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DAC
2000
ACM
14 years 10 months ago
The use of carry-save representation in joint module selection and retiming
Joint module selection and retiming is a powerful technique to optimize the implementation cost and the speed of a circuit specified using a synchronous data-flow graph (DFG). In ...
Zhan Yu, Kei-Yong Khoo, Alan N. Willson Jr.
IPL
2010
71views more  IPL 2010»
13 years 7 months ago
New common ancestor problems in trees and directed acyclic graphs
We derive a new generalization of lowest common ancestors (LCAs) in dags, called the lowest single common ancestor (LSCA). We show how to preprocess a static dag in linear time su...
Johannes Fischer, Daniel H. Huson
WADS
2001
Springer
124views Algorithms» more  WADS 2001»
14 years 1 months ago
Deciding Clique-Width for Graphs of Bounded Tree-Width
We show that there exists a linear time algorithm for deciding whether a graph of bounded tree-width has clique-width k for some fixed integer k. Communicated by Giuseppe Liotta ...
Wolfgang Espelage, Frank Gurski, Egon Wanke
WWW
2008
ACM
14 years 9 months ago
Structured objects in owl: representation and reasoning
Applications of semantic technologies often require the representation of and reasoning with structured objects--that is, objects composed of parts connected in complex ways. Alth...
Boris Motik, Bernardo Cuenca Grau, Ulrike Sattler
COLING
1990
13 years 10 months ago
Solving Ambiguities In The Semantic Representation Of Texts
One of the issues of Artificial Intelligence is the transfer of the knowledge conveyed by Natural Language into formalisms that a computer can interpret. In the Natural Language P...
Marie-Claude Landau