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AGP
1994
IEEE
15 years 10 months ago
What the Event Calculus actually does, and how to do it efficiently
Kowalski and Sergot's Event Calculus (EC) is a formalism for reasoning about time and change in a logic programming framework. From a description of events which occur in the...
Iliano Cervesato, Luca Chittaro, Angelo Montanari
ER
1994
Springer
121views Database» more  ER 1994»
15 years 10 months ago
An Executable Meta Model for Re-Engineering of Database Schemas
A logical database schema, e.g. a relational one, is an implementation of a speci cation, e.g. an entity-relationship diagram. Upcoming new data models and the necessity of seamle...
Manfred A. Jeusfeld, Uwe A. Johnen
DFT
2004
IEEE
118views VLSI» more  DFT 2004»
15 years 10 months ago
Defect Characterization for Scaling of QCA Devices
Quantum dot Cellular Automata (QCA) is amongst promising new computing scheme in the nano-scale regimes. As an emerging technology, QCA relies on radically different operations in...
Jing Huang, Mariam Momenzadeh, Mehdi Baradaran Tah...
LICS
1991
IEEE
15 years 10 months ago
Defaults and Revision in Structured Theories
Starting from a logic which speci es how to make deductions from a set of sentences (a ` at theory'), a way to generalise this toa partiallyordered bag ofsentences (a `struct...
Mark Ryan
ESWS
2008
Springer
15 years 8 months ago
Streaming SPARQL - Extending SPARQL to Process Data Streams
A lot of work has been done in the area of data stream processing. Most of the previous approaches regard only relational or XML based streams but do not cover semantically richer ...
Andre Bolles, Marco Grawunder, Jonas Jacobi