Andrea Tramontani  Andrea Tramontani photo       

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Advisory Software Scientist - CPLEX Optimizer


Professional Associations

Professional Associations:  Mathematical Optimization Society


Improving branch-and-cut performance by random sampling
Matteo Fischetti, Andrea Lodi, Michele Monaci, Domenico Salvagnin, Andrea Tramontani
Mathematical Programming Computation 8(1), 113--132, 2016


On mathematical programming with indicator constraints
Pierre Bonami, Andrea Lodi, Andrea Tramontani, Sven Wiese
Mathematical Programming Ser. B 151(1), 191--223, 2015


On the practical strength of two-row tableau cuts
Santanu S. Dey, Andrea Lodi, Andrea Tramontani, Laurence A. Wolsey
INFORMS Journal on Computing 26(2), 222--237, 2014


Performance variability in mixed-integer programming
Andrea Lodi, Andrea Tramontani
TutORials in Operations Research: Theory Driven by Influential Applications (H. Topaloglu, ed.), pp 1--12, pp. 1--12, INFORMS, Catonsville, MD, 2013


A time bucket formulation for the traveling salesman problem with time windows
Sanjeeb Dash, Oktay Gunluk, Andrea Lodi, Andrea Tramontani
INFORMS Journal on Computing24, 132--147, 2012


Enhanced mixed integer programming techniques and routing problems
Andrea Tramontani
4OR - A Quarterly Journal of Operations Research 9(3), 325--328, 2011

On the separation of disjunctive cuts
Matteo Fischetti, Andrea Lodi, Andrea Tramontani
Mathematical Programming Ser. A 128(1), 205--230, 2011

Disjunctive inequalities: applications and extensions
Pietro Belotti, Leo Liberti, Andrea Lodi, Giacomo Nannicini, Andrea Tramontani
Wiley Encyclopedia of Operations Research and Management Science (J.J. Cochran, L.A. Cox Jr., P. Keskinocak, J.P. Kharoufeh and J.C. Smith, eds.), vol. 2, pp. 1441--1450, pp. 1441--1450, John Wiley & Sons, Inc., 2011


An ILP improvement procedure for the open vehicle routing problem
Majid Salari, Paolo Toth, Andrea Tramontani
Computers & Operations Research 37(12), 2106--2120, 2010

Experiments with two row tableau cuts
Santanu S. Dey, Andrea Lodi, Andrea Tramontani, Laurence A. Wolsey
IPCO 2010, Proceedings 14th Conference on Integer and Combinatorial Optimization (F. Eisenbrand and B. Shepherd, Eds.), LNCS 6080, pp. 424--437, pp. 424--437, Springer-Verlag


Recent developments in multi-row cuts
Santanu S. Dey, Andrea Tramontani
Optima80, 2--8, 2009


An integer linear programming local search for capacitated vehicle routing problems
Paolo Toth, Andrea Tramontani
The Vehicle Routing Problem: Latest Advances and New Challenges (B. Golden, S. Raghavan and E. Wasil, eds.), pp. 275 -- 295, pp. 275 -- 295, Springer, 2008


Improving on Branch-and-Cut Algorithms for Generalized Minimum Spanning Trees
Corinne Feremans, Andrea Lodi, Paolo Toth, Andrea Tramontani
Pacific Journal of Optimization 1(3), 491 -- 508, 2005

Technical Areas