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PVLDB
2008
128views more  PVLDB 2008»
14 years 9 months ago
Hexastore: sextuple indexing for semantic web data management
Despite the intense interest towards realizing the Semantic Web vision, most existing RDF data management schemes are constrained in terms of efficiency and scalability. Still, th...
Cathrin Weiss, Panagiotis Karras, Abraham Bernstei...
PVLDB
2008
167views more  PVLDB 2008»
14 years 9 months ago
Managing and querying transaction-time databases under schema evolution
The old problem of managing the history of database information is now made more urgent and complex by fast spreading web information systems, such as Wikipedia. Our PRIMA system ...
Hyun Jin Moon, Carlo Curino, Alin Deutsch, Chien-Y...
SCHEDULING
2008
89views more  SCHEDULING 2008»
14 years 9 months ago
On-line decision support for take-off runway scheduling with uncertain taxi times at London Heathrow airport
: This paper addresses the challenge of building an automated decision support methodology to tackle the complex problem faced every day by runway controllers at London Heathrow Ai...
Jason A. D. Atkin, Edmund K. Burke, John S. Greenw...
SCP
2010
155views more  SCP 2010»
14 years 8 months ago
Type inference and strong static type checking for Promela
The SPIN model checker and its specification language Promela have been used extensively in industry and academia to check logical properties of distributed algorithms and protoc...
Alastair F. Donaldson, Simon J. Gay
SIAMJO
2010
83views more  SIAMJO 2010»
14 years 8 months ago
The Lifted Newton Method and Its Application in Optimization
Abstract. We present a new “lifting” approach for the solution of nonlinear optimization problems (NLPs) that have objective and constraint functions with intermediate variable...
Jan Albersmeyer, Moritz Diehl