Search Results - "Loecher, Markus"
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Debiasing SHAP scores in random forests
Published in Advances in statistical analysis : AStA : a journal of the German Statistical Society (01-06-2024)“…Black box machine learning models are currently being used for high-stakes decision making in various parts of society such as healthcare and criminal justice…”
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The Perils of Misspecified Priors and Optional Stopping in Multi-Armed Bandits
Published in Frontiers in artificial intelligence (09-07-2021)“…The connection between optimal stopping times of American Options and multi-armed bandits is the subject of active research. This article investigates the…”
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3
RgoogleMaps and loa : Unleashing R Graphics Power on Map Tiles
Published in Journal of statistical software (01-01-2015)“…The RgoogleMaps package provides (1) an R interface to query the Google and the OpenStreetMap servers for static maps in the form of PNGs, and (2) enables the…”
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Unbiased variable importance for random forests
Published in Communications in statistics. Theory and methods (04-03-2022)“…The default variable-importance measure in random forests, Gini importance, has been shown to suffer from the bias of the underlying Gini-gain splitting…”
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5
Tree smoothing: Post-hoc regularization of tree ensembles for interpretable machine learning
Published in Information sciences (01-02-2025)“…Random Forests (RFs) are powerful ensemble learning algorithms that are widely used in various machine learning tasks. However, they tend to overfit noisy or…”
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Real-world insights on public charging demand and infrastructure use from electric vehicles
Published in Environmental research letters (01-10-2020)“…The city of Berlin has significantly expanded public charging infrastructure for electric vehicles. As a result of this investment, real-world charging data…”
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7
Enhanced predictability of hierarchical propagation in complex networks
Published in Physics letters. A (09-07-2007)“…We apply recent results on the dynamics of random walkers to the analysis of idealized epidemic outbreaks in scale-free networks. By replacing the node degree…”
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From unbiased MDI Feature Importance to Explainable AI for Trees
Published 26-03-2020“…We attempt to give a unifying view of the various recent attempts to (i) improve the interpretability of tree-based models and (ii) debias the the default…”
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9
Unbiased variable importance for random forests
Published 09-03-2020“…The default variable-importance measure in random Forests, Gini importance, has been shown to suffer from the bias of the underlying Gini-gain splitting…”
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Data-driven advice for interpreting local and global model predictions in bioinformatics problems
Published 13-08-2021“…Tree-based algorithms such as random forests and gradient boosted trees continue to be among the most popular and powerful machine learning models used across…”
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