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ISAAC
2010
Springer
308views Algorithms» more  ISAAC 2010»
14 years 11 months ago
Levelwise Mesh Sparsification for Shortest Path Queries
Shortest path query is a problem to answer the shortest path from the origin to the destination in short time. The network is fixed, and the goal of the study is to develop efficie...
Yuichiro Miyamoto, Takeaki Uno, Mikio Kubo
ICDE
2006
IEEE
126views Database» more  ICDE 2006»
16 years 3 months ago
Enabling Query Processing on Spatial Networks
A system that enables real time query processing on large spatial networks is demonstrated. The system provides functionality for processing a wide range of spatial queries such a...
Jagan Sankaranarayanan, Houman Alborzi, Hanan Same...
OTM
2009
Springer
15 years 8 months ago
Towards a Common Platform to Support Business Processes, Services and Semantics
The search for the Holy Grail in achieving interoperability of business processes, services and semantics continues with every new type or search for the Silver Bullet. Most approa...
Baba Piprani
SARA
2007
Springer
15 years 8 months ago
Computing and Using Lower and Upper Bounds for Action Elimination in MDP Planning
Abstract. We describe a way to improve the performance of MDP planners by modifying them to use lower and upper bounds to eliminate non-optimal actions during their search. First, ...
Ugur Kuter, Jiaqiao Hu
WEA
2007
Springer
117views Algorithms» more  WEA 2007»
15 years 8 months ago
Better Landmarks Within Reach
We study the real algorithm for the point-to-point shortest path problem. It combines A∗ search search, landmark-based lower bounds, and reach-based pruning. We suggest several ...
Andrew V. Goldberg, Haim Kaplan, Renato Fonseca F....