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SIGMOD
1993
ACM
140views Database» more  SIGMOD 1993»
14 years 1 months ago
Second-Order Signature: A Tool for Specifying Data Models, Query Processing, and Optimization
Abstract: We propose a framework for the specification of extensible database systems. A particular goal is to implement a software component for parsing and rule-based optimizatio...
Ralf Hartmut Güting
ICDT
2007
ACM
143views Database» more  ICDT 2007»
14 years 4 months ago
Database Query Processing Using Finite Cursor Machines
We introduce a new abstract model of database query processing, finite cursor machines, that incorporates certain data streaming aspects. The model describes quite faithfully what...
Martin Grohe, Yuri Gurevich, Dirk Leinders, Nicole...
ICDE
2008
IEEE
215views Database» more  ICDE 2008»
14 years 11 months ago
Fast and Simple Relational Processing of Uncertain Data
This paper introduces U-relations, a succinct and purely relational representation system for uncertain databases. U-relations support attribute-level uncertainty using vertical pa...
Lyublena Antova, Thomas Jansen, Christoph Koch, Da...
TACS
1991
Springer
14 years 1 months ago
On Nets, Algebras and Modularity
We aim at a unified and coherent presentation of net models for concurrency like Petri nets and dataflow networks from the perspective of modularity and substitutivity. The major ...
Alexander Moshe Rabinovich, Boris A. Trakhtenbrot
CORR
2010
Springer
85views Education» more  CORR 2010»
13 years 10 months ago
A Unified Algebraic Framework for Fuzzy Image Compression and Mathematical Morphology
Abstract. In this paper we will show how certain techniques of image processing, having different scopes, can be joined together under a common "algebraic roof".
Ciro Russo