Edit Profile (opens in new tab) Hansen, Pierre Compute Distance To: Compute Author ID: hansen.pierre Published as: Hansen, Pierre; Hansen, P.; Hansen, Pierri more...less Homepage: http://www.hec.ca/profs/pierre.hansen.html External Links: MGP · Wikidata · Math-Net.Ru · dblp · GND · IdRef · theses.fr Documents Indexed: 346 Publications since 1969 14 Contributions as Editor · 2 Further Contributions Co-Authors: 183 Co-Authors with 331 Joint Publications 4,181 Co-Co-Authors all top 5 Co-Authors 28 single-authored 55 Jaumard, Brigitte 51 Mladenović, Nenad 40 Aouchiche, Mustapha 27 Audet, Charles 19 Caporossi, Gilles 15 Messine, Frédéric 14 Thisse, Jacques-François 14 Zheng, Maolin 12 Labbé, Martine V. 11 Brimberg, Jack 11 Stevanović, Dragan 10 Perron, Sylvain 8 Simeone, Bruno 7 Aloise, Daniel 7 Hertz, Alain 7 Liberti, Leo 7 Poggi de Aragão, Marcus V. S. 7 Savard, Gilles 6 Belhaiza, Slim 6 Cafieri, Sonia 6 de Werra, Dominique 6 Hammer, Peter Ladislaw 6 Kaufman, Leonard 6 Lu, Shihui 6 Meyer, Christophe 6 Peeters, Dominique 5 Costa, Alberto L. C. 5 Delattre, Michel 5 Mélot, Hadrien 5 Ribeiro, Celso Carneiro 5 Urošević, Dragan 5 Xiong, Junjie 4 Carrizosa, Emilio 4 Fowler, Patrick W. 4 Kuplinsky, Julio 4 Moreno-Pérez, José Andrés 4 Vukičević, Damir 4 Wendell, Richard E. 3 Crama, Yves 3 Cvetković, Dragoš 3 Davidović, Tatjana 3 Elhallaoui, Issmail 3 Le Digabel, Sébastien 3 Lorea, Michel 3 Marcotte, Odile 3 Minoux, Michel Andre 3 Mojallal, Seyed Ahmad 2 Alguwaizani, Abdulrahman 2 Anciaux-Mundeleer, Martine 2 Brinkmann, Gunnar 2 Carbonneau, Réal A. 2 Chen, Pey-Chun 2 de Abreu, Nair Maria Maia 2 de Luna Pedrosa Filho, Eugenio 2 de Palma, André 2 Desrosiers, Christian 2 du Merle, Olivier 2 Eeckhoudt, Louis R. 2 Fajtlowicz, Siemion 2 Favaron, Odile 2 Foutlane, Omar 2 Galinier, Philippe 2 Gomez Canovas, Sabrina 2 Hanafi, Saïd 2 Hanjoul, Pierre 2 Karam, Alejandro 2 Laporte, Gilbert 2 Las Vergnas, Michel 2 Lucas, Claire 2 Ngai, Eric W. T. 2 Ninin, Jordan 2 Pardalos, Panos M. 2 Roberts, Fred S. 2 Rocha, Caroline 2 Schindl, David 2 Silva Oliveira, Carla 2 Simić, Slobodan K. 2 Storchi, Giovanni 2 Todosijević, Raca 2 Vincke, Philippe 1 Aloise, Dario José 1 Anciaux, M. 1 Antoine, Marc-Paul 1 Aringhieri, Roberto 1 Beghin-Picavet, M. 1 Belacel, Nabil 1 Bell, Francis K. 1 Benati, Stefano 1 Bettinelli, Andrea 1 Blanquero, Rafael 1 Bonnefoy, J. M. 1 Brankov, Vladimir 1 Brans, Jean-Pierre 1 Breton, Michèle 1 Caron, Gaétan 1 Chaillou, Paul 1 Chauny, Fabien 1 Cheung, Bernard K. S. 1 Cox, Ingemar J. 1 Delcoigne, A. ...and 89 more Co-Authors all top 5 Serials 32 Discrete Applied Mathematics 17 Journal of Global Optimization 17 European Journal of Operational Research 13 Cahiers du Centre d’Études de Recherche Opérationnelle 12 Discrete Mathematics 11 Linear Algebra and its Applications 10 MATCH - Communications in Mathematical and in Computer Chemistry 9 Journal of Classification 8 Mathematical Programming. Series A. Series B 7 Computers & Operations Research 7 Annals of Operations Research 6 Networks 5 Mathematics of Operations Research 5 Operations Research 5 4OR 5 Optimization Letters 4 Journal of Optimization Theory and Applications 4 Management Science 4 RAIRO. Recherche Opérationnelle 4 YUJOR. Yugoslav Journal of Operations Research 3 Linear and Multilinear Algebra 3 Journal of Combinatorial Theory. Series A 3 Discrete & Computational Geometry 3 Comptes Rendus de l’Académie des Sciences. Série I 3 Location Science 3 IMA Journal of Management Mathematics 3 Comptes Rendus Hebdomadaires des Séances de l’Académie des Sciences, Série A 3 DIMACS. Series in Discrete Mathematics and Theoretical Computer Science 2 Information Processing Letters 2 Revue Roumaine de Mathématiques Pures et Appliquées 2 Match 2 Mathematical Programming 2 Operations Research Letters 2 Transportation Science 2 International Journal of Approximate Reasoning 2 ORSA Journal on Computing 2 Pattern Recognition 2 SIAM Journal on Scientific Computing 2 Congressus Numerantium 2 Annals of Mathematics and Artificial Intelligence 2 RAIRO. Operations Research 2 International Game Theory Review 2 CRM Proceedings & Lecture Notes 2 EURO Journal on Computational Optimization 1 Computers and Chemistry 1 Computers & Mathematics with Applications 1 Bulletin of Mathematical Biology 1 Analele Științifice ale Universității Al. I. Cuza din Iași. (Serie Nouă.) Secțiunea Ia. Matematică-Informatică 1 Applied Mathematics and Computation 1 Automatica 1 Biometrika 1 Computing 1 Czechoslovak Mathematical Journal 1 International Journal of Game Theory 1 Journal of the American Statistical Association 1 Journal of Graph Theory 1 Journal of the Operational Research Society 1 Naval Research Logistics 1 Theory and Decision 1 Journal of Algorithms 1 European Journal of Combinatorics 1 SIAM Journal on Scientific and Statistical Computing 1 SIAM Journal on Algebraic and Discrete Methods 1 Optimization 1 Graphs and Combinatorics 1 Asia-Pacific Journal of Operational Research 1 Machine Learning 1 Bulletin de la Classe des Sciences. 5e Série 1 Applied Mathematical Modelling 1 International Journal of Computer Mathematics 1 IEEE Transactions on Pattern Analysis and Machine Intelligence 1 Publikacije Elektrotehničkog Fakulteta. Serija: Matematika 1 Filomat 1 Discussiones Mathematicae. Graph Theory 1 International Transactions in Operational Research 1 Journal of Heuristics 1 INFORMS Journal on Computing 1 ELA. The Electronic Journal of Linear Algebra 1 Journal of Mathematical Chemistry 1 Mathematical Methods of Operations Research 1 Diskretnyĭ Analiz i Issledovanie Operatsiĭ. Seriya 2 1 Data Mining and Knowledge Discovery 1 CEJOR. Central European Journal of Operations Research 1 Journal of Systems Science and Complexity 1 Discrete Optimization 1 Operational Research Quarterly 1 Revue Française d’Informatique et de Recherche Opérationnelle 1 Annals of Discrete Mathematics 1 Lecture Notes in Economics and Mathematical Systems 1 Operations Research/Computer Science Interfaces Series 1 GERAD 25th Anniversary Series 1 International Journal of Operations Research (Taichung) 1 Diskretnyĭ Analiz i Issledovanie Operatsiĭ 1 Arabian Journal of Mathematics 1 Journal of Complex Networks 1 Electronic Journal of Graph Theory and Applications 1 SN Operations Research Forum all top 5 Fields 214 Operations research, mathematical programming (90-XX) 131 Combinatorics (05-XX) 63 Computer science (68-XX) 36 Numerical analysis (65-XX) 31 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 24 Statistics (62-XX) 17 Biology and other natural sciences (92-XX) 14 General and overarching topics; collections (00-XX) 9 Convex and discrete geometry (52-XX) 8 Information and communication theory, circuits (94-XX) 5 Calculus of variations and optimal control; optimization (49-XX) 3 Mathematical logic and foundations (03-XX) 2 History and biography (01-XX) 2 Geometry (51-XX) 1 Order, lattices, ordered algebraic structures (06-XX) 1 Systems theory; control (93-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 310 Publications have been cited 6,002 times in 3,791 Documents Cited by ▼ Year ▼ Variable neighborhood search. Zbl 0889.90119Mladenović, N.; Hansen, P. 713 1997 Variable neighborhood search: Principles and applications. Zbl 0981.90063Hansen, Pierre; Mladenović, Nenad 361 2001 New branch-and-bound rules for linear bilevel programming. Zbl 0760.65063Hansen, Pierre; Jaumard, Brigitte; Savard, Gilles 165 1992 Variable neighbourhood search: methods and applications. Zbl 1185.90211Hansen, Pierre; Mladenović, Nenad; Moreno Pérez, José A. 158 2010 Distance spectra of graphs: a survey. Zbl 1295.05093Aouchiche, Mustapha; Hansen, Pierre 142 2014 NP-hardness of Euclidean sum-of-squares clustering. Zbl 1378.68047Aloise, Daniel; Deshpande, Amit; Hansen, Pierre; Popat, Preyas 124 2009 Two Laplacians for the distance matrix of a graph. Zbl 1282.05086Aouchiche, Mustapha; Hansen, Pierre 116 2013 Stabilized column generation. Zbl 0949.90063du Merle, Olivier; Villeneuve, Daniel; Desrosiers, Jacques; Hansen, Pierre 101 1999 Variable neighborhood search for the \(p\)-median. Zbl 0928.90043Hansen, P.; Mladenović, N. 94 1997 Variable neighborhood search for extremal graphs. I: The AutoGraphiX system. Zbl 0947.90130Caporossi, Gilles; Hansen, Pierre 93 2000 Cluster analysis and mathematical programming. Zbl 0887.90182Hansen, Pierre; Jaumard, Brigitte 92 1997 A survey of Nordhaus-Gaddum type relations. Zbl 1259.05083Aouchiche, Mustapha; Hansen, Pierre 89 2013 The \(p\)-median problem: a survey of metaheuristic approaches. Zbl 1163.90610Mladenović, Nenad; Brimberg, Jack; Hansen, Pierre; Moreno-Pérez, José A. 81 2007 Variable neighborhood search. Zbl 1102.90371Hansen, Pierre; Mladenović, Nenad 76 2003 A branch and cut algorithm for nonconvex quadratically constrained quadratic programming. Zbl 0966.90057Audet, Charles; Hansen, Pierre; Jaumard, Brigitte; Savard, Gilles 76 2000 Variable neighborhood decomposition search. Zbl 1041.68623Hansen, Pierre; Mladenović, Nenad; Perez-Britos, Dionisio 74 2001 Variable neighbourhood search: Methods and applications. Zbl 1179.90332Hansen, Pierre; Mladenović, Nenad; Moreno Pérez, José A. 73 2008 Roof duality, complementation and persistency in quadratic 0-1 optimization. Zbl 0574.90066Hammer, P. L.; Hansen, P.; Simeone, B. 72 1984 Algorithms for the maximum satisfiability problem. Zbl 0716.68077Hansen, Pierre; Jaumard, Brigitte 70 1990 Methods of nonlinear 0-1 programming. Zbl 0426.90063Hansen, Pierre 63 1979 J-MEANS: A new local search heuristic for minimum sum of squares clustering. Zbl 1012.68873Hansen, Pierre; Mladenović, Nenad 61 2001 Variable neighborhood search for extremal graphs. XIV: The AutoGraphiX 2 system. Zbl 1100.90052Aouchiche, M.; Bonnefoy, J. M.; Fidahoussen, A.; Caporossi, G.; Hansen, P.; Hiesse, L.; Lacheré, J.; Monhait, A. 57 2006 Links between linear bilevel and mixed 0-1 programming problems. Zbl 0901.90153Audet, C.; Hansen, P.; Jaumard, B.; Savard, G. 56 1997 Variable neighborhood search and local branching. Zbl 1086.90042Hansen, Pierre; Mladenoviç, Nenad; Uroševiç, Dragan 51 2006 Variable neighborhood search for extremal graphs. V: Three ways to automate finding conjectures. Zbl 1031.05068Caporossi, Gilles; Hansen, Pierre 49 2004 The minisum and minimax location problems revisited. Zbl 0582.90027Hansen, Pierre; Peeters, Dominique; Richard, Denis; Thisse, Jacques- François 47 1985 An introduction to variable neighborhood search. Zbl 0985.90095Hansen, Pierre; Mladenović, Nenad 46 1999 Column generation methods for probabilistic logic. Zbl 0800.68864Jaumard, Brigitte; Hansen, Pierre; Poggi de Aragão, Marcus 45 1991 Some properties of the distance Laplacian eigenvalues of a graph. Zbl 1349.05083Aouchiche, Mustapha; Hansen, Pierre 43 2014 Pooling problem: alternate formulations and solution methods. Zbl 1232.90349Audet, Charles; Brimberg, Jack; Hansen, Pierre; Le Digabel, Sébastien; Mladenović, Nenad 41 2004 Variable neighborhood search: basics and variants. Zbl 1390.90586Hansen, Pierre; Mladenović, Nenad; Todosijević, Raca; Hanafi, Saïd 40 2017 Heuristic solution of the multisource Weber problem as a \(p\)-median problem. Zbl 0911.90240Hansen, Pierre; Mladenović, Nenad; Taillard, Éric 40 1998 Variable neighborhood search for extremal graphs. 20. Automated comparison of graph invariants. Zbl 1274.05235Aouchiche, Mustapha; Caporossi, Gilles; Hansen, Pierre 37 2007 Solving the \(p\)-center problem with tabu search and variable neighborhood search. Zbl 1036.90046Mladenović, Nenad; Labbé, Martine; Hansen, Pierre 36 2003 On the distance signless Laplacian of a graph. Zbl 1381.05015Aouchiche, Mustapha; Hansen, Pierre 35 2016 A plant and warehouse location problem. Zbl 0375.90074Kaufman, Leon; Vanden Eede, Marc; Hansen, Pierre 35 1977 An interior point algorithm for minimum sum-of-squares clustering. Zbl 1049.90129du Merle, O.; Hansen, P.; Jaumard, B.; Mladenovic, N. 34 2000 On a conjecture about the Szeged index. Zbl 1230.05119Aouchiche, M.; Hansen, P. 34 2010 The maximum capture problem with random utilities: problem formulation and algorithms. Zbl 1082.90543Benati, Stefano; Hansen, Pierre 32 2002 Constrained nonlinear 0-1 programming. Zbl 0777.90033Hansen, Pierre; Jaumard, Brigitte; Mathon, Vincent 32 1993 Bounds on the index of the signless Laplacian of a graph. Zbl 1225.05174Oliveira, Carla Silva; de Lima, Leonardo Silva; de Abreu, Nair Maria Maia; Hansen, Pierre 31 2010 Location theory, dominance, and convexity: Some further results. Zbl 0449.90027Hansen, P.; Perreur, J.; Thisse, J.-F. 31 1980 On-line and off-line vertex enumeration by adjacency lists. Zbl 0774.90055Chen, Pey-Chun; Hansen, Pierre; Jaumard, Brigitte 31 1991 Bicriterion cluster analysis. Zbl 0458.62049Delattre, Michel; Hansen, Pierre 30 1980 Bounds and conjectures for the signless Laplacian index of graphs. Zbl 1214.05079Hansen, Pierre; Lucas, Claire 29 2010 Complete-link cluster analysis by graph coloring. Zbl 0432.05004Hansen, Pierre; Delattre, Michel 27 1979 An analytical approach to global optimization. Zbl 0747.90091Hansen, Pierre; Jaumard, Brigitte; Lu, Shi-Hui 27 1991 A symmetrical linear maxmin approach to disjoint bilinear programming. Zbl 0980.90051Audet, Charles; Hansen, Pierre; Jaumard, Brigitte; Savard, Gilles 26 1999 Variable neighborhood search for extremal graphs. IX: Bounding the irregularity of a graph. Zbl 1095.05019Hansen, Pierre; Mélot, Hadrien 26 2005 Bounded vertex colorings of graphs. Zbl 0782.05032Hansen, Pierre; Hertz, Alain; Kuplinsky, Julio 26 1993 Global optimization of univariate Lipschitz functions. II: New algorithms and computational comparison. Zbl 0825.90756Hansen, Pierre; Jaumard, Brigitte; Lu, Shi-Hui 25 1992 On bags and bugs. Zbl 1145.05028Hansen, Pierre; Stevanović, Dragan 25 2008 A survey of solution methods for the continuous location-allocation problem. Zbl 1153.90487Brimberg, Jack; Hansen, Pierre; Mladenović, Nenad; Salhi, Said 25 2008 Attraction probabilities in variable neighborhood search. Zbl 1193.90216Brimberg, Jack; Hansen, Pierre; Mladenovic, Nenad 25 2010 Developments of variable neighborhood search. Zbl 1017.90130Hansen, Pierre; Mladenović, Nenad 24 2002 Proximity and remoteness in graphs: results and conjectures. Zbl 1232.05062Aouchiche, Mustapha; Hansen, Pierre 24 2011 Global optimization of univariate Lipschitz functions. I: Survey and properties. Zbl 0825.90755Hansen, Pierre; Jaumard, Brigitte; Lu, Shi-Hui 24 1992 Uncapacitated plant location under alternative spatial price policies. Zbl 0694.90045Hanjoul, Pierre; Hansen, Pierre; Peeters, Dominique; Thisse, Jacques- François 24 1990 Vertices belonging to all or to no maximum stable sets of a graph. Zbl 0496.90056Hammer, P. L.; Hansen, P.; Simeone, B. 23 1982 The largest small octagon. Zbl 1022.90013Audet, Charles; Hansen, Pierre; Messine, Frédéric; Xiong, Junjie 23 2002 Solution of the multisource Weber and conditional Weber problems by d. -c. programming. Zbl 0979.90099Chen, Pey-Chun; Hansen, Pierre; Jaumard, Brigitte; Tuy, Hoang 22 1998 Variable neighborhood search for extremal graphs. 16. Some conjectures related to the largest eigenvalue of a graph. Zbl 1160.90494Aouchiche, M.; Bell, F. K.; Cvetković, D.; Hansen, P.; Rowlinson, P.; Simić, S. K.; Stevanović, D. 22 2008 Variable neighborhood search for the maximum clique. Zbl 1058.90053Hansen, Pierre; Mladenović, Nenad; Urošević, Dragan 22 2004 An improved column generation algorithm for minimum sum-of-squares clustering. Zbl 1236.90095Aloise, Daniel; Hansen, Pierre; Liberti, Leo 21 2012 A survey of automated conjectures in spectral graph theory. Zbl 1218.05087Aouchiche, M.; Hansen, P. 21 2010 Product selection and space allocation in supermarkets. Zbl 0412.90033Hansen, Pierre; Heinsbroek, Hans 21 1979 Hyperbolic 0-1 programming and query optimization in information retrieval. Zbl 0737.90044Hansen, Pierre; Poggi de Aragão, Marcus V.; Ribeiro, Celso C. 21 1991 On the spectral radius of graphs with a given domination number. Zbl 1143.05042Stevanović, Dragan; Aouchiche, Mustapha; Hansen, Pierre 21 2008 Variable neighborhood search for extremal graphs. 23. On the Randić index and the chromatic number. Zbl 1229.05145Hansen, Pierre; Vukicević, Damir 20 2009 Comparing Zagreb indices of cyclic graphs. Zbl 1299.05046Caporossi, Gilles; Hansen, Pierre; Vukičević, Damir 20 2010 Global minimization of indefinite quadratic functions subject to box constraints. Zbl 0782.90071Hansen, Pierre; Jaumard, Brigitte; Ruiz, Michèle; Xiong, Junjie 20 1993 Bicriterion path problems. Zbl 0444.90098Hansen, Pierre 20 1980 A hybrid variable neighborhood tabu search heuristic for the vehicle routing problem with multiple time windows. Zbl 1348.90069Belhaiza, Slim; Hansen, Pierre; Laporte, Gilbert 20 2014 Algorithms for voting and competitive location on a network. Zbl 0665.90024Hansen, Pierre; Labbé, Martine 20 1988 Sensitivity analysis in multiple objective linear programming: The tolerance approach. Zbl 0679.90069Hansen, Pierre; Labbé, Martine; Wendell, Richard E. 20 1989 Lipschitz optimization. Zbl 0833.90105Hansen, Pierre; Jaumard, Brigitte 19 1995 The basic algorithm for pseudo-Boolean programming revisited. Zbl 0724.90040Crama, Yves; Hansen, Pierre; Jaumard, Brigitte 19 1990 Unimodular functions. Zbl 0597.90058Hansen, Pierre; Simeone, Bruno 19 1986 Nordhaus-Gaddum relations for proximity and remoteness in graphs. Zbl 1193.05092Aouchiche, M.; Hansen, P. 19 2010 On a conjecture about the Randić index. Zbl 1110.05051Aouchiche, Mustapha; Hansen, Pierre 18 2007 Primal-dual variable neighborhood search for the simple plant-location problem. Zbl 1241.90072Hansen, Pierre; Brimberg, Jack; Urošević, Dragan; Mladenović, Nenad 18 2007 Autographix: a survey. Zbl 1200.05002Aouchiche, M.; Caporossi, G.; Hansen, P.; Laffay, M. 18 2005 Heuristic procedures for solving the discrete ordered median problem. Zbl 1105.90332Domínguez-Marín, Patricia; Nickel, Stefan; Hansen, Pierre; Mladenović, Nenad 18 2005 First vs. best improvement: an empirical study. Zbl 1120.90048Hansen, Pierre; Mladenović, Nenad 18 2006 The small octagon with longest perimeter. Zbl 1259.90096Audet, Charles; Hansen, Pierre; Messine, Frédéric 17 2007 A reliable affine relaxation method for global optimization. Zbl 1320.90065Ninin, Jordan; Messine, Frédéric; Hansen, Pierre 17 2015 Extremal problems for convex polygons. Zbl 1179.90306Audet, Charles; Hansen, Pierre; Messine, Frédéric 17 2007 The minimum spectral radius of graphs with a given clique number. Zbl 1148.05306Stevanović, Dragan; Hansen, Pierre 17 2008 Variable neighborhood search for extremal graphs. III: On the largest eigenvalue of color-constrained trees. Zbl 1003.05058Cvetković, D.; Simić, S.; Caporossi, G.; Hansen, P. 16 2001 On the extremal values of the second largest \(Q\)-eigenvalue. Zbl 1222.05146Aouchiche, Mustapha; Hansen, Pierre; Lucas, Claire 16 2011 Improved compact linearizations for the unconstrained quadratic 0-1 minimization problem. Zbl 1178.90251Hansen, Pierre; Meyer, Christophe 16 2009 Merging the local and global approaches to probabilistic satisfiability. Zbl 1343.68220Hansen, Pierre; Perron, Sylvain 15 2008 Variable neighborhood search for minimum cost berth allocation. Zbl 1160.90497Hansen, Pierre; Oğuz, Ceyda; Mladenović, Nenad 15 2008 Variable neighborhood search for extremal graphs. 19. Further conjectures and results about the Randić index. Zbl 1142.05014Aouchiche, Mustapha; Hansen, Pierre; Zheng, Maolin 15 2007 Set covering and packing formulations of graph coloring: Algorithms and first polyhedral results. Zbl 1279.90115Hansen, P.; Labbé, M.; Schindl, D. 15 2009 Automated results and conjectures on average distance in graphs. Zbl 1114.05050Aouchiche, Mustapha; Hansen, Pierre 14 2007 Enumeration of all the extreme equilibria in game theory: bimatrix and polymatrix games. Zbl 1122.91009Audet, C.; Belhaiza, S.; Hansen, P. 14 2006 Variable neighborhood search for extremal graphs. VIII: Variations on Graffiti 105. Zbl 0994.05078Aouchiche, Mustapha; Caporossi, Gilles; Hansen, Pierre 14 2001 Sequential variable neighborhood descent variants: an empirical study on the traveling salesman problem. Zbl 1366.90182Mjirda, Anis; Todosijević, Raca; Hanafi, Saïd; Hansen, Pierre; Mladenović, Nenad 14 2017 On the geometry of Nash equilibria and correlated equilibria. Zbl 1098.91008Nau, Robert; Gomez Canovas, Sabrina; Hansen, Pierre 14 2004 Using symbolic calculations to determine largest small polygons. Zbl 1480.51006Audet, Charles; Hansen, Pierre; Svrtan, Dragutin 2 2021 Geometric-arithmetic index and minimum degree of connected graphs. Zbl 1472.92273Aouchiche, Mustapha; El Hallaoui, Issmail; Hansen, Pierre 3 2020 On the difference of energies of a graph and its complement graph. Zbl 1454.05071Mojallal, Seyed Ahmad; Hansen, Pierre 2 2020 Comparing the geometric-arithmetic index and the spectral radius of graphs. Zbl 1473.92056Aouchiche, Mustapha; Hansen, Pierre 2 2020 On distance Laplacian and distance signless Laplacian eigenvalues of graphs. Zbl 1422.05062Das, Kinkar C.; Aouchiche, Mustapha; Hansen, Pierre 3 2019 Integral simplex using double decomposition for set partitioning problems. Zbl 1458.90477Foutlane, Omar; El Hallaoui, Issmail; Hansen, Pierre 2 2019 On (distance) Laplacian energy and (distance) signless Laplacian energy of graphs. Zbl 1387.05147Das, Kinkar Ch.; Aouchiche, Mustapha; Hansen, Pierre 13 2018 Cospectrality of graphs with respect to distance matrices. Zbl 1428.05183Aouchiche, Mustapha; Hansen, Pierre 10 2018 Variable neighborhood search: basics and variants. Zbl 1390.90586Hansen, Pierre; Mladenović, Nenad; Todosijević, Raca; Hanafi, Saïd 40 2017 Sequential variable neighborhood descent variants: an empirical study on the traveling salesman problem. Zbl 1366.90182Mjirda, Anis; Todosijević, Raca; Hanafi, Saïd; Hansen, Pierre; Mladenović, Nenad 14 2017 Proximity, remoteness and girth in graphs. Zbl 1396.05054Aouchiche, M.; Hansen, P. 7 2017 The geometric-arithmetic index and the chromatic number of connected graphs. Zbl 1372.05063Aouchiche, Mustapha; Hansen, Pierre 4 2017 Distance Laplacian eigenvalues and chromatic number in graphs. Zbl 1488.05291Aouchiche, Mustapha; Hansen, Pierre 3 2017 New VNP for automatic programming. Zbl 1390.90549Elleuch, Souhir; Hansen, Pierre; Jarboui, Bassem; Mladenović, Nenad 2 2017 On the nullity number of graphs. Zbl 1467.05134Aouchiche, Mustapha; Hansen, Pierre 2 2017 On the distance signless Laplacian of a graph. Zbl 1381.05015Aouchiche, Mustapha; Hansen, Pierre 35 2016 Proximity, remoteness and distance eigenvalues of a graph. Zbl 1344.05085Aouchiche, Mustapha; Hansen, Pierre 9 2016 A reliable affine relaxation method for global optimization. Zbl 1320.90065Ninin, Jordan; Messine, Frédéric; Hansen, Pierre 17 2015 New heuristic for harmonic means clustering. Zbl 1334.90137Carrizosa, Emilio; Alguwaizani, Abdulrahman; Hansen, Pierre; Mladenović, Nenad 4 2015 Adding cohesion constraints to models for modularity maximization in networks. Zbl 1397.05170Cafieri, Sonia; Costa, Alberto; Hansen, Pierre 2 2015 Distance spectra of graphs: a survey. Zbl 1295.05093Aouchiche, Mustapha; Hansen, Pierre 142 2014 Some properties of the distance Laplacian eigenvalues of a graph. Zbl 1349.05083Aouchiche, Mustapha; Hansen, Pierre 43 2014 A hybrid variable neighborhood tabu search heuristic for the vehicle routing problem with multiple time windows. Zbl 1348.90069Belhaiza, Slim; Hansen, Pierre; Laporte, Gilbert 20 2014 Reformulation of a model for hierarchical divisive graph modularity maximization. Zbl 1303.90111Cafieri, Sonia; Costa, Alberto; Hansen, Pierre 7 2014 Improving heuristics for network modularity maximization using an exact algorithm. Zbl 1303.90112Cafieri, Sonia; Hansen, Pierre; Liberti, Leo 6 2014 A locally optimal hierarchical divisive heuristic for bipartite modularity maximization. Zbl 1292.90301Costa, Alberto; Hansen, Pierre 5 2014 On the Weber facility location problem with limited distances and side constraints. Zbl 1294.90033Fernandes, Isaac F.; Aloise, Daniel; Aloise, Dario J.; Hansen, Pierre; Liberti, Leo 4 2014 Maxminmin \(p\)-dispersion problem: a variable neighborhood search approach. Zbl 1348.90605Saboonchi, Behnaz; Hansen, Pierre; Perron, Sylvain 4 2014 Globally optimal clusterwise regression by column generation enhanced with heuristics, sequencing and ending subset optimization. Zbl 1360.62318Carbonneau, Réal A.; Caporossi, Gilles; Hansen, Pierre 3 2014 Column generation bounds for numerical microaggregation. Zbl 1312.90043Aloise, Daniel; Hansen, Pierre; Rocha, Caroline; Santi, Éverton 2 2014 A note on bimatrix game maximal Selten subsets. Zbl 1308.91007Belhaiza, Slim; Audet, Charles; Hansen, Pierre 2 2014 Variable neighborhood search for edge-ratio network clustering. Zbl 1476.05192Cafieri, Sonia; Hansen, Pierre; Mladenović, Nenad 1 2014 A polynomial algorithm for a class of 0-1 fractional programming problems involving composite functions, with an application to additive clustering. Zbl 1365.90248Hansen, Pierre; Meyer, Christophe 1 2014 Two Laplacians for the distance matrix of a graph. Zbl 1282.05086Aouchiche, Mustapha; Hansen, Pierre 116 2013 A survey of Nordhaus-Gaddum type relations. Zbl 1259.05083Aouchiche, Mustapha; Hansen, Pierre 89 2013 On the impact of symmetry-breaking constraints on spatial branch-and-bound for circle packing in a square. Zbl 1262.90143Costa, Alberto; Hansen, Pierre; Liberti, Leo 8 2013 Modularity maximization in networks by variable neighborhood search. Zbl 1276.90055Aloise, Daniel; Caporossi, Gilles; Hansen, Pierre; Liberti, Leo; Perron, Sylvain; Ruiz, Manuel 4 2013 Open problems on graph eigenvalues studied with AutoGraphiX. Zbl 1301.05211Aouchiche, Mustapha; Caporossi, Gilles; Hansen, Pierre 3 2013 The small octagons of maximal width. Zbl 1269.52002Audet, Charles; Hansen, Pierre; Messine, Frédéric; Ninin, Jordan 3 2013 Sequential clustering with radius and split criteria. Zbl 1267.90178Mladenovic, Nenad; Hansen, Pierre; Brimberg, Jack 2 2013 An improved column generation algorithm for minimum sum-of-squares clustering. Zbl 1236.90095Aloise, Daniel; Hansen, Pierre; Liberti, Leo 21 2012 Extensions to the repetitive branch and bound algorithm for globally optimal clusterwise regression. Zbl 1251.90313Carbonneau, Réal A.; Caporossi, Gilles; Hansen, Pierre 7 2012 On proper refinement of Nash equilibria for bimatrix games. Zbl 1259.91006Belhaiza, Slim; Audet, Charles; Hansen, Pierre 3 2012 The normalized revised Szeged index. Zbl 1289.05114Aouchiche, Mustapha; Hansen, Pierre 2 2012 Proximity and remoteness in graphs: results and conjectures. Zbl 1232.05062Aouchiche, Mustapha; Hansen, Pierre 24 2011 On the extremal values of the second largest \(Q\)-eigenvalue. Zbl 1222.05146Aouchiche, Mustapha; Hansen, Pierre; Lucas, Claire 16 2011 Evaluating a branch-and-bound RLT-based algorithm for minimum sum-of-squares clustering. Zbl 1213.90205Aloise, Daniel; Hansen, Pierre 10 2011 Variable neighborhood search for harmonic means clustering. Zbl 1219.68129Alguwaizani, Abdulrahman; Hansen, Pierre; Mladenović, Nenad; Ngai, Eric 8 2011 A new column generation algorithm for logical analysis of data. Zbl 1225.90175Hansen, Pierre; Meyer, Christophe 7 2011 The small hexagon and heptagon with maximum sum of distances between vertices. Zbl 1211.90258Audet, Charles; Guillou, Anthony; Hansen, Pierre; Messine, Frédéric; Perron, Sylvain 2 2011 Maximizing edge-ratio is NP-complete. Zbl 1408.68069Noble, Steven D.; Hansen, Pierre; Mladenović, Nenad 1 2011 Remarks on solutions to a nonconvex quadratic programming test problem. Zbl 1220.90078Audet, Charles; Hansen, Pierre; Perron, Sylvain 1 2011 Variable neighbourhood search: methods and applications. Zbl 1185.90211Hansen, Pierre; Mladenović, Nenad; Moreno Pérez, José A. 158 2010 On a conjecture about the Szeged index. Zbl 1230.05119Aouchiche, M.; Hansen, P. 34 2010 Bounds on the index of the signless Laplacian of a graph. Zbl 1225.05174Oliveira, Carla Silva; de Lima, Leonardo Silva; de Abreu, Nair Maria Maia; Hansen, Pierre 31 2010 Bounds and conjectures for the signless Laplacian index of graphs. Zbl 1214.05079Hansen, Pierre; Lucas, Claire 29 2010 Attraction probabilities in variable neighborhood search. Zbl 1193.90216Brimberg, Jack; Hansen, Pierre; Mladenovic, Nenad 25 2010 A survey of automated conjectures in spectral graph theory. Zbl 1218.05087Aouchiche, M.; Hansen, P. 21 2010 Comparing Zagreb indices of cyclic graphs. Zbl 1299.05046Caporossi, Gilles; Hansen, Pierre; Vukičević, Damir 20 2010 Nordhaus-Gaddum relations for proximity and remoteness in graphs. Zbl 1193.05092Aouchiche, M.; Hansen, P. 19 2010 Exact and heuristic solutions of the global supply chain problem with transfer pricing. Zbl 1176.90667Perron, Sylvain; Hansen, Pierre; Le Digabel, Sébastien; Mladenović, Nenad 10 2010 A sharp upper bound on algebraic connectivity using domination number. Zbl 1195.05035Aouchiche, M.; Hansen, P.; Stevanović, D. 6 2010 Formulation symmetries in circle packing. Zbl 1274.90500Costa, Alberto; Liberti, Leo; Hansen, Pierre 6 2010 NP-hardness of Euclidean sum-of-squares clustering. Zbl 1378.68047Aloise, Daniel; Deshpande, Amit; Hansen, Pierre; Popat, Preyas 124 2009 Variable neighborhood search for extremal graphs. 23. On the Randić index and the chromatic number. Zbl 1229.05145Hansen, Pierre; Vukicević, Damir 20 2009 Improved compact linearizations for the unconstrained quadratic 0-1 minimization problem. Zbl 1178.90251Hansen, Pierre; Meyer, Christophe 16 2009 Set covering and packing formulations of graph coloring: Algorithms and first polyhedral results. Zbl 1279.90115Hansen, P.; Labbé, M.; Schindl, D. 15 2009 Isoperimetric polygons of maximum width. Zbl 1160.52001Audet, Charles; Hansen, Pierre; Messine, Frédéric 9 2009 Locating objects in the plane using global optimization techniques. Zbl 1231.90272Blanquero, Rafael; Carrizosa, Emilio; Hansen, Pierre 9 2009 Extremal problems for convex polygons – an update. Zbl 1182.65088Audet, Charles; Hansen, Pierre; Messine, Frédéric 7 2009 Variable neighborhood search for extremal graphs. 22. Extending bounds for independence to upper irredundance. Zbl 1227.05169Aouchiche, Mustapha; Favaron, Odile; Hansen, Pierre 7 2009 Simple polygons of maximum perimeter contained in a unit disk. Zbl 1166.52003Audet, Charles; Hansen, Pierre; Messine, Frédéric 6 2009 Variable neighborhood search for extremal graphs. 17: Further conjectures and results about the index. Zbl 1229.05128Aouchiche, Mustapha; Hansen, Pierre; Stevanović, Dragan 5 2009 A new sequence form approach for the enumeration and refinement of all extreme Nash equilibria for extensive form games. Zbl 1193.91019Audet, Charles; Belhaiza, Slim; Hansen, Pierre 5 2009 A restarted and modified simplex search for unconstrained optimization. Zbl 1177.90203Zhao, Qiu Hong; Urosević, Dragan; Mladenović, Nenad; Hansen, Pierre 4 2009 Average distance and maximum induced forest. Zbl 1182.05049Hansen, Pierre; Hertz, Alain; Kilani, Rim; Marcotte, Odile; Schindl, David 4 2009 A study on the variable proximity in extremal graphs. XXVI. New results on girth. (Recherche à voisinage variable de graphes extrémaux 26. Nouveaux résultats sur la maille.) Zbl 1229.05127Aouchiche, Mustapha; Favaron, Odile; Hansen, Pierre 2 2009 Variable neighbourhood search: Methods and applications. Zbl 1179.90332Hansen, Pierre; Mladenović, Nenad; Moreno Pérez, José A. 73 2008 On bags and bugs. Zbl 1145.05028Hansen, Pierre; Stevanović, Dragan 25 2008 A survey of solution methods for the continuous location-allocation problem. Zbl 1153.90487Brimberg, Jack; Hansen, Pierre; Mladenović, Nenad; Salhi, Said 25 2008 Variable neighborhood search for extremal graphs. 16. Some conjectures related to the largest eigenvalue of a graph. Zbl 1160.90494Aouchiche, M.; Bell, F. K.; Cvetković, D.; Hansen, P.; Rowlinson, P.; Simić, S. K.; Stevanović, D. 22 2008 On the spectral radius of graphs with a given domination number. Zbl 1143.05042Stevanović, Dragan; Aouchiche, Mustapha; Hansen, Pierre 21 2008 The minimum spectral radius of graphs with a given clique number. Zbl 1148.05306Stevanović, Dragan; Hansen, Pierre 17 2008 Merging the local and global approaches to probabilistic satisfiability. Zbl 1343.68220Hansen, Pierre; Perron, Sylvain 15 2008 Variable neighborhood search for minimum cost berth allocation. Zbl 1160.90497Hansen, Pierre; Oğuz, Ceyda; Mladenović, Nenad 15 2008 Variable neighborhood search for extremal graphs. 21. Conjectures and results about the independence number. Zbl 1173.05022Aouchiche, Mustapha; Brinkmann, Gunnar; Hansen, Pierre 14 2008 Exact \(L_{2}\)-norm plane separation. Zbl 1159.90514Audet, Charles; Hansen, Pierre; Karam, Alejandro; Ng, Chi To; Perron, Sylvain 6 2008 Data mining and mathematical programming. Chapters of the book are based on lectures at the workshop, Montreal, Canada, October 10–13, 2006. Zbl 1137.68011 6 2008 The maximum return-on-investment plant location problem with market share. Zbl 1145.90416Brimberg, J.; Hansen, P.; Laporte, G.; Mladenović, N.; Urošević, D. 4 2008 Ranking small regular polygons by area and by perimeter. Zbl 1249.52005Audet, Charles; Hansen, Pierre; Messine, Frédéric 1 2008 The \(p\)-median problem: a survey of metaheuristic approaches. Zbl 1163.90610Mladenović, Nenad; Brimberg, Jack; Hansen, Pierre; Moreno-Pérez, José A. 81 2007 Variable neighborhood search for extremal graphs. 20. Automated comparison of graph invariants. Zbl 1274.05235Aouchiche, Mustapha; Caporossi, Gilles; Hansen, Pierre 37 2007 On a conjecture about the Randić index. Zbl 1110.05051Aouchiche, Mustapha; Hansen, Pierre 18 2007 Primal-dual variable neighborhood search for the simple plant-location problem. Zbl 1241.90072Hansen, Pierre; Brimberg, Jack; Urošević, Dragan; Mladenović, Nenad 18 2007 The small octagon with longest perimeter. Zbl 1259.90096Audet, Charles; Hansen, Pierre; Messine, Frédéric 17 2007 Extremal problems for convex polygons. Zbl 1179.90306Audet, Charles; Hansen, Pierre; Messine, Frédéric 17 2007 Variable neighborhood search for extremal graphs. 19. Further conjectures and results about the Randić index. Zbl 1142.05014Aouchiche, Mustapha; Hansen, Pierre; Zheng, Maolin 15 2007 Automated results and conjectures on average distance in graphs. Zbl 1114.05050Aouchiche, Mustapha; Hansen, Pierre 14 2007 Arbitrary-norm hyperplane separation by variable neighbourhood search. Zbl 1177.90376Karam, Alejandro; Caporossi, Gilles; Hansen, Pierre 9 2007 On pitfalls in computing the geodetic number of a graph. Zbl 1152.05337Hansen, Pierre; van Omme, Nikolaj 6 2007 ...and 210 more Documents all cited Publications top 5 cited Publications all top 5 Cited by 5,457 Authors 133 Hansen, Pierre 104 Mladenović, Nenad 40 Pardalos, Panos M. 38 Carrizosa, Emilio 32 Aouchiche, Mustapha 32 Urošević, Dragan 31 Das, Kinkar Chandra 31 Jaumard, Brigitte 31 Puerto Albandoz, Justo 31 Zhou, Bo 29 Audet, Charles 29 Brimberg, Jack 29 Li, Shuchao 28 Salhi, Said 27 Drezner, Zvi 27 Prokopyev, Oleg Alexan 26 Duarte, Abraham 25 Kel’manov, Aleksandr Vasil’evich 24 Lin, Huiqiu 22 Hanafi, Saïd 22 Liberti, Leo 21 Aloise, Daniel 21 Todosijević, Raca 20 Baghipur, Maryam 20 Bagirov, Adil M. 20 de Werra, Dominique 20 Jarboui, Bassem 20 Laporte, Gilbert 19 Brusco, Michael J. 19 Plastria, Frank 19 Souza, Marcone Jamilson Freitas 18 Crama, Yves 17 Billionnet, Alain 17 Pirzada, Shariefuddin 17 Subramanian, Anand Prabhu 16 Alhevaz, Abdollah 16 Boros, Endre 16 Dörner, Karl F. 16 Hertz, Alain 16 Khandeev, Vladimir Il’ich 16 Labbé, Martine V. 16 Messine, Frédéric 16 Ochi, Luiz Satoru 16 Savard, Gilles 16 Shu, Jinlong 15 Hartl, Richard F. 15 Kochetov, Yuriĭ Andreevich 15 Lin, Hongying 15 Lu, Jie 15 Rodriguez-Chia, Antonio M. 14 Ganie, Hilal Ahmad 14 Gutman, Ivan M. 14 Li, Xueliang 14 Locatelli, Marco 14 Punnen, Abraham P. 14 Zhang, Guangquan 13 Floudas, Christodoulos Achilleus 13 Gendreau, Michel 13 Glover, Fred W. 13 Martí, Rafael 13 Ribeiro, Celso Carneiro 13 Sörensen, Kenneth 12 Hammer, Peter Ladislaw 12 Maculan, Nelson F. 12 Pei, Jun 12 Sánchez-Oro, Jesús 12 Simeone, Bruno 12 Steinley, Douglas L. 12 Stevanović, Dragan 12 Xu, Dachuan 11 Cordeau, Jean-François 11 Hua, Hongbo 11 Irawan, Chandra Ade 11 Lodi, Andrea 11 Marinakis, Yannis 11 Pardo, Eduardo G. 11 Pyatkin, Artëm Valer’evich 11 Schmidt, Martin 11 Sherali, Hanif D. 11 Wu, Baoyindureng 11 Zufferey, Nicolas 10 Burke, Edmund Kieran 10 Coelho, Vitor Nazário 10 Desrosiers, Jacques 10 Elloumi, Sourour 10 Mao, Yaping 10 Marín, Alfredo 10 Migdalas, Athanasios 10 Prins, Christian 10 Raidl, Günther R. 10 Ramane, Harishchandra S. 10 Santos, Haroldo Gambini 9 Belhaiza, Slim 9 Coelho, Igor Machado 9 Gendron, Bernard 9 Hao, Jin-Kao 9 Iori, Manuel 9 Klavžar, Sandi 9 Kochenberger, Gary A. 9 Laguna, Manuel ...and 5,357 more Authors all top 5 Cited in 327 Serials 519 European Journal of Operational Research 414 Computers & Operations Research 234 Discrete Applied Mathematics 203 Journal of Global Optimization 157 Linear Algebra and its Applications 155 Annals of Operations Research 90 Applied Mathematics and Computation 71 Optimization Letters 66 Mathematical Programming. 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Discrete Mathematics Letters 4 Indian Journal of Pure & Applied Mathematics 4 Journal of Mathematical Analysis and Applications 4 Journal of Computer and System Sciences 4 Journal of Graph Theory 4 Journal of Mathematical Economics 4 Mathematics of Operations Research 4 Naval Research Logistics 4 OR Spektrum ...and 227 more Serials all top 5 Cited in 44 Fields 2,637 Operations research, mathematical programming (90-XX) 904 Combinatorics (05-XX) 479 Computer science (68-XX) 222 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 197 Statistics (62-XX) 165 Numerical analysis (65-XX) 164 Linear and multilinear algebra; matrix theory (15-XX) 104 Biology and other natural sciences (92-XX) 51 Calculus of variations and optimal control; optimization (49-XX) 45 Convex and discrete geometry (52-XX) 31 Mathematical logic and foundations (03-XX) 20 Systems theory; control (93-XX) 19 Probability theory and stochastic processes (60-XX) 18 Information and communication theory, circuits (94-XX) 12 Order, lattices, ordered algebraic structures (06-XX) 10 Geometry (51-XX) 8 General and overarching topics; collections (00-XX) 6 History and biography (01-XX) 6 Ordinary differential equations (34-XX) 5 Mechanics of deformable solids (74-XX) 4 Approximations and expansions (41-XX) 4 Operator theory (47-XX) 3 Functional analysis (46-XX) 3 Differential geometry (53-XX) 3 General topology (54-XX) 2 Number theory (11-XX) 2 Commutative algebra (13-XX) 2 Algebraic geometry (14-XX) 2 Real functions (26-XX) 2 Dynamical systems and ergodic theory (37-XX) 2 Quantum theory (81-XX) 2 Statistical mechanics, structure of matter (82-XX) 2 Geophysics (86-XX) 1 General algebraic systems (08-XX) 1 Group theory and generalizations (20-XX) 1 Measure and integration (28-XX) 1 Functions of a complex variable (30-XX) 1 Partial differential equations (35-XX) 1 Difference and functional equations (39-XX) 1 Integral equations (45-XX) 1 Manifolds and cell complexes (57-XX) 1 Global analysis, analysis on manifolds (58-XX) 1 Mechanics of particles and systems (70-XX) 1 Fluid mechanics (76-XX) Citations by Year Wikidata Timeline The data are displayed as stored in Wikidata under a Creative Commons CC0 License. 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