136 search results - page 3 / 28 » Some characterizations based on double aggregation operators |
WADT
1998
Springer
13 years 10 months ago
1998
Springer
Graph transformation systems have been introduced for the formal specification of software systems. States are thereby modeled as graphs, and computations as graph derivations acco...
DOLAP
2004
ACM
13 years 11 months ago
2004
ACM
Nowadays, decision support systems are evolving in order to handle complex data. Some recent works have shown the interest of combining on-line analysis processing (OLAP) and data...
CDC
2010
IEEE
13 years 1 months ago
2010
IEEE
We consider large scale interconnected systems where some of the interconnections are characterized by uncertain bounded delays. The delays may for instance be due to a communicati...
IJNSEC
2008
13 years 6 months ago
2008
This paper concerns the problem of reducing the implementation cost of the switchable data-dependent operations (SDDOs) that are a new cryptographic primitive oriented to the desi...
LOPSTR
2009
Springer
14 years 27 days ago
2009
Springer
We propose a new grouping operator for logic programs based on the group_by operator of SQL. The novelty of our proposal lies in the use of modes, which allows us to relax some rat...