Sciweavers

2412 search results - page 144 / 483
» Which Problems Have Strongly Exponential Complexity
Sort
View
CORR
2007
Springer
104views Education» more  CORR 2007»
15 years 3 months ago
Sorting and Selection in Posets
Classical problems of sorting and searching assume an underlying linear ordering of the objects being compared. In this paper, we study a more general setting, in which some pairs...
Constantinos Daskalakis, Richard M. Karp, Elchanan...
ICRA
2005
IEEE
134views Robotics» more  ICRA 2005»
15 years 9 months ago
Reachability Analysis of Sampling Based Planners
— The last decade, sampling based planners like the Probabilistic Roadmap Method have proved to be successful in solving complex motion planning problems. We give a reachability ...
Roland Geraerts, Mark H. Overmars
CP
2007
Springer
15 years 9 months ago
Structural Relaxations by Variable Renaming and Their Compilation for Solving MinCostSAT
Searching for optimal solutions to a problem using lower bounds obtained from a relaxation is a common idea in Heuristic Search and Planning. In SAT and CSPs, however, explicit rel...
Miquel Ramírez, Hector Geffner
COCO
2007
Springer
91views Algorithms» more  COCO 2007»
15 years 9 months ago
Lower Bounds for Multi-Player Pointer Jumping
We consider the k-layer pointer jumping problem in the one-way multi-party number-on-the-forehead communication model. Sufficiently strong lower bounds for the problem would have...
Amit Chakrabarti
ICDE
2007
IEEE
145views Database» more  ICDE 2007»
16 years 4 months ago
Rewriting Regular XPath Queries on XML Views
We study the problem of answering queries posed on virtual views of XML documents, a problem commonly encountered when enforcing XML access control and integrating data. We approa...
Wenfei Fan, Floris Geerts, Xibei Jia, Anastasios K...