Talks and presentations

Talks at conferences/workshops with proceedings


Symbolism for modelling, reformulations, and parallelism: MaxiCP-Modelling

Guillaume Derval, Damien Ernst
The 22nd workshop on Constraint Modelling and Reformulation, ModRef 2023, 2023 [Paper link] 

A review of the Constraint Programming MOOC on EdX

Augustin Delecluse, Guillaume Derval, Laurent Michel, Pierre Schaus, Pascal Van Hentenryck
Workshop on Teaching Constraint Programming, WTCP 2023, 2023 [Paper link] 

Optimal Decoding of Hidden Markov Models With Consistency Constraints

Alexandre Dubray, Guillaume Derval, Siegfried Nijssen, Pierre Schaus
International Conference on Discovery Science, 2022 [Paper link] 

Nowcasting COVID-19 hospitalizations using Google Trends and LSTM

Guillaume Derval, Vincent François-Lavet, Pierre Schaus
AI 4 Social Good workshop 2020, 2020 [Paper link] 

Mining constrained regions of interest: An optimization approach

Alexandre Dubray, Guillaume Derval, Siegfried Nijssen, Pierre Schaus
International Conference on Discovery Science, 2020 [Paper link] 

The maximum weighted submatrix coverage problem: A CP approach

Guillaume Derval, Vincent Branders, Pierre Dupont, Pierre Schaus
International conference on integration of constraint programming, artificial intelligence, and operations research (CPAIOR 2019), 2019 [Paper link] 

Mining a maximum weighted set of disjoint submatrices

Vincent Branders, Guillaume Derval, Pierre Schaus, Pierre Dupont
International Conference on Discovery Science, 2019 [Paper link] 

An aggregate learning approach for interpretable semi-supervised population prediction and disaggregation using ancillary data

Guillaume Derval, Frédéric Docquier, Pierre Schaus
Joint European Conference on Machine Learning and Knowledge Discovery in Databases (ECML-PKDD 2019), 2019 [Paper link] 

Improved filtering for the bin-packing with cardinality constraint

Guillaume Derval, Jean-Charles Régin, Pierre Schaus
Constraints Journal (presented at the CP conference 2017), 2018 [Paper link] 

Embarassingly Parallel Search Reengineered

Guillaume Derval, Pierre Schaus, Jean-Charles Régin
Doctoral Program of the 22nd International Conference on Principles and Practice of Constraint Programming (CP 2016), 2016 [Paper link] 

Automatic grading of programming exercises in a MOOC using the INGInious platform

Guillaume Derval, Anthony Gego, Pierre Reinbold, Benjamin Frantzen, Peter Van Roy
European Stakeholder Summit on experiences and best practices in and around MOOCs (EMOOCS’15), 2015 [Paper link] 

Talks at conferences/workshops without proceedings


The journey of creating a modelling language

Bardhyl Miftari, Guillaume Derval, Quentin Louveaux, Damien Ernst
18th INFORMS Computing Society (ICS) Conference, 2025, 2025 [Slides] 

Sensitivity analysis for linear changes of the constraint matrix of a linear program

Bardhyl Miftari, Guillaume Derval, Quentin Louveaux, Damien Ernst
European Conference on Operational Research (EURO 2024), 2024 [Slides] 

Parametric upper and lower bounds of linear variations of a linear problem’s LHS

Bardhyl Miftari, Guillaume Derval, Quentin Louveaux, Damien Ernst
Annual Conference of the Belgian Operational Research Society (ORBEL 38), 2024 [Slides] 

Efficient exact recomputation of linear modifications of the constraints matrix in Linear Programming

Guillaume Derval, Bardhyl Miftari, Quentin Louveaux, Damien Ernst
European Conference on Operational Research (EURO 2024), 2024 [Slides] 

Tutorial:“An Introduction To Sizing And Operations of Energy Systems with GBOML”

Bardhyl Miftari, Guillaume Derval, Damien Ernst
2nd International workshop on" Open Source Modeling and Simulation of Energy Systems" OSMSES 2023, 2023 [Slides] 

GBOML: A modelling tool for structured MILPs

Bardhyl Miftari, Guillaume Derval, Mathias Berger, Damien Ernst
Conference of the International Federation of Operational Research Societies (IFORS 2023), 2023 [Slides] 

Exploiting structure in MILP: a modeler’s perspective

Bardhyl Miftari, Mathias Berger, Guillaume Derval, Damien Ernst
SIAM OP23, 2023 [Slides] 

Talks outside scientific conferences and workshops


Les communautés d'énergie renouvelables et le partage d'énergie

Guillaume Derval
Conférence Liège Créative 22/02/24, 2024

Sizing and Operations of Energy Systems Using GBOML

Bardhyl Miftari, Guillaume Derval, Damien Ernst
Company meetings @ULiège, 2023 [Slides] 

Optimal Sizing and Operations Of Energy Systems Using GBOML (Course)

Bardhyl Miftari, Guillaume Derval, Damien Ernst
One-day course at ULiège, 2023 [Slides] 

Le partage d'énergie en copropriété

Guillaume Derval
Université d'été Climactes 2023, 2023 [Slides] 

Hydrogen as the basis of Remote Renewable Energy Hubs

Victor Dachet, Bardhyl Miftari, Guillaume Derval, Damien Ernst
Club Industrie-Université 22/09/23, 2023 [Slides]