Experiments on Generalizability of BERTopic on Multi-Domain Short Text

no code implementations • 16 Dec 2022 • Muriël de Groot, Mohammad Aliannejadi, Marcel R. Haas

We further analyze the performance of the HDBSCAN clustering algorithm utilized by BERTopic and find that it classifies a majority of the documents as outliers.

Clustering

The physics driving the cosmic star formation history

no code implementations • 28 Sep 2009 • Joop Schaye, Claudio Dalla Vecchia, C. M. Booth, Robert P. C. Wiersma, Tom Theuns, Marcel R. Haas, Serena Bertone, Alan R. Duffy, I. G. McCarthy, Freeke van de Voort

Galaxies form stars in a self-regulated fashion at a rate controlled by the balance between, on the one hand, feedback from massive stars and black holes and, on the other hand, gas cooling and accretion.

Cosmology and Nongalactic Astrophysics Astrophysics of Galaxies