8th Workshop on Combinatorial Optimization
04/10/2024  

joint organization by CMAFcIO, MOSAIC group of CEGIST and CEMAPRE 

FCT | UIDB/04561/2020 | https://doi.org/10.54499/UIDB/04561/2020

the workshop will take place at room C6.2.33 at Faculty of Sciences, ULisboa

 

For logistical reasons, it is mandatory to register (free) sending an email to  cmafcio@ciencias.ulisboa.pt with "8th Workshop on Combinatorial Optimization" on the subject, until October 1st

9:45 − 10:00Opening
Luís Gouveia (CMAFcIO), José Rui Figueira (coordinator of the MOSAIC group of CEGIST) and Cândida Mourão (CEMAPRE)
 chair: Cândida Mourão
10:00 − 10:30

An iterated local search algorithm for the traveling purchaser problem 
Tomás Kapancioglu (CEMAPRE)

joint work with: Raquel Bernardino (CEMAPRE & ISEG, ULisboa)
10:30 - 11:00

Formulations and Branch-and-cut algorithms for the Period Travelling Salesman Problem 
Sofia Henriques (CMAFcIO, ULisboa)

joint work with: Ana Paias (CMAFcIO, ULisboa)
11:00 - 11:15Coffee  Break
 chair: Luís Gouveia
11:15 - 12:00

Branch-and-cut algorithms for colorful components problems 
Claudia Archetti (University of Brescia)

joint work with: Carmine Sorgente (University of Salerno)
 Martina Cerulli (University of Salerno)
12:00 - 13:30Lunch  Break
 chair: José Rui Figueira
13:30 - 14:00

On extensions of Node-Depot Assignment Formulations for the Hamiltonian p-Median Problem 
Francisco Canas (CMAFcIO, ULisboa)

joint work with: Luís Gouveia (CMAFcIO, ULisboa)
14:00 - 14:30

Synchronization in Vehicle Routing: Optimization-Simulation Approach 
Raquel Bernardino (CEMAPRE & ISEG, ULisboa)

joint work with: Daniel Santos (CEGIST & IST, ULisboa)
 Filippo Visintin (Department of Industrial Engineering, Università degli Studi di Firenze)
14:30 - 15:00

Revisiting a Cornuéjols-Nemhauser-Wolsey formulation for the p-median problem
Cristina Requejo (ISEG and CEMAPRE, University of Lisbon)

joint work with: Agostinho Agra (Department of Mathematics and CIDMA, University of Aveiro)