.

Selected papers on search, constraint satisfaction, and combinatorial optimization

Goldsztejn A., Jermann C., Ruiz de Angulo V. and Torras C.: "Variable symmetry breaking in numerical constraint problems". Artificial Intelligence, vol. 229, pp. 105-125, 2015.


Goldsztejn A., Jermann C., Ruiz de Angulo V. and Torras C.
: "Symmetry breaking in numeric constraint problems". Proc. 17th Intl. Conf. on Principles and Practice of Constraint Programming (CP-2011), Perugia, Italy. Lecture Notes in Computer Science, vol. 6876, pp. 317-324, Sept. 2011.


Ruiz de Angulo V. and Torras C.
: "Exploiting single-cycle symmetries in continuous constraint problems". J. of Artificial Intelligence Research, vol. 34, pp. 499-519, March 2009.


Ruiz de Angulo V. and Torras C.
: "Exploiting single-cycle symmetries in branch-and-prune algorithms". Proc. 13th Intl. Conf. on Principles and Practice of Constraint Programming (CP-2007), Providence, Rhode Island. Lecture Notes in Computer Science, vol. 4741, pp. 864-871, Sept. 2007.


Bofill P. and Torras C.
: "MBMUDs: A combinatorial extension of BIBDs showing good optimality behaviour". Journal of Statistical Planning and Inference, vol. 124, no. 1, pp. 185-204, Aug. 2004.


Guimerą R., Bofill P. and Torras C.
: "Comparison of Simulated Annealing and Mean Field Annealing as applied to the generation of Block Designs". Neural Networks, vol. 16, no. 10, pp. 1421-1428, Dec. 2003.


Meseguer P. and Torras C.
: "Exploiting symmetries within constraint satisfaction search". Artificial Intelligence, Special Issue on "Heuristic Search", vol. 129, no. 1/2, pp. 133-163, June 2001.


Bofill P. and Torras C.
: "Neural cost functions and search strategies for the generation of block designs: An experimental evaluation". Intl. Journal of Neural Systems, vol. 11, no. 2, pp. 187-202, April 2001.


Jiménez P. and Torras C.
: ``An efficient algorithm for searching implicit AND/OR graphs with cycles". Artificial Intelligence, vol. 124, no. 1, pp. 1-30, Nov. 2000.


Meseguer P. and Torras C.
: "Solving strategies for highly symmetric CSPs". Proc. 16th Intl. Joint Conf. on Artificial Intelligence (IJCAI'99), Stockholm, Sweden, Aug. 1999.


Bofill P., Fontdecaba E. and Torras C.
: "Optimization networks for the generation of Block Designs". Journal of Artificial Neural Networks, vol. 2, no. 4, pp. 303-312, 1995.


Bofill P. and Torras C.
: "Higher-order networks for the generation of block designs". Proc. 2nd Intl. Workshop on Artificial Neural Networks (IWANN'93), Lecture Notes on Computer Science no. 686, pp. 114-118, Springer-Verlag, June 1993.


Bofill P. and Torras C.
: "A second-order strategy for the optimization of block designs". Proc. World Conference on Neural Networks (WCNN'93), vol. 4, pp. 323-327, Portland, INNS Press, July 1993.


Bofill P., Millán J. del R. and Torras C.
: "Short-term and long-term optimization in neural networks: Two applications". Revista de Matemáticas Aplicadas, vol. 12, pp. 63-72, Universidad de Chile, 1991.


Torras C.
: "Relaxation and neural learning: Points of convergence and divergence". Journal of Parallel and Distributed Computing, vol. 6, pp. 217-244, 1989.