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VLDB
1995
ACM
132views Database» more  VLDB 1995»
14 years 1 months ago
Coloring Away Communication in Parallel Query Optimization
We address the problem of finding parallel plans for SQL queries using the two-phase approach of join ordering and query rewrite (JOQR) followed by parallelization. We focus on t...
Waqar Hasan, Rajeev Motwani
KI
2008
Springer
13 years 10 months ago
Analysis and Evaluation of Inductive Programming Systems in a Higher-Order Framework
Abstract. In this paper we present a comparison of several inductive programming (IP) systems. IP addresses the problem of learning (recursive) programs from incomplete specificati...
Martin Hofmann 0008, Emanuel Kitzelmann, Ute Schmi...
JSC
2010
135views more  JSC 2010»
13 years 8 months ago
Deciding inseparability and conservative extensions in the description logic EL
We study the problem of deciding whether two ontologies are inseparable w.r.t. a signature Σ, i.e., whether they have the same consequences in the signature Σ. A special case is...
Carsten Lutz, Frank Wolter
EKNOW
2010
13 years 4 months ago
Workshop-Based Risk Assessment for the Definition of Secure Business Processes
Nowadays, industry and governments are faced with an increasing number of varying threats concerning the security of their valuable business processes. Due to the vast damage pote...
Thomas Neubauer, Markus Pehn
SYNASC
2006
IEEE
64views Algorithms» more  SYNASC 2006»
14 years 4 months ago
Scheme-Based Systematic Exploration of Natural Numbers
In this paper, we report a case study of computer supported exploration of the theory of natural numbers, using a theory exploration model based on knowledge schemes, proposed by ...
Madalina Hodorog, Adrian Craciun