no code implementations • 15 Apr 2024 • Arkadiy Dushatskiy, Esther Julien, Leo van Iersel, Leen Stougie
In particular, we propose to combine the given network and the tree and apply a Graph Neural Network to this network-tree graph.
1 code implementation • 28 Jul 2023 • Alexander Chebykin, Arkadiy Dushatskiy, Tanja Alderliesten, Peter A. N. Bosman
In this work, we show that simultaneously training and mixing neural networks is a promising way to conduct Neural Architecture Search (NAS).
1 code implementation • 2 Jun 2023 • Arkadiy Dushatskiy, Alexander Chebykin, Tanja Alderliesten, Peter A. N. Bosman
Population Based Training (PBT) is an efficient hyperparameter optimization algorithm.
no code implementations • 24 Feb 2022 • Arkadiy Dushatskiy, Gerry Lowe, Peter A. N. Bosman, Tanja Alderliesten
In experiments with a real clinical dataset of CT scans with prostate segmentations, our approach provides an improvement of several percentage points in terms of Dice and surface Dice coefficients compared to when all network paths are trained on all training data.
no code implementations • 23 Feb 2022 • Martijn M. A. Bosma, Arkadiy Dushatskiy, Monika Grewal, Tanja Alderliesten, Peter A. N. Bosman
The design of the best possible medical image segmentation DNNs, however, is task-specific.
no code implementations • 4 Feb 2022 • Arkadiy Dushatskiy, Tanja Alderliesten, Peter A. N. Bosman
Due to stochastic factors in neural network initialization, training, and the chosen train/validation dataset split, the performance evaluation of a neural network architecture, which is often based on a single learning run, is also stochastic.
no code implementations • 11 Sep 2021 • Arkadiy Dushatskiy, Marco Virgolin, Anton Bouter, Dirk Thierens, Peter A. N. Bosman
When it comes to solving optimization problems with evolutionary algorithms (EAs) in a reliable and scalable manner, detecting and exploiting linkage information, i. e., dependencies between variables, can be key.
1 code implementation • 16 Apr 2021 • Arkadiy Dushatskiy, Tanja Alderliesten, Peter A. N. Bosman
We propose a novel surrogate-assisted Evolutionary Algorithm for solving expensive combinatorial optimization problems.
no code implementations • 23 Jan 2020 • Arkadiy Dushatskiy, Adriënne M. Mendrik, Peter A. N. Bosman, Tanja Alderliesten
There has recently been great progress in automatic segmentation of medical images with deep learning algorithms.