2024
Colloques et congrès scientifiques/Communication publiée dans un périodique
- Dache, A., Vandaele, A., & Gillis, N. (2024). Orthogonal Symmetric Nonnegative Matrix Tri-Factorization. "IEEE International Workshop on Machine Learning for Signal Processing".
- Lefebvre, J., Vandaele, A., & Gillis, N. (2024). Component-wise Squared Factorization. "IEEE International Workshop on Machine Learning for Signal Processing".
- Awari, A. A., Nguyen, H., Wertz, S., Vandaele, A., & Gillis, N. (2024). Coordinate Descent Algorithm for Nonlinear Matrix Decomposition with the ReLU function. "European Signal Processing Conference".
2023
Colloques et congrès scientifiques/Communication publiée dans un périodique
- Seraghiti, G., Awari, A. A., Vandaele, A., Porcelli, M., & Gillis, N. (2023). Accelerated Algorithms for Nonlinear Matrix Decomposition with the ReLU function. "IEEE International Workshop on Machine Learning for Signal Processing". doi:10.1109/MLSP55844.2023.10285984
- Kolomvakis, C., Vandaele, A., & Gillis, N. (2023). Algorithms for Boolean Matrix Factorization using Integer Programming. "IEEE International Workshop on Machine Learning for Signal Processing". doi:10.1109/MLSP55844.2023.10285969
- Dache, A., Nicolas Nadisic, Vandaele, A., & Gillis, N. (2023). Exact and Heuristic Methods for Simultaneous Sparse Coding. "European Signal Processing Conference". doi:10.23919/EUSIPCO58844.2023.10289845
2022
Périodiques scientifiques/Article
- Nadisic, N., Cohen, J. E., Vandaele, A., & Gillis, N. (10 October 2022). Matrix-wise ℓ0-constrained Sparse Nonnegative Least Squares. "Machine Learning, 111", 4453-4495. doi:10.1007/s10994-022-06260-2
Mémoires et thèses/Thèse de doctorat
- Nadisic, N. (2022). "Sparsity and Nonnegativity in Least Squares Problems and Matrix Factorizations" [Doctoral thesis, UMONS - Université de Mons]. ORBi UMONS-University of Mons. https://orbi.umons.ac.be/handle/20.500.12907/49820
2021
Périodiques scientifiques/Article
- Moutier, F., Vandaele, A., & Gillis, N. (19 January 2021). Off-diagonal symmetric nonnegative matrix factorization. "Numerical Algorithms, 88", 939-963. doi:10.1007/s11075-020-01063-9
Colloques et congrès scientifiques/Communication publiée dans un périodique
- Nadisic, N., Vandaele, A., Gillis, N., & Cohen, J. E. (2021). Exact biobjective k-sparse nonnegative least squares. "European Signal Processing Conference". doi:10.23919/EUSIPCO54536.2021.9616202
- Ang, M. S., Gillis, N., Vandaele, A., & De Sterck, H. (2021). Nonnegative Unimodal Matrix Factorization. "IEEE International Conference on Acoustics, Speech and Signal Processing. Proceedings". doi:10.1109/ICASSP39728.2021.9414631
2020
Périodiques scientifiques/Article
- De Handschutter, P., Gillis, N., Vandaele, A., & Siebert, X. (01 March 2020). Near-Convex Archetypal Analysis. "IEEE Signal Processing Letters, 27" (1), 81-85.
Colloques et congrès scientifiques/Communication publiée dans un périodique
- Nadisic, N., Vandaele, A., Cohen, J. E., & Gillis, N. (2020). Sparse Separable Nonnegative Matrix Factorization. "European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases". doi:10.1007/978-3-030-67658-2_20
- Nadisic, N., Vandaele, A., Gillis, N., & Cohen, J. E. (2020). Exact Sparse Nonnegative Least Squares. "IEEE International Conference on Acoustics, Speech and Signal Processing. Proceedings".
2018
Périodiques scientifiques/Article
- Vandaele, A., Glineur, F., & Gillis, N. (21 March 2018). Algorithms for positive semidefinite factorization. "Computational Optimization and Applications, 71" (1), 193-219.
Colloques et congrès scientifiques/Communication orale non publiée/Abstract
- Vandaele, A. (10 July 2018). "One-dimensional cutting stock instances for which few patterns are needed" [Paper presentation]. EURO2018 - 29th European Conference on Operational Research, Valence, Spain.
- Vandaele, A. (06 July 2018). "One-dimensional cutting stock instances for which few patterns are needed" [Paper presentation]. 23rd International Symposium on Mathematical Programming, Bordeaux, France.
2017
Périodiques scientifiques/Article
- Vandaele, A., Gillis, N., & Glineur, F. (15 May 2017). On the Linear Extension Complexity of Regular n-gons. "Linear Algebra and its Applications, 521", 217-239.
2016
Périodiques scientifiques/Article
- Vandaele, A., Gillis, N., Lei, Q., Zhong, K., & Dhillon, I. (01 November 2016). Efficient and Non-Convex Coordinate Descent for Symmetric Nonnegative Matrix Factorization. "IEEE Transactions on Signal Processing, 64" (21), 5571-5584.
- Vandaele, A., Gillis, N., Glineur, F., & Tuyttens, D. (01 June 2016). Heuristics for exact nonnegative matrix factorization. "Journal of Global Optimization, 65" (2), 369-400.
Colloques et congrès scientifiques/Communication orale non publiée/Abstract
- Vandaele, A. (12 September 2016). "Algorithms for Nonnegative Matrix Factorization and PSD Factorization with Applications to Extended Formulations" [Paper presentation]. 4th European Conference on Computational Optimization, Leuven, Belgium.
- Vandaele, A. (08 September 2016). "Algorithms for Nonnegative Matrix Factorization and PSD Factorization with Applications to Extended Formulations" [Paper presentation]. 5th IMA Conference on Numerical Linear Algebra and Optimization, Birmingham, Unknown/unspecified.
- Vandaele, A. (11 July 2016). "Exact NMF and Compact Extensions of N-Gons" [Paper presentation]. SIAM Annual Meeting, Boston, United States - Massachusetts.
- Vandaele, A. (29 January 2016). "Coordinate Descent Methods for Positive Semidefinite Factorization" [Paper presentation]. Orbel 30, UCLouvain - CORE, Belgium.
Colloques et congrès scientifiques/Communication publiée dans un périodique
- Vandaele, A., & Tuyttens, D. (2016). "On the computational complexity of the Cover Printing Problem" [Paper presentation]. 28th European Conference on Operational Research, Poznan, Poland.
2015
Colloques et congrès scientifiques/Communication publiée dans un périodique
- Vandaele, A., & Tuyttens, D. (2015). "A Random-Key Genetic Algorithm for Printing Problems" [Paper presentation]. EURO 2015 - 27th European Conference on Operational Research, Glasgow, United Kingdom.
- Vandaele, A. (2015). "Positive semidefinite factorizations of nonnegative matrices" [Paper presentation]. 29th Conference of the Belgian Operational Research Society (ORBEL 29), University of Antwerp, Belgium.
Colloques et congrès scientifiques/Communication poster
- Vandaele, A. (09 June 2015). "Heuristics for Exact Nonnegative Matrix Factorization" [Poster presentation]. HCM Workshop in low-rank approximation, University of Bonn, Germany.
2014
Périodiques scientifiques/Article
- Tuyttens, D., & Vandaele, A. (02 November 2014). Towards an efficient resolution of printing problems. "Discrete Optimization, 14", 126-146.
Colloques et congrès scientifiques/Communication publiée dans un périodique
- Vandaele, A., & Tuyttens, D. (2014). "Exact resolution of the Cover Printing problem with a branch and bound algorithm" [Paper presentation]. IFORS-2014 20th Conference of the International Federetaion of Operationel Research, Barcelone, Spain.
- Vandaele, A., & Tuyttens, D. (2014). "Exact resolution of the Cover printing problem" [Paper presentation]. ORBEL 28, UMONS, Mons, Belgium.
- Mezmaz, M., Vandaele, A., Tuyttens, D., Itani, S., & Melab, N. (2014). "Towards a Lightning Inspired Meta-Heuristic" [Paper presentation]. ORBEL 28, UMONS, Mons, Belgium.
Colloques et congrès scientifiques/Communication poster
- Vandaele, A. (23 June 2014). "A refined rectangle covering number as lower bound for extended formulations" [Poster presentation]. The 17th Conference on Integer Programming and Combinatorial Optimization, Bonn, Germany.
2013
Colloques et congrès scientifiques/Communication publiée dans un périodique
- Vandaele, A., Tuyttens, D., Dhouib, E., & Teghem, J. (2013). "A new Branch-and-Bound algorithm for solving bi-objective permutation flowshop problems with time lags" [Paper presentation]. 26th European Conference on Operational Research , EURO/INFORMS MMXIII, Rome, Italy.
- Vandaele, A., & Tuyttens, D. (2013). "A branch and bound algorithm for a lexicographic optimization of a bi-objective permutation flowshop with time lags" [Paper presentation]. ORBEL 27, Kortrijk, Belgium.
2012
Colloques et congrès scientifiques/Communication orale non publiée/Abstract
- Vandaele, A. (06 July 2012). "NNLS Methods Applied to the Non-Negative Matrix Factorization Problem" [Paper presentation]. 10th EUROPT Workshop, Siauliai, Lithuania.
- Vandaele, A. (01 March 2012). "Linear Least Squares with different types of constraints" [Paper presentation]. Mathematical Programming Seminar, La Roche-en-Ardenne, Belgium.
Colloques et congrès scientifiques/Communication publiée dans un périodique
- Vandaele, A. (2012). "Linear least squares with different types of constraints: effectiveness of methods" [Paper presentation]. Congrès EURO XXV, Vilnius, Lithuania.
2011
Colloques et congrès scientifiques/Communication publiée dans un périodique
- Vandaele, A., & Tuyttens, D. (2011). "Extending a GRASP technique from printing problems to the cutting stock problem" [Paper presentation]. ORBEL 25, Gand, Belgium.
Colloques et congrès scientifiques/Communication poster
- Vandaele, A., & Tuyttens, D. (22 March 2011). "Extending a GRASP technique from printing problems to the cutting stock problem" [Poster presentation]. 6ème édition de la Matinée des Chercheurs (MDC 2011), Mons, Belgium.
2010
Périodiques scientifiques/Article
- Tuyttens, D., & Vandaele, A. (01 April 2010). Using a greedy random adaptative search procedure to solve the cover printing problem. "Computers and Operations Research, 37" (4), 640-648. doi:10.1016/j.cor.2009.06.006
Colloques et congrès scientifiques/Communication publiée dans un périodique
- Tuyttens, D., & Vandaele, A. (2010). "A grasp algorithm to solve the label printing problem" [Paper presentation]. Congrès EURO XXIV Lisbonne, Portugal, Portugal.
2009
Colloques et congrès scientifiques/Communication publiée dans un périodique
- Tuyttens, D., & Vandaele, A. (2009). "Using a greedy random adaptative search procedure to solve the cover printing problem" [Paper presentation]. EURO XXIII, European operations research association, Bonn, Germany.
- Tuyttens, D., & Vandaele, A. (2009). "Using a greedy random adaptative search procedure to solve the cover printing problem" [Paper presentation]. Conférence ORBEL 23, Leuven, Belgium.