3) equality constrained indefinite least squares problem
等式约束不定最小二乘问题
4) quadratic programming problem with box constrains
框式约束最小二乘问题
1.
For nonlinear l1 problembased on the conditions for optimality of the nonlinear l1 problem in [1], we first discuss the descent direction of the objective function F(x) in theory , further more , we study the relation between the optimal solution of nonlinear l1 problem and the optimal solution of some kind of quadratic programming problem with box constrains.
在文[1]所给的最优性条件的基础上，对非线性l_1问题从理论上研究了F(x)的下降方向、最优解与某种框式约束最小二乘问题的最优解之间的关系，进而构造了一个非线性l_1问题的下降算法，并证明了该算法的收敛性。
5) constrained least square
约束最小二乘
1.
Digital Image Restoration Based on Constrained Least Square;
基于约束最小二乘数字图像恢复
6) constrained least squares
约束最小二乘
1.
Adaptive constrained least squares image restoration using generalized cross-validation;
基于广义交叉检验的自适应约束最小二乘图像恢复
2.
Traffic signals are further employed to estimate the channel vector based on the constrained least squares criterion.
针对移动通信中目标方位变化比信道衰落变化慢的特点,首先利用子空间分解法估计出目标信号的导向矢量,并用估计出的导向矢量构造一个约束条件,然后用业务信号在约束最小二乘准则下估计信道矢量,本文用带投影的迭代最小二乘(ILSP)算法求解约束最小二乘问题,导频用于ILSP)算法的初始化,通过ILSP算法的迭代过程,可以逐步提高信道矢量估计和符号检测的精度。
3.
The degradation model and the image restoration are introduced by the constrained least square methods including the parametric Wiener filter and the smoothing constrained least squares filter.
介绍了图像退化模型和约束最小二乘方法 (包括参变维纳滤波方法和平滑约束最小平方滤波方法 )。
补充资料：Harnack不等式(对偶Harnack不等式)
Harnack不等式(对偶Harnack不等式)
quality (dual Hatnack inequality) Harnack in-
【补注】一直到G的边界的H助nack不等式，见【AZI.l翻..‘不等式(对停H山丸朗k不等不)[ Har.改沁-勺函勺(d切红Hat’I犯‘k如为uaJ卿);rap.姗二p魄HcT助(月加湘oe)] 给出正调和函数的两个值之比u(x)/“(y)的上界和下界估计的一个不等式，由A.Hai，剐火(汇IJ)得到.令u)0是n维E议当d空间的区域G中的一个调和函数;令E。(y)是中心在点y处半径为;的球{x:}x一y!<;}.若闭包万了刃.CG，则对于所有的、“凡(，)，o
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条