Abstract
Dempster's covariance selection method is extended first to general nonsingular matrices and then to full rank rectangular matrices. Dempster observed that his completion solved a maximum entropy problem. We show that our generalized completions are also solutions of a suitable entropy-like variational problem.
Original language | English (US) |
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Article number | 5773044 |
Pages (from-to) | 3925-3931 |
Number of pages | 7 |
Journal | IEEE Transactions on Information Theory |
Volume | 57 |
Issue number | 6 |
DOIs | |
State | Published - Jun 2011 |
Keywords
- Covariance selection
- matrix completion
- maximum entropy problem
- parsimony principle
- variational problem
ASJC Scopus subject areas
- Information Systems
- Computer Science Applications
- Library and Information Sciences