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AAAI
2010
13 years 5 months ago
A Lower Bound on the Size of Decomposable Negation Normal Form
We consider in this paper the size of a Decomposable Negation Normal Form (DNNF) that respects a given vtree (known as structured DNNF). This representation of propositional knowl...
Thammanit Pipatsrisawat, Adnan Darwiche
IWDW
2005
Springer
14 years 1 months ago
Performance Lower Bounds for Existing and New Uncoded Digital Watermarking Modulation Techniques
Abstract. Many coded digital watermarking systems development requires first the selection of a (uncoded) modulation technique to be part of a coded architecture. Therefore, perfo...
Marcos de Castro Pacitti, Weiler Alves Finamore
CORR
2008
Springer
65views Education» more  CORR 2008»
13 years 7 months ago
A Lower Bound on the Bayesian MSE Based on the Optimal Bias Function
A lower bound on the minimum mean-squared error (MSE) in a Bayesian estimation problem is proposed in this paper. This bound utilizes a well-known connection to the deterministic e...
Zvika Ben-Haim, Yonina C. Eldar
MOC
2000
69views more  MOC 2000»
13 years 7 months ago
Lower bounds for nonoverlapping domain decomposition preconditioners in two dimensions
Lower bounds for the condition numbers of the preconditioned systems are obtained for the Bramble-Pasciak-Schatz substructuring preconditioner and the Neumann-Neumann preconditione...
Susanne C. Brenner, Li-Yeng Sung
FOCS
2008
IEEE
14 years 2 months ago
A Geometric Approach to Lower Bounds for Approximate Near-Neighbor Search and Partial Match
This work investigates a geometric approach to proving cell probe lower bounds for data structure problems. We consider the approximate nearest neighbor search problem on the Bool...
Rina Panigrahy, Kunal Talwar, Udi Wieder