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JUCS
2010
152views more  JUCS 2010»
14 years 4 months ago
Compositional Semantics of Dataflow Networks with Query-Driven Communication of Exact Values
: We develop and study the concept of dataflow process networks as used for example by Kahn to suit exact computation over data types related to real numbers, such as continuous fu...
Michal Konecný, Amin Farjudian
SEMCO
2007
IEEE
15 years 4 months ago
Corpus-based Pattern Induction for a Knowledge-based Question Answering Approach
In this paper, we present an approach which, given a knowledge base and an appropriate text corpus, automatically induces patterns which can be used to query the knowledge base. W...
Philipp Cimiano, Michael Erdmann, Günter Ladw...
ICLP
2010
Springer
15 years 1 months ago
Tabling and Answer Subsumption for Reasoning on Logic Programs with Annotated Disjunctions
Probabilistic Logic Programming is an active field of research, with many proposals for languages, semantics and reasoning algorithms. One such proposal, Logic Programming with A...
Fabrizio Riguzzi, Terrance Swift
EDBT
2009
ACM
174views Database» more  EDBT 2009»
15 years 4 months ago
Continuous probabilistic nearest-neighbor queries for uncertain trajectories
This work addresses the problem of processing continuous nearest neighbor (NN ) queries for moving objects trajectories when the exact position of a given object at a particular t...
Goce Trajcevski, Roberto Tamassia, Hui Ding, Peter...
ICDE
2010
IEEE
189views Database» more  ICDE 2010»
14 years 10 months ago
Caching all plans with just one optimizer call
Abstract— Modern database management systems (DBMS) answer a multitude of complex queries on increasingly larger datasets. Given the complexities of the queries and the numerous ...
Debabrata Dash, Ioannis Alagiannis, Cristina Maier...