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DBPL
1995
Springer
106views Database» more  DBPL 1995»
13 years 11 months ago
On Impossibility of Decremental Recomputation of Recursive Queries in Relational Calculus and SQL
We study the problem of maintaining recursively-de ned views, such as the transitive closure of a relation, in traditional relational languages that do not have recursion mechanis...
Guozhu Dong, Leonid Libkin, Limsoon Wong
COSIT
2009
Springer
130views GIS» more  COSIT 2009»
14 years 2 months ago
Comparing Relations with a Multi-holed Region
Relation models have treated multi-holed regions relations either the same as hole-free regions relations, loosing this way the peculiarities of the holed topology, or with methods...
Maria Vasardani, Max J. Egenhofer
AAAI
2006
13 years 9 months ago
Mining Comparative Sentences and Relations
This paper studies a text mining problem, comparative sentence mining. A comparative sentence expresses an ordering relation between two sets of entities with respect to some comm...
Nitin Jindal, Bing Liu
QEST
2005
IEEE
14 years 1 months ago
Comparative Analysis of Bisimulation Relations on Alternating and Non-Alternating Probabilistic Models
We consider bisimulation and weak bisimulation relations in the context of the Labeled Markov Chains of Hansson and Jonsson, the Concurrent Labeled Markov Chains of Philippou, Lee...
Roberto Segala, Andrea Turrini
ICONIP
2009
13 years 5 months ago
Comparing a Cognitive and a Neural Model for Relative Trust Dynamics
Trust dynamics can be modelled in relation to experiences. Both cognitive and neural models for trust dynamics in relation to experiences are available, but were not yet related or...
S. Waqar Jaffry, Jan Treur