Implementation of nonlinear least square with global convergence in Forstat
全局收敛的非线性最小二乘在Forstat中的实现
The Gauss-Newton method is applied to solve the nonlinear least square equations and a simple and applicable iterative formula is deduced, which is locally convergent and pergent sometimes.
介绍了采用非线性最小二乘方法回归乙烯深度氧化反应动力学方程。
Through transferring solution procedure,the problem was inverted into nonlinear least square optimization process with constraint conditions in two stages using function lambertw and function lsqnonlin.
对生态学领域的高精度参数确定问题提出了一种解决方案,结合实例,利用肖维奈特准则进行回归分析筛选数据,利用MATLAB工具中vpa和dlmwrite函数来保证数据传递的精度,并变换求解格式利用lambertw函数和lsqnonlin函数将问题转化为带约束条件的非线性最小二乘两级优化过程加以解决。
Algorithm of nonlinear least squares adjustment of any plane networks with coordinates computed automatically;
任意平面网坐标自动解算的非线性最小二乘平差算法
A new newton iterative algorithm for solving nonlinear least squares problem;
一种新的求解非线性最小二乘问题的牛顿迭代算法
Unified model and ill-posed property of numerical iterative formula for solving nonlinear least squares problem;
非线性最小二乘问题数值迭代法的统一模型及其不适定性
For fixed targets and moving constant velocity targets, deterministic parameters calculation and linear least square algorithms are applied to set up mathematic model and to do some algorithm simulations.
对固定目标和匀速直线运动目标,分别应用确定性计算和线性最小二乘法进行数学建模及其仿真。
This paper analyses the systemetic error of calculating formula of extremum detection depth method of undergound metal pipe detector,fites for experimental data by means of linear least square method and obtains the modifying factor of the formula.
本文首先分析了沿用已久的电磁式地下金属管线探测仪极值测深法计算公式存在的系统误差，然后采用线性最小二乘法对实测数据进行拟合，从而给出符合实际的修正因
On the basis of the homotopy arithmetic, this paper puts forward a uniform model of nonlinear least square (LS) adjustment, which can be used not only for the nonlinear LS adjustment of the rank defect problems, but also for that of the rank full problems.
基于非线性同伦思想 ,提出了非线性同伦最小二乘平差统一模型 ,该方法既可适用于满秩网非线性最小二乘平差 ,也可适用于秩亏网非线性最小二乘平差。
Solving Linear & Nonlinear Least Squares Problems
解线性与非线性最小二乘问题
Genetic Algorithms Research Based on Nonlinear Least Squares Estimation;
非线性最小二乘估计的遗传算法研究
A Least Square Nonlinear Estimation of Cumulative Reserves Model
累计储量模型的非线性最小二乘估计
Multi-scale Nonlinear Least Squares Identification in Frame Structure
框架结构多尺度非线性最小二乘识别
Nonlinear Least Squares Surveying and Mapping Adjustment by Parameters and Spatial Data Error Analying;
非线性最小二乘测量平差与空间数据误差分析
Application of Genetic Simulated Annealing Algorithm in Nonlinear Least Square;
遗传模拟退火算法在非线性最小二乘中的应用
A regularization homotopy iterative method for solving nonlinear least square problem
非线性最小二乘问题的一种正则同伦迭代解法
A New Method of Non-linear Least Square Estimation of Rheological Parameter for Drilling Fluid
钻井液流变参数的非线性最小二乘估计算法
The Calculation of AOF of Gas Well Based on Non-linear Least Squares Method
基于非线性最小二乘法的气井无阻流量计算
Implementation of nonlinear least square with global convergence in Forstat
全局收敛的非线性最小二乘在Forstat中的实现
Nonlinear Least Squares Adjustment Based on Improved Homotopy Algorithm
基于改进同伦算法的非线性最小二乘平差
Numerical Methods for System of Singular Nonlinear Equations and Nonlinear Least Square Problems;
奇异非线性方程组及非线性最小二乘问题的求解
Dynamic Monitoring and Simulate Prediction on LUCC Based on None-Liner Least-Sequare Method;
基于非线性最小二乘法的LUCC动态监测与模拟预测
Adaptive Trust Region Algorithms for Unconstrained Optimization and Nonlinear Least Squares Problems;
解无约束优化及非线性最小二乘问题的自适应信赖域算法
A Class of New Factorized Quasi-Newton Methods for Nonlinear Least Squares Problems;
基于新分解拟牛顿方程的一类求解非线性最小二乘问题的算法
Analyzing the Relationship between the Proper Price of Purchasing Power and the Rate of Exchange with Fitting Functions by the Nonlinear Least Square Method;
用非线性最小二乘法拟合函数分析购买力平价与汇率之间的关系
Consistency of the Least Squares Estimator in Nonlinear Regression Model;
非线性回归模型中最小二乘估计量的相合性
Study on the Method of Nonlinear Partial Least Squares and Its Applications
非线性部分最小二乘方法的研究与应用