
At present paper the interaction between DNA and transition metal complexes of the hexaaza macrocycles has been studied, and binding constants , binding site sizes and diffusion coefficients was also calculated from the relation of ip - [ NP] with least-square method.
电分析方法是研究金属配合物与DNA作用非常有效的方法,本文研究了六氮杂环状过渡金属配合物与DNA的作用,推导了峰电流(ipc)与代表DNA浓度的核苷酸磷酸浓度[NP]的关系式,并利用最小二乘法对实验数据进行非线性拟合,以此估计金属配合物与DNA作用的参数:金属配合物与DNA结合的稳定常数K,键合位点数s,与DNA结合和未结合的金属离子的扩散系数Db和Df,为进一步研究金属配合物与DNA作用提供了有用信息。
6) least square method
最小二乘法
1.
Application of Maple to evaluate kinetic parameters with the least square method used;
在Maple平台上应用最小二乘法估算动力学参数
2.
Comparison of evaluating precision of straightness error between least square method and least envelope zone method;
评定直线度误差的最小二乘法与最小包容区域法精度之比较
3.
Fuzzy control of the leveling control system based on the least square method;
最小二乘法辨识的匀整控制系统的模糊控制
补充资料:非线性最小二乘拟合
分子式:
CAS号:
性质:用最小二乘法拟合非线性方程。有些变量之间的非线性模型,通过变量变换可以化为线性模型,此称为外在线性。而有些变量之间的非线性模型,通过变量变换不能化为线性模型,通称为内在非线性。对于非线性模型y=f(ξ,θ)+ε,其残差平方和。S(θ)是θ的函数,当模型关于θ是非线性的,正规方程关于θ也是非线性的。基于使残差平方和s(θ)达到极小的原理求出θ的估计值,拟合非线性回归方程。
CAS号:
性质:用最小二乘法拟合非线性方程。有些变量之间的非线性模型,通过变量变换可以化为线性模型,此称为外在线性。而有些变量之间的非线性模型,通过变量变换不能化为线性模型,通称为内在非线性。对于非线性模型y=f(ξ,θ)+ε,其残差平方和。S(θ)是θ的函数,当模型关于θ是非线性的,正规方程关于θ也是非线性的。基于使残差平方和s(θ)达到极小的原理求出θ的估计值,拟合非线性回归方程。
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参考词条