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CORR
2010
Springer
100views Education» more  CORR 2010»
14 years 5 months ago
Discovering Knowledge from Multi-modal Lecture Recordings
Educational media mining is the process of converting raw media data from educational systems to useful information that can be used to design learning systems, answer research qu...
Kannan Rajkumar, Christian Guetl
DLOG
2008
15 years 12 days ago
Taming the Infinite Chase: Query Answering under Expressive Relational Constraints
Answering queries posed over knowledge bases is a central problem in knowledge representation and database theory. In databases, query containment is one of the important query op...
Andrea Calì, Georg Gottlob, Michael Kifer
SIGMOD
2010
ACM
209views Database» more  SIGMOD 2010»
15 years 2 months ago
ProgXe: progressive result generation framework for multi-criteria decision support queries
We demonstrate ProgXe, a practical approach to support MultiCriteria Decision Support (MCDS) applications that need to report results as they are being generated to enable the use...
Venkatesh Raghavan, Elke A. Rundensteiner
DATESO
2009
101views Database» more  DATESO 2009»
14 years 7 months ago
Using Top Trees For Easy Programming of Tree Algorithms
Top trees are a dynamic self-adjusting data structure that can be used by any tree algorithm. Actually, an arbitrary number of different tree algorithms can use a single structure....
Michal Vajbar
KR
2010
Springer
15 years 2 months ago
Status QIO: Conjunctive Query Entailment Is Decidable
Description Logics (DLs) are knowledge representation formalisms that provide, for example, the logical underpinning of the W3C OWL standards. Conjunctive queries (CQs), the stand...
Birte Glimm, Sebastian Rudolph