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On the tractability and intractability of consistent conjunctive query answering

[PDF] from edbt.orgE Pema, PG Kolaitis… - Proceedings of the 2011 Joint EDBT/ …, 2011 - portal.acm.org
ABSTRACT The consistent query answering framework has received con- siderable attention
since it was first introduced as an alterna- tive to coping with inconsistent databases. The framework
was defined based on two notions: repairs and consistent query answers. Informally, a ...
Related articles - All 2 versions

Parallel evaluation of conjunctive queries

P Koutris… - Proceedings of the 30th symposium on …, 2011 - portal.acm.org
The availability of large data centers with tens of thousands of servers has led to the popular
adoption of massive parallelism for data analysis on large datasets. Several query languages
exist for running queries on massively parallel architectures, some based on the ...
Cited by 2 - Related articles

Conjunctive Continuous Performance Task (CCPT)-A pure measure of sustained attention.

L Shalev, A Ben-Simon, C Mevorach… - …, 2011 - ncbi.nlm.nih.gov
Among the large variety of attentional tasks that have been used to study sustained
attention, the Continuous Performance Task (CPT) is perhaps the most widely used. Despite
substantial differences in task characteristics and demands, all CPT paradigms have ...

Query languages for data exchange: Beyond unions of conjunctive queries

[PDF] from ed.ac.ukM Arenas, P Barceló… - Theory of Computing Systems, 2011 - Springer
Abstract The class of unions of conjunctive queries (UCQ) has been shown to be particularly
well-behaved for data exchange; its certain answers can be computed in polynomial time (in
terms of data complexity). However, this is not the only class with this property; the certain ...
Cited by 11 - Related articles - All 14 versions

Are Similar Sex Offenders Treated Similarly? A Conjunctive Analysis of Disparities in Community Notification Decisions

D Koetzle Shaffer… - Journal of Research in Crime and …, 2011 - jrc.sagepub.com
Abstract Using a sample of sex offenders in the state of Washington, the current study examines
the nature and magnitude of disparities in notification deci- sions among distinct groups of sex
offenders. The method of conjunctive analysis is used to describe the extent to which ...
Related articles - All 2 versions

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