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Bernardo Williams

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#machine learning Mar 2026

Simplex-to-Euclidean Bijection for Conjugate and Calibrated Multiclass Gaussian Process

This approach uses Aitchison geometry to map simplex-valued class probabilities to an unconstrained Euclidean representation, turning classification into a GP regression problem with fewer latent dimensions than standard multi-class GP classifiers.

Bernardo Williams, Harsha Vardhan Tetali, Arto Klami et al. · arXiv.org · 0 citations