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APPML
2007
106views more  APPML 2007»
13 years 11 months ago
Tikhonov regularization for weighted total least squares problems
In this paper, we study and analyze the regularized weighted total least squares (RWTLS) formulation. Our regularization of the weighted total least squares problem is based on th...
Yimin Wei, Naimin Zhang, Michael K. Ng, Wei Xu
SIAMMAX
2010
116views more  SIAMMAX 2010»
13 years 5 months ago
Structured Total Maximum Likelihood: An Alternative to Structured Total Least Squares
Abstract. Linear inverse problems with uncertain measurement matrices appear in many different applications. One of the standard techniques for solving such problems is the total l...
Amir Beck, Yonina C. Eldar
CSDA
2007
96views more  CSDA 2007»
13 years 11 months ago
On a quadratic eigenproblem occurring in regularized total least squares
In a recent paper Sima, Van Huffel and Golub [Regularized total least squares based on quadratic eigenvalue problem solvers. BIT Numerical Mathematics 44, 793 - 812 (2004)] sugges...
J. Lampe, H. Voss
LSSC
2005
Springer
14 years 4 months ago
On Weighted Structured Total Least Squares
In this contribution we extend our previous results on the structured total least squares problem to the case of weighted cost functions. It is shown that the computational complex...
Ivan Markovsky, Sabine Van Huffel
ISNN
2007
Springer
14 years 5 months ago
Regularized Alternating Least Squares Algorithms for Non-negative Matrix/Tensor Factorization
Nonnegative Matrix and Tensor Factorization (NMF/NTF) and Sparse Component Analysis (SCA) have already found many potential applications, especially in multi-way Blind Source Separ...
Andrzej Cichocki, Rafal Zdunek