method of two stage least squares ==> 两段最小平方法 method of unconstrained optimization ==> 非约束最佳法 method of undetermined coefficients ==> 待定系数法 ..
双语例句
1
The idea of conjugate gradient path in unconstrainedoptimization irradiates us to use this method for solving the linear equality optimization subject to bounds on variables.
无约束优化问题的共轭梯度路径构造的思想启迪我们用其来解带线性等式约束和有界变量约束的优化问题。
2
Pr conjugate gradient method is one of the efficient methods for solving large scale unconstrainedoptimization problems, however, its global convergence has not been solved for a long time.