'Ary constraint' presentation slideshows

Finite Domains

Finite Domains. In most problems, and notwithstanding the theoretical and practical interest in SAT, problems are more naturally specified with variables whose domain is not restricted to 0/1 values, but may take a finite set of values (in SICStus, they must be integers).

813 views • 69 slides

Constraints and Search

Logic & AR Summer School, 2002. Constraints and Search. Toby Walsh Cork Constraint Computation Centre (4C) tw@4c.ucc.ie. Constraint satisfaction. Constraint satisfaction problem (CSP) is a triple <V,D,C> where: V is set of variables Each X in V has set of values, D_X

661 views • 66 slides

Chapter 5 Outline

Chapter 5 Outline. Formal definition of CSP CSP Examples Backtracking search for CSPs Problem structure and problem decomposition Local search for CSPs. Constraint Satisfaction Problems. World state : well defined set of variables V i with domain D i

714 views • 65 slides

Chapter 5 Outline

Chapter 5 Outline. Formal definition of CSP CSP Examples Backtracking search for CSPs Problem structure and problem decomposition Local search for CSPs. Constraint Satisfaction Problems. World state : well defined set of variables V i with domain D i

760 views • 65 slides

Chapter 5 Outline

Chapter 5 Outline. Formal definition of CSP CSP Examples Backtracking search for CSPs Problem structure and problem decomposition Local search for CSPs. Constraint Satisfaction Problems. World state : well defined set of variables V i with domain D i

657 views • 65 slides

Non-Binary Constraint Satisfaction

Non-Binary Constraint Satisfaction. Toby Walsh Cork Constraint Computation Center. Overview. Introduction to CSPs Local Consistencies, search algorithms Modelling (4 case studies) Auxiliary variables, implied constraints Redundant models and channelling constraints

460 views • 45 slides

Constraint Satisfaction Basics

363 views • 20 slides

A Constraint Programming Approach to the Hospitals / Residents Problem

271 views • 15 slides

By Chris Unsworth and Patrick Prosser

Specialised Binary Constraint for the Stable Marriage Problem with Ties and incomplete preference lists. By Chris Unsworth and Patrick Prosser. Contents. The Problem Representing Ties Specialised Binary Constraint Computational Comparison Conclusion Questions.

188 views • 11 slides

On Algorithms for Decomposable Constraints

On Algorithms for Decomposable Constraints. Kostas Stergiou Ian Gent, Patrick Prosser, Toby Walsh A . P . E . S . Research Group. Decomposable non-binary constraints. they can be represented by binary constraints on the same set of variables some decomposable constraints

212 views • 10 slides