Creating and sharing knowledge for telecommunications
... Joaquim João de Alarcão Judice

Senior Researcher

Joaquim Júdice

Academic position: Full Professor
Joining date: 01-01-1999
Roles in IT: Senior Researcher
Scientific Area: Basic Sciences and Enabling Technologies
Group: Applied Mathematics – Co

Email: Send Email
Address: IT – Coimbra
Department of Electrical and Computer Engineering
University of Coimbra - Pole II
P-3030-290 COIMBRA
Tel: +351 239 796 236
Fax: +351 239 796 293

Personal page


Scientific Achievements

  • Agregação, Universidade de Coimbra, 30-10-1996
  • PhD, Brunel University, 01-02-1982
  • Universidade de Coimbra, Aposentado, 01-06-1998, Full Professor
  • Álgebra Linear Numérica, , Lic. Matemática
  • Análise Matemática I, , Engªs. Biomédica, Física,Geográfica, Geológica e Minas; Licª. Física
  • Optimização em Redes, , Lic. Matemática
  • Investigação Operacional, , Lic. Engenharia Química
  • J. J. Júdice, A. Neves, A. Faustino, I. Ribeiro, On the use of bilevel programming for solving a structural optimization problem with discrete variables, Chapter in, Optimization with Multivalued Mappings: Theory, Applications and Algorithms, S. Dempe and S. Kalashnikov, Kluwer Academic, 2006
  • I. Figueiredo, J. J. Júdice, S. Rosa, Solution for structural optimization in contact rod problems, Chapter in, Contact Mechanics, J.A.C. Martins, Manuel D.P. Monteiro Marques, Kluwer Academic, 2002
  • A.I. Iusem, J. J. Júdice, V S Sessa, P. Sarabando, Splitting methods for the Eigenvalue Complementarity Problem, Optimization Methods and Software, Vol. 33, No. 5, pp. 1 - 29, June, 2018 | BibTex
  • L. ZHANG, C. Shen, W. Yang, J. J. Júdice, A Lanczos Method for Large-Scale Extreme Lorentz Eigenvalue Problems, SIAM Journal on Matrix Analysis and Applications, Vol. 39, No. 2, pp. 611 - 631, April, 2018 | BibTex
  • A.I. Iusem, J. J. Júdice, V S Sessa, H. Sherali, The second-order cone quadratic eigenvalue complementarity problem, Pacific Journal of Optimization, Vol. 13, No. 3, pp. 475 - 500, July, 2017 | BibTex
  • R. Fernandes, J. J. Júdice, V. Trevisan, Complementary Eigenvalues of Graphs, Linear Algebra and its Applications, Vol. 1, No. 1, pp. 1 - 14, March, 2017 | BibTex
  • M. Brás, A.I. Iusem, J. J. Júdice, On the Quadratic Eigenvalue Complementarity Problem, Journal of Global Optimization, Vol. 66, No. 2, pp. 153 - 171, October, 2016 | BibTex
  • M. Brás, A. Fischer, J. J. Júdice, K. Schönefeld, S. Seifert, A block active set algorithm with spectral choice line search for the symmetric eigenvalue complementarity problem, Applied Mathematics and Computation, Vol. 294, No. 1, pp. 36 - 48, September, 2016 | BibTex
  • M. Brás, G. E. Eichfelder, J. J. Júdice, Copositivity tests based on the linear complementarity problem, Computational Optimization and Applications, Vol. 63, No. 2, pp. 461 - 493, July, 2016 | BibTex
  • A.I. Iusem, J. J. Júdice, V S Sessa, H. Sherali, On the numerical solution of the quadratic eigenvalue complementarity problem, Numerical Algorithms, Vol. 72, No. 3, pp. 721 - 747, July, 2016 | BibTex
  • L. M. Fernandes, M. Fukushima, J. J. Júdice, H. Sherali, The second-order cone eigenvalue complementarity problem, Optimization Methods and Software, Vol. 31, No. 1, pp. 24 - 52, June, 2016 | BibTex
  • R. A. Andreani, J. J. Júdice, M. Martinez, T. M. Martini, Feasibility problems with complementarity constraints, European Journal of Operational Research, Vol. 249, No. 1, pp. 41 - 54, February, 2016 | BibTex
  • M. Brás, M. Fukushima, A.I. Iusem, J. J. Júdice, On the Quadratic Eigenvalue Complementarity Problem over a general convex cone, Applied Mathematics and Computation, Vol. 271, No. 1, pp. 594 - 608, November, 2015 | BibTex
  • L. M. Fernandes, J. J. Júdice, H. Sherali, M. F. Forjaz, On an enumerative algorithm for solving eigenvalue complementarity problems, Computational Optimization and Applications, Vol. 59, No. 1-2, pp. 113 - 134, October, 2014 | BibTex
  • L. M. Fernandes, J. J. Júdice, H. Sherali, M. Fukushima, On the Computation of All Eigenvalues for the Eigenvalue Complementarity Problem, Journal of Global Optimization, Vol. 59, No. 2-3, pp. 307 - 326, July, 2014 | BibTex
  • P. Amaral, I. M. B. Bomze, J. J. Júdice, Copositivity and constrained fractional quadratic problems, Mathematical Programming, Vol. 146, No. 1, pp. 325 - 350, June, 2014 | BibTex
  • J. J. Júdice, Optimization with Linear Complementarity Constraints, Pesquisa Operacional, Vol. 34, No. 1, pp. 559 - 584, June, 2014 | BibTex
  • M. Brás, J. J. Júdice, H. Sherali, On the Solution of the Inverse Eigenvalue Complementarity Problem, Journal of Optimization Theory and Applications, Vol. 162, No. 1, pp. 88 - 106, May, 2014 | BibTex
  • L. M. Fernandes, J. J. Júdice, M. Fukushima, A.I. Iusem, On the symmetric quadratic eigenvalue complementarity problem, Optimization Methods and Software, Vol. 29, No. 4, pp. 751 - 770, May, 2014 | BibTex
  • L. J. Alvarez-Vázquez, J. J. Júdice, A. M. Aurea Martínez, C. R. Rodríguez, M. E. Vázquez-Méndez, M. A. Vilar, On the optimal design of river fishways, Optimization and Engineering, Vol. 14, No. 1, pp. 193 - 211, November, 2013 | BibTex
  • Y. Niu Niu, T P Dinh Dinh, H A Le Thi Le Thi, J. J. Júdice, Efficient DC programming approaches for the asymmetric eigenvalue complementarity problem, Optimization Methods and Software, Vol. 28, No. 1, pp. 812 - 829, February, 2013 | BibTex
  • J. J. Júdice, M. Brás, W.W.H. Hager, An investigation of feasible descent algorithms for estimating the condition number of a matrix, TOP - Sociedad de Estadística y Investigación Operativa, Vol. 20, No. 3, pp. 791 - 809, October, 2012 | BibTex
  • H A Le Thi Le Thi, M Moeini Moeini, T P Dinh Dinh, J. J. Júdice, A DC Programming Approach for Solving the Symmetric Eigenvalue Complementarity Problem, Computational Optimization and Applications, Vol. 51, No. 3, pp. 1097 - 1117, April, 2012 | BibTex
  • J. J. Júdice, Algorithms for linear programming with linear complementarity constraints, TOP - Sociedad de Estadística y Investigación Operativa, Vol. 20, No. 1, pp. 4 - 25, April, 2012 | BibTex
  • M. Brás, M. Fukushima, J. J. Júdice, S. Rosa, Variational inequality formulation of the asymmetric eigenvalue complementarity problem and its solution by means of gap functions, Pacific Journal of Optimization, Vol. 8, No. 2, pp. 197 - 215, April, 2012,
    | Abstract
    | BibTex
  • J. J. Júdice, M.J.A. Alves, S.D. Dempe, Computing the Pareto frontier of a bi-objective bi-level linear problem using a multiobjective mixed-integer programming algorithm, Optimization, Vol. 61, No. 3, pp. 335 - 358, March, 2012 | BibTex
  • R. A. Andreani, J. J. Júdice, M. Martinez, J. Patrício, On the natural merit function for solving complementarity problems, Mathematical Programming, Vol. 130, No. 1, pp. 211 - 223, November, 2011,
    | Abstract
    | BibTex
  • R. A. Andreani, J. J. Júdice, J. Patrício, A projected-gradient interior-point algorithm for complementarity problems, Numerical Algorithms, Vol. 57, No. 4, pp. 457 - 485, August, 2011 | BibTex
  • L. M. Fernandes, J. J. Júdice, H. Sherali, A. P. A. P. Antunes, Siting and Sizing of Facilities under Probabilistic Demands, Journal of Optimization Theory and Applications, Vol. 149, No. 3, pp. 420 - 440, June, 2011 | BibTex
  • M.J.A. Alves, J. J. Júdice, On the use of a tabu pivoting technique for solving the linear complementarity problem, Journal of Advanced Modeling and Optimization, Vol. 13, No. 1, pp. 111 - 140, May, 2011 | BibTex
  • J. J. Júdice, P. Amaral, L. M. Fernandes, H. Sherali, On optimal zero-preserving corrections for inconsistent linear systems, Journal of Global Optimization, Vol. 45, No. 1, pp. 645 - 666, January, 2009,
    | Abstract
    | BibTex
  • J. J. Júdice, P. Amaral, H. Sherali, A Reformulation-Linearization-Convexification Algorithm for Optimal Correction of an Inconsistent System of Linear Constraints, Computers and Operations Research, Vol. 35, No. 1, pp. 1494 - 1509, January, 2008 | BibTex
  • J. J. Júdice, A. Anunciada, C. P. Baptista, Cost minimization of a multiple section power cable supplying several remote telecom equipment, Optimization and Engineering, Vol. 9, No. 1, pp. 273 - 290, January, 2008 | BibTex
  • J. J. Júdice, A. Afonso, C. P. Baptista, L. M. Fernandes, Economic design of water distribution systems in buildings, Engineering Optimization, Vol. 40, No. 1, pp. 749 - 768, January, 2008 | BibTex
  • J. J. Júdice, M. Raydan, On the solution of the symmetric eigenvalue complementarity problem by the spectral projected gradient algorithm, Numerical Algorithms, Vol. 45, No. 1, pp. 391 - 407, January, 2008 | BibTex
  • J. J. Júdice, L. Portugal, J. Patrício, M. Resende, G. Veiga, FORTRAN subroutines for network flow optimization using an interior point algorithm, Pesquisa Operacional, Vol. 28, No. 1, pp. 241 - 259, January, 2008 | BibTex
  • J. J. Júdice, H. Sherali, I. Ribeiro, The eigenvalue complementarity problem, Computational Optimization and Applications, Vol. 37, No. 2, pp. 139 - 156, June, 2007 | BibTex
  • J. J. Júdice, H. Sherali, I. Ribeiro, A. Faustino, Complementarity active-set algorithm for mathematical programming problems with equilibrium constraints, Journal of Optimization Theory and Applications, Vol. 134, No. 1, pp. 467 - 481, January, 2007 | BibTex
  • J. J. Júdice, H. Sherali, I. Ribeiro, A. Faustino, A complementarity-based partitioning and disjunctive cut algorithm for mathematical programming problems with equilibrium constraints, Journal of Global Optimization, Vol. 136, No. 1, pp. 89 - 114, January, 2006 | BibTex
  • A. Faustino, J. J. Júdice, I. Ribeiro, A. Neves, An integer programming model for truss topology optimization, Investigação Operacional, Vol. 26, No. 1, pp. 111 - 127, January, 2006 | BibTex
  • I. Figueiredo, J. J. Júdice, S. Rosa, A class of mathematical programs with equilibrium constraints: a smooth algorithm and applications to contact problems, Optimization and Engineering, Vol. 6, No. 2, pp. 203 - 239, June, 2005 | BibTex
  • J. J. Júdice, P. Martins, J. Nunes, Workforce planning in a lotsize mail processing problem, Computers and Operations Research, Vol. 32, No. 1, pp. 3031 - 3058, January, 2005 | BibTex
  • J. J. Júdice, L. Costa, L. M. Fernandes, I. Figueiredo, R. Leal, P. Oliveira, Multiple and single objective approaches to laminate optimization with genetic algorithms, Structural and Multidisciplinary Optimization, Vol. 27, No. 1, pp. 55 - 65, January, 2004 | BibTex
  • J. J. Júdice, A. Pinto da Costa, J. Martins, I. Figueiredo, The directional instability problem in systems with frictional contacts, Computer Methods in Applied Mechanics and Engineering, Vol. 193, No. 1, pp. 357 - 384, January, 2004 | BibTex
  • J. J. Júdice, C. Humes, M. Queiroz, On finding global optima for the hinge fitting problem, Computers and Operations Research, Vol. 31, No. 1, pp. 101 - 122, January, 2004 | BibTex
  • I. Figueiredo, J. J. Júdice, P. Oliveira, Complementarity and genetic algorithms for an optimization shell problem, Central European Journal of Operations Research, Vol. 11, No. 1, pp. 143 - 161, January, 2003 | BibTex
  • J. J. Júdice, J. Santos, Análise comparativa dos modelos de selecção de carteiras de acções de Markowitz e Konno, Investigação Operacional, Vol. 23, No. 1, pp. 211 - 244, January, 2003 | BibTex
  • J. J. Júdice, J. Patrício, L. Portugal, M. Resende, G. Veiga, A study of preconditioners for network interior point methods, Computational Optimization and Applications, Vol. 24, No. 1, pp. 5 - 35, January, 2003 | BibTex
  • J. J. Júdice, A. Faustino, I. Ribeiro, On the solution of NP-hard linear complementarity problems, TOP - Sociedad de Estadística y Investigación Operativa, Vol. 10, No. 1, pp. 125 - 145, January, 2002 | BibTex
  • L. M. Fernandes, I. Figueiredo, J. J. Júdice, On the solution of a finite element approximation of a linear obstacle plate problem, Intrnl. Journal of Appl. Mathematics and Computer Science, Vol. 12, No. 1, pp. 27 - 40, January, 2002 | BibTex
  • L. M. Fernandes, J. J. Júdice, Solution of a general linear complementarity problem using smooth optimization and its application to bilinear programming and LCP, Applied Mathematics and Optimization, Vol. 43, No. 1, pp. 1 - 19, January, 2001 | BibTex
  • J. J. Júdice, Complementary approaches for the computation of the independent number of a graph, WSEAS Multiconf. in Appl Mathematics, Puerto de la Cruz, Spain, Vol., pp. 178 - 183, December, 2009 | BibTex
  • J. J. Júdice, A. Almeida, L. M. Fernandes, J. Patrício, On the computation of a nonnegative matrix factorization and its application in telecommunications, Conf. on Telecommunications - ConfTele, Santa M. da Feira, Portugal, Vol., pp. 485 - 488, May, 2009 | BibTex
  • J. J. Júdice, J. Patrício, L. M. Fernandes, I. Figueiredo, An investigation of a nonlinear obstacle plate optimization problem, International Symp. on Mathematical Programming, Copenhague, Denmark, Vol. 1, pp. 1 - 1, August, 2003 | BibTex
  • I. Ribeiro, J. J. Júdice, H. Sherali, An active set algorithm for mathematical programs with equilibrium constraints and for bilevel problems, EURO/Informs Joint International Meeting, Istambul, Turkey, Vol. 1, pp. 1 - 1, July, 2003 | BibTex
  • J. J. Júdice, I. Ribeiro, H. Sherali, Global optimization techniques for the eigencomplementarity problem, International Conf. on Frontiers in Global Optimization, Santorini, Greece, Vol. 1, pp. 1 - 1, June, 2003 | BibTex
  • J. J. Júdice, M. Queiroz, C. Humes, The hinge fitting problem, International Conf. on Frontiers in Global Optimization, Santorini, Greece, Vol. 1, pp. 1 - 1, June, 2003 | BibTex
  • J. J. Júdice, I. Figueiredo, Solution methods for structural optimization in contact rod problems, International Symp. on Contact Mechanics, Lisbon, Portugal, Vol. 1, pp. 325 - 332, June, 2002 | BibTex
  • J. J. Júdice, A. Afonso, F. Jegundo, Economic design of water distribution systems in buildings, IAHS World Congress in Housing, Lisbon, Portugal, Vol. 1, pp. 0 - 1, January, 2002 | BibTex
  • P.P. Monteiro, L. V. Sá, J. J. Júdice, Direct Time-Domain Filter Synthesis: a procedure for finding global optima in first order systems, Portuguese Conf. on Pattern Recognition - RecPad, Porto, Portugal, Vol. none, pp. 381 - 385, May, 2000 | BibTex

Closed Projects1

Acronym Name Funding Agency Start date Ending date
ORAL Alocação Óptima de Recursos FCT/POCI 01-07-2005 01-07-2008
  • International Conf. on Continuous Optimization - ICCOPT 13, Organizing Committee, 2013
  • APDIO Workshop Investigação Operacional na Robótica, Conference Chairman, 2011
  • Curso em Optimização Semidefinida: (Semi)Definitely the Future!, Conference Chairman, 2011
  • Optimization, Scientific Committee, 2011
  • Workshop Investigação Operacional nas Telecomunicações, Organizing Committee, 2011
  • Workshop em Optimização de Transportes, Conference Chairman, 2010
  • Workshop Investigação Operacional nas Empresas (IOnE) - Sistemas Decisionals: da Teoria à Prática, Conference Chairman, 2010
  • Workshop IO: Que Desafios para 2010-2020?, Conference Chairman, 2010
  • Joint EUROPT-OMS Meeting, Organizing Committee, 2007
  • Nonconvex Programming, Local and Global Approaches: Theory, Algorithms and Applications, 2007
  • Optimization, Conference Chairman, 2007
  • OR Peripatetic Post-Graduate Programme - ORP3, 2007
  • Appl. Mathematical Programming and Modelling - APMOD, Scientific Committee, 2006
  • Congreso Latinoiberoamericano de Investigacion Operativa - CLAIO, Scientific Committee, 2006
  • Congresso da APDIO, Scientific Committee, 2006
  • Iberian Conf. in Optimization, Conference Chairman, 2006
  • Mathematical Problems in Engineering and Aerospace Sciences, Scientific Committee, 2006
  • International Network Optimization Conf. - INOC, Scientific Committee, 2005
  • Optimization, Organizing Committee, 2004
  • Appl. Mathematical Programming and Modelling - APMOD, Scientific Committee, 2004
  • Congresso da APDIO, Organizing Committee, 2004
  • Mathematical Techniques and Problems in Telecommunications, Organizing Committee, 2003
  • Associate Editor, Production, 01-06-2012 - 01-09-2016
  • Associate Editor, Relatórios de Pesquisa em Engenharia de Produção, 01-06-2012 - 01-09-2016
  • Associate Editor, Communications in Optimization Theory, 01-06-2012 - 01-09-2016
  • Associate Editor, Pesquisa Operacional, 01-06-2011 - 28-06-2017
  • Associate Editor, Numerical Algebra, Control and Optimization, 01-06-2010 - 01-09-2016
  • Associate Editor, Mathematical Problems in Engineering, 01-06-2009 - 01-09-2015
  • Associate Editor, Advances in Operations Research, 01-07-2008 - 01-09-2015
  • Associate Editor, Journal of Advanced Researches on Applied Mathematics, 02-06-2008 - 01-09-2016
  • Associate Editor, Journal of Advanced Modeling and Optimization, 01-01-1999 - 01-09-2016
  • Associate Editor, Journal of the Spanish Statistics and Operations Research Society, 01-01-1999 - 28-06-2017
  • Associate Editor, Optimization and Engineering, 01-01-1999 - 01-09-2016
  • Associate Editor, Computational Optimization and Applications, 01-01-1992 - 01-06-2017
  • 01-01-1988 - 31-12-2002
  • Annals of Operations Research
    2003, 1 review(s);
  • Computers and Operations Research
    2003, 1 review(s);
  • Journal of Optimization Theory and Applications
    2006, 1 review(s);
  • Linear Algebra and its Applications
    2006, 1 review(s);
  • Mathematical Reviews
    2006, 1 review(s);
  • SIAM Journal on Optimization
    2003, 1 review(s);