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DCC
2006
IEEE
14 years 8 months ago
LDPC codes generated by conics in the classical projective plane
We construct various classes of low-density parity-check codes using point-line incidence structures in the classical projective plane PG(2, q). Each incidence structure is based ...
Sean V. Droms, Keith E. Mellinger, Chris Meyer
CC
2004
Springer
134views System Software» more  CC 2004»
14 years 15 days ago
Widening Integer Arithmetic
Abstract. Some codes require computations to use fewer bits of precision than are normal for the target machine. For example, Java requires 32-bit arithmetic even on a 64-bit targe...
Kevin Redwine, Norman Ramsey
SYNTHESE
2008
88views more  SYNTHESE 2008»
13 years 8 months ago
The pathology of validity
Abstract Stephen Read has presented an argument for the inconsistency of the concept of validity. We extend Read's results and show that this inconsistency is but one half of ...
James A. Woodbridge, Bradley Armour-Garb
CADE
2001
Springer
14 years 9 months ago
A Top-Down Procedure for Disjunctive Well-Founded Semantics
Abstract. Skepticism is one of the most important semantic intuitions in artificial intelligence. The semantics formalizing skeptical reasoning in (disjunctive) logic programming i...
Kewen Wang
FORMATS
2007
Springer
14 years 2 months ago
On the Expressiveness of MTL Variants over Dense Time
The basic modal operator bounded until of Metric Temporal Logic (MTL) comes in several variants. In particular it can be strict (when it does not constrain the current instant) or...
Carlo A. Furia, Matteo Rossi