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SIAMSC
2008
113views more  SIAMSC 2008»
14 years 10 months ago
Statistical Condition Estimation for the Roots of Polynomials
This paper presents fast and reliable condition estimates for the roots of a real polynomial based on the method of statistical condition estimation (SCE) by Kenney and Laub. Using...
A. J. Laub, J. Xia
73
Voted
AMC
2004
76views more  AMC 2004»
14 years 10 months ago
Displacement structure of weighted pseudoinverses
Estimates for the rank of A MN V - UA MN and more general displacement of A MN are presented,where A MN is the weighted pseudoinverse of a matrix A.The results are applied to the ...
Jianfeng Cai, Yimin Wei
121
Voted
ATAL
2007
Springer
15 years 2 months ago
On discovery and learning of models with predictive representations of state for agents with continuous actions and observations
Models of agent-environment interaction that use predictive state representations (PSRs) have mainly focused on the case of discrete observations and actions. The theory of discre...
David Wingate, Satinder P. Singh
90
Voted
CVPR
2010
IEEE
14 years 11 months ago
GPCA with denoising: A moments-based convex approach
This paper addresses the problem of segmenting a combination of linear subspaces and quadratic surfaces from sample data points corrupted by (not necessarily small) noise. Our mai...
Necmiye Ozay, Mario Sznaier, Constantino M. Lagoa,...
85
Voted
SIAMREV
2010
90views more  SIAMREV 2010»
14 years 5 months ago
On the Block Triangular Form of Symmetric Matrices
We present some observations on the block triangular form (btf) of structurally symmetric, square, sparse matrices. If the matrix is structurally rank deficient, its canonical btf ...
Iain S. Duff, Bora Uçar