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ESA
2006
Springer
134views Algorithms» more  ESA 2006»
15 years 3 months ago
A Unified Approach to Approximating Partial Covering Problems
An instance of the generalized partial cover problem consists of a ground set U and a family of subsets S 2U . Each element e U is associated with a profit p(e), whereas each su...
Jochen Könemann, Ojas Parekh, Danny Segev
DMDW
2003
134views Management» more  DMDW 2003»
15 years 1 months ago
Using Design Guidelines to Improve Data Warehouse Logical Design
Data Warehouse-(DW) logical design often start with a conceptual schema and then generates relational structures. Applying this approach implies to cope with two main aspects: (i) ...
Verónika Peralta, Raul Ruggia
96
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CAV
2009
Springer
187views Hardware» more  CAV 2009»
16 years 21 days ago
A Markov Chain Monte Carlo Sampler for Mixed Boolean/Integer Constraints
We describe a Markov chain Monte Carlo (MCMC)-based algorithm for sampling solutions to mixed Boolean/integer constraint problems. The focus of this work differs in two points from...
Nathan Kitchen, Andreas Kuehlmann
ENTCS
2008
140views more  ENTCS 2008»
15 years 6 days ago
Linking Event-B and Concurrent Object-Oriented Programs
The Event-B method is a formal approach to modelling systems, using refinement. Initial specification is a high level of abstraction; detail is added in refinement steps as the de...
Andrew Edmunds, Michael Butler
104
Voted
MAGS
2008
169views more  MAGS 2008»
15 years 3 days ago
ACVisualizer: A visualization tool for APi-calculus
Process calculi are mathematical tools used for modeling and analyzing the structure and behavior of reactive systems. One such calculus, called APi-calculus (an extension to Pi-ca...
Raheel Ahmad, Shahram Rahimi