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» Combinatorics of Partial Derivatives
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VLDB
1998
ACM
120views Database» more  VLDB 1998»
15 years 2 months ago
Algorithms for Querying by Spatial Structure
: Structural queries constitute a special form of content-basedretrieval where the user specifiesa set of spatial constraints among query variables and asks for all configurations ...
Dimitris Papadias, Nikos Mamoulis, Vasilis Delis
LICS
1994
IEEE
15 years 1 months ago
Subtyping and Parametricity
In this paper we study the interaction of subtyping and parametricity. We describe a logic for a programming language with parametric polymorphism and subtyping. The logic support...
Gordon D. Plotkin, Martín Abadi, Luca Carde...
CONTEXT
2007
Springer
15 years 1 months ago
Using Context for the Extraction of Relational Views
The paper presents an approach for automatically extracting views from a relational database schema, based on the knowledge of the application domain. In order to achieve such resu...
Cristiana Bolchini, Elisa Quintarelli, Rosalba Ros...
GLOBECOM
2007
IEEE
15 years 1 months ago
OFDMA Downlink Resource Allocation for Ergodic Capacity Maximization with Imperfect Channel Knowledge
In this paper, we derive an optimal resource allocation algorithm for ergodic weighted-sum capacity maximization in OFDMA systems assuming the availability of only partial (imperfe...
Ian C. Wong, Brian L. Evans
AMAST
2006
Springer
15 years 1 months ago
Realizability Criteria for Compositional MSC
Synthesizing a proper implementation for a scenario-based specification is often impossible, due to the distributed nature of implementations. To be able to detect problematic spec...
Arjan J. Mooij, Judi Romijn, Wieger Wesselink