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ACSC
2001
IEEE
15 years 5 months ago
Efficiency of Data Structures for Detecting Overlaps in Digital Documents
This paper analyses the efficiency of different data structures for detecting overlap in digital documents. Most existing approaches use some hash function to reduce the space req...
Krisztián Monostori, Arkady B. Zaslavsky, H...
SODA
2003
ACM
133views Algorithms» more  SODA 2003»
15 years 3 months ago
Integrality ratio for group Steiner trees and directed steiner trees
The natural relaxation for the Group Steiner Tree problem, as well as for its generalization, the Directed Steiner Tree problem, is a flow-based linear programming relaxation. We...
Eran Halperin, Guy Kortsarz, Robert Krauthgamer, A...
CORR
2010
Springer
74views Education» more  CORR 2010»
15 years 2 months ago
Data Partitioning for Parallel Entity Matching
Entity matching is an important and difficult step for integrating web data. To reduce the typically high execution time for matching we investigate how we can perform entity matc...
Toralf Kirsten, Lars Kolb, Michael Hartung, Anika ...
AUTONOMICS
2008
ACM
15 years 3 months ago
Building multicast trees in ad-hoc networks
Multicast trees are used in a variety of applications, such as publish/subscribe systems or content distribution networks. Existing algorithms for ad-hoc networks typically produc...
Raphaël Kummer, Peter G. Kropf, Pascal Felber
IANDC
1998
70views more  IANDC 1998»
15 years 1 months ago
The Generating Power of Total Deterministic Tree Transducers
ed tree transducers are abstract models used to study properties bute grammars. One abstraction which occurs when modeling attribute grammars by attributed tree transducers is that...
Sebastian Maneth