no code implementations • 20 Apr 2024 • Jose Cribeiro-Ramallo, Vadim Arzamasov, Federico Matteucci, Denis Wambold, Klemens Böhm
Outlier detection in high-dimensional tabular data is an important task in data mining, essential for many downstream tasks and applications.
1 code implementation • 6 Feb 2024 • Jose Cribeiro-Ramallo, Vadim Arzamasov, Klemens Böhm
The only existing method accounting for this property falls short in efficiency and effectiveness.
1 code implementation • 22 Jun 2023 • Marco Heyden, Edouard Fouché, Vadim Arzamasov, Tanja Fenn, Florian Kalinke, Klemens Böhm
In high-dimensional data, change detectors should not only be able to identify when changes happen, but also in which subspace they occur.
no code implementations • 12 Jun 2023 • Marco Heyden, Vadim Arzamasov, Edouard Fouché, Klemens Böhm
We study the stochastic Budgeted Multi-Armed Bandit (MAB) problem, where a player chooses from $K$ arms with unknown expected rewards and costs.
no code implementations • 25 Dec 2021 • Vadim Arzamasov, Benjamin Jochum, Klemens Böhm
Decision trees, classification rules, and subgroup discovery are three broad categories of supervised machine-learning models presenting knowledge in the form of interpretable rules.
1 code implementation • 3 Oct 2019 • Vadim Arzamasov, Klemens Böhm
Given a computational budget, results tend to get worse as the number of inputs of the simulation model and the cost of simulations increase.