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DAWAK
2005
Springer
15 years 8 months ago
A Tree Comparison Approach to Detect Changes in Data Warehouse Structures
Abstract. We present a technique for discovering and representing changes between versions of data warehouse structures. We select a tree comparison algorithm, adapt it for the par...
Johann Eder, Christian Koncilia, Karl Wiggisser
ER
2008
Springer
102views Database» more  ER 2008»
15 years 4 months ago
Retrieving Documents with Geographic References Using a Spatial Index Structure Based on Ontologies
Abstract. Both Geographic Information Systems and Information Retrieval have been very active research fields in the last decades. Lately, a new research field called Geographic In...
Miguel Rodríguez Luaces, Ángeles S. ...
COLING
1992
15 years 3 months ago
Disjunctive Feature Structures As Hypergraphs
Abstract -- In this paper, we present a new mathematical framework in which disjunctive feature structures are defined as directed acyclic hypergraphs. Disjunction is defined in th...
Jean Véronis
AIEDAM
2008
106views more  AIEDAM 2008»
15 years 2 months ago
Analogical recognition of shape and structure in design drawings
We describe a method for constructing a structural model of an unlabeled target two-dimensional line drawing by analogy to a known source model of a drawing with similar structure...
Patrick W. Yaner, Ashok K. Goel
ALGORITHMICA
2005
76views more  ALGORITHMICA 2005»
15 years 2 months ago
Characterizing History Independent Data Structures
We consider history independent data structures as proposed for study by Naor and Teague [3]. In a history independent data structure, nothing can be learned from the memory repre...
Jason D. Hartline, Edwin S. Hong, Alexander E. Moh...