Professor David Cohen

  1. Working paper › Research
  2. Published

    Closure Properties of Constraints

    Jeavons, P. G., Cohen, D. A. & Gyssens, M., 1996.

    Research output: Working paper

  3. Published

    Constraints and Universal Algebra

    Jeavons, P. G., Cohen, D. A. & Pearson, J. K., 1998.

    Research output: Working paper

  4. Published

    Constraints, Consistency and Closure

    Jeavons, P. G., Cohen, D. A. & Cooper, M. C., 1997.

    Research output: Working paper

  5. Published
  6. Published

    Supermodular Functions and the Complexity of MAX CSP

    Cohen, D., Cooper, M., Jeavons, P. & Krokhin, A., 1 Jan 2004.

    Research output: Working paper

  7. Published

    The expressive power of valued constraints: hierarchies and collapses

    Cohen, D. A., Jeavons, P. G. & Zivný, S., 1 Apr 2007.

    Research output: Working paper

  8. Published

    Towards High Order Constraint Representations for the Frequency Assignment Problem

    Dunkin, N. W., Bater, J. E., Jeavons, P. G. & Cohen, D. A., 1998.

    Research output: Working paper

  9. Article › Research › Peer-reviewed
  10. Published

    A maximal tractable class of soft constraints

    Cohen, D., Cooper, M., Jeavons, P. & Krokhin, A., 2004, In: Journal of Artificial Intelligence Research. 22, p. 1-22

    Research output: Contribution to journalArticlepeer-review

  11. Published

    A unified theory of structural tractability for constraint satisfaction problems

    Cohen, D., Jeavons, P. & Gyssens, M., Aug 2008, In: Journal of Computer and System Sciences. 74, 5, p. 721-743 23 p.

    Research output: Contribution to journalArticlepeer-review

  12. Published

    Algorithms for the workflow satisfiability problem engineered for counting constraints

    Cohen, D., Crampton, J., Gagarin, A., Gutin, G. & Jones, M., Jul 2016, In: Journal of Combinatorial Optimization. 32, 1, p. 3–24 22 p.

    Research output: Contribution to journalArticlepeer-review

  13. Published

    An Algebraic Theory of Complexity for Discrete Optimisation

    Cohen, D. A., Cooper, M. C., Creed, P., Jeavons, P. G. & Živný, S., 2013, In: SIAM Journal on Computing. 42, 5, p. 1915-1939 24 p.

    Research output: Contribution to journalArticlepeer-review

  14. E-pub ahead of print

    Binarisation for Valued Constraint Satisfaction Problems

    Cohen, D., Cooper, M., Jeavons, P., Krokhin, A., Powell, R. & Zivny, S., 3 Oct 2017, (E-pub ahead of print) In: SIAM Journal on Discrete Mathematics. 31, 4, p. 2279-2300 22 p.

    Research output: Contribution to journalArticlepeer-review

  15. Published

    Binary constraint satisfaction problems defined by excluded topological minors

    Cohen, D., Cooper, M. C., Jeavons, P. G. & Zivny, S., Feb 2019, In: Infor. and Computation. 264, p. 12-31 20 p.

    Research output: Contribution to journalArticlepeer-review

  16. Published

    Building tractable disjunctive constraints

    Cohen, D. A., Jeavons, P. G., Jonsson, P. & Koubarakis, M., 2000, In: Journal of the ACM. 47, p. 826-853 28 p.

    Research output: Contribution to journalArticlepeer-review

  17. Published

    Characterising Tractable Constraints

    Cooper, M. C., Cohen, D. A. & Jeavons, P. G., 1994, In: Artificial Intelligence. 65, 2, p. 347-361 15 p.

    Research output: Contribution to journalArticlepeer-review

  18. Published

    Closure Properties of Constraints

    Jeavons, P. G., Cohen, D. A. & Gyssens, M., 1997, In: Journal of the ACM. 44, p. 527-548 22 p.

    Research output: Contribution to journalArticlepeer-review

  19. Published

    Constraints and universal algebra

    Jeavons, P. G., Cohen, D. A. & Pearson, J. K., 1998, In: Annals of Mathematics and Artificial Intelligence. 24, p. 51-67 17 p.

    Research output: Contribution to journalArticlepeer-review

  20. Published

    Constraints, Consistency and Closure

    Jeavons, P. G., Cohen, D. A. & Cooper, M., 1998, In: Artificial Intelligence. 101, 1-2, p. 251-265 15 p.

    Research output: Contribution to journalArticlepeer-review

  21. Published

    Decomposing Constraint Satisfaction Problems Using Database Techniques

    Gyssens, M., Jeavons, P. G. & Cohen, D. A., 1994, In: Artificial Intelligence. 66, 1, p. 57-89 33 p.

    Research output: Contribution to journalArticlepeer-review

  22. Published

    Domain permutation reduction for constraint satisfaction problems

    Green, M. J. & Cohen, D. A., May 2008, In: Artificial Intelligence. 172, 8-9, p. 1094-1118 25 p.

    Research output: Contribution to journalArticlepeer-review

  23. Published

    Generalising submodularity and Horn clauses: tractable optimization problems defined by tournament pair multimorphisms

    Cohen, D., Cooper, M. & Jeavons, P., 2008, In: Theoretical Computer Science. 401, 1-3, p. 36-51 16 p.

    Research output: Contribution to journalArticlepeer-review

  24. Published

    How to Determine the Expressive Power of Constraints

    Jeavons, P. G., Cohen, D. A. & Gyssens, M., 1999, In: Constraints. 4, 2, p. 113-131 19 p.

    Research output: Contribution to journalArticlepeer-review

  25. Published

    Iterative Plan Construction for the Workflow Satisfiability Problem

    Cohen, D., Crampton, J., Gagarin, A., Gutin, G. & Jones, M., 21 Nov 2014, In: Journal of Artificial Intelligence Research. 51, p. 555-577 23 p.

    Research output: Contribution to journalArticlepeer-review

  26. Published

    On Singleton Arc Consistency for CSPs Defined by Monotone Patterns

    Carbonnel, C., Cohen, D., Cooper, M. & Živný, S., Apr 2019, In: Algorithmica. 81, 4, p. 1699–1727 29 p.

    Research output: Contribution to journalArticlepeer-review

  27. Published

    Rationality of division orderings

    Cohen, D. & Scott, E., 1992, In: Information Processing Letters. p. 307-311

    Research output: Contribution to journalArticlepeer-review

Previous 1 2 3 Next