摘要
There are a number of articles discussing perturbation of the total least squares (TLS) and the least squares (LS) problems. In this paper we propose a new orthogonal projection method to improve existing perturbation bounds of the TLS and LS problems.
There are a number of articles discussing perturbation of the total least squares (TLS) and the least squares (LS) problems. In this paper we propose a new orthogonal projection method to improve existing perturbation bounds of the TLS and LS problems.
出处
《计算数学》
CSCD
北大核心
1998年第3期267-278,共12页
Mathematica Numerica Sinica
基金
国家自然科学基金
关键词
最小二乘
总体最小二乘
直交投影
扰动
精度
least squares, total least squares, orthogonal projection,perturbation, accuracy
