Author

Arthur Zimek

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#machine learning Preprint Oct 2026

Unsupervised Feature Selection Using Local Intrinsic Dimensionality -- Extended Version

This paper proposes LIDFS, an unsupervised feature selection method based on Local Intrinsic Dimensionality (LID), which builds on the formal equivalence between LID and the indiscriminability of distance measures.

Oussama Chelly, Michael E. Houle, K. Kawarabayashi et al. · 0 citations

#machine learning Preprint Aug 2026

Towards Truly Unsupervised Evaluation of Feature Selection -- Extended Version

A critical discussion on the established allegedly unsupervised evaluation techniques is provided, and light is shed on the reasons why they are not truly unsupervised but, at best, supervised evaluation under an unsupervised downstream task.

Hafiz Saud Arshad, Muhammad Rajabinasab, Arthur Zimek · 0 citations