The international timetabling competition on sports timetabling (ITC2021)

D Van Bulck, D Goossens - European Journal of Operational Research, 2023 - Elsevier
Abstract The fifth International Timetabling Competition ITC2021 aims to instigate further
research on automated sports timetabling. The competition's problem consists of …

Relax-and-Fix and Fix-and-Optimise algorithms to solve an integrated network design problem for closing a supply chain with hybrid retailers/collection centres

M Amiri-Aref, M Doostmohammadi - Computers & Operations Research, 2025 - Elsevier
This paper studies a multi-echelon closed-loop supply chain network design problem that is
characterised by a set of hybrid retailers/collection centres in a multi-period setting. This …

Beyond leagues: A single incomplete round robin tournament for multi-league sports timetabling

M Li, D Van Bulck, D Goossens - European Journal of Operational …, 2025 - Elsevier
Most sports associations regularly face the problem of determining and scheduling games
for dozens if not hundreds of non-professional (youth) teams. For practical reasons and …

A fix-and-optimize heuristic for the ITC2021 sports timetabling problem

GHG Fonseca, TAM Toffolo - Journal of Scheduling, 2022 - Springer
This paper addresses the general and challenging Sports Timetabling Problem proposed
during the International Timetabling Competition of 2021 (ITC2021). The problem is …

Round-robin scheduling with regard to rest differences

T Tuffaha, B Çavdaroğlu, T Atan - TOP, 2023 - Springer
Fairness is a key consideration in designing sports schedules. When two teams play against
each other, it is only fair to let them rest the same amount of time before their game. In this …

[PDF][PDF] An Enhanced Particle Swarm Optimization for ITC2021 Sports Timetabling.

MK Alsmadi, GM Jaradat, M Alzaqebah… - … , Materials & Continua, 2022 - academia.edu
Timetabling problem is among the most difficult operational tasks and is an important step in
raising industrial productivity, capability, and capacity. Such tasks are usually tackled using …