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» Probe Matrix Problems: Totally Balanced Matrices
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COLOGNETWENTE
2008
13 years 8 months ago
Constrained Decompositions of Integer Matrices and their Applications to Intensity Modulated Radiation Therapy
We consider combinatorial optimization problems arising in radiation therapy. Given a matrix I with non-negative integer entries, we seek for a decomposition of I as a weighted su...
Céline Engelbeen, Samuel Fiorini
ICDM
2009
IEEE
129views Data Mining» more  ICDM 2009»
14 years 2 months ago
Extended Boolean Matrix Decomposition
—With the vast increase in collection and storage of data, the problem of data summarization is most critical for effective data management. Since much of this data is categorica...
Haibing Lu, Jaideep Vaidya, Vijayalakshmi Atluri, ...
FGCS
2008
127views more  FGCS 2008»
13 years 7 months ago
Monte Carlo methods for matrix computations on the grid
Many scientific and engineering applications involve inverting large matrices or solving systems of linear algebraic equations. Solving these problems with proven algorithms for d...
Simon Branford, Cihan Sahin, Ashish Thandavan, Chr...
EUSFLAT
2007
129views Fuzzy Logic» more  EUSFLAT 2007»
13 years 8 months ago
Dealing with Incompleteness of Preferences in Group Decision Making Problems
While considering processes of decision making we often encounter the problem of incomplete information. In group decision making (GDM) problems each decision maker is supposed to...
Anna Pankowska
ICPPW
2002
IEEE
14 years 10 days ago
Parallel Cholesky Factorization of a Block Tridiagonal Matrix
In this paper we discuss the parallel implementation of the Cholesky factorization of a positive definite symmetric matrix when that matrix is block tridiagonal. While parallel im...
Thuan D. Cao, John F. Hall, Robert A. van de Geijn