3 papers
astro-ph.IM2025
The Platonic Universe: Do Foundation Models See the Same Sky?
UniverseTBD, :, Kshitij Duraphe +3
We test the Platonic Representation Hypothesis (PRH) in astronomy by measuring representational convergence across a range of foundation models trained on different data types. Usi…
physics.geo-ph2025
Dargana: fine-tuning EarthPT for dynamic tree canopy mapping from space
Michael J. Smith, Luke Fleming, James E. Geach +3
We present Dargana, a fine-tuned variant of the EarthPT time-series foundation model that achieves specialisation using <3% of its pre-training data volume and 5% of its pre-traini…
physics.geo-ph2024
Towards more efficient agricultural practices via transformer-based crop type classification
E. Ulises Moya-Sánchez, Yazid S. Mikail, Daisy Nyang'anyi +2
Machine learning has great potential to increase crop production and resilience to climate change. Accurate maps of where crops are grown are a key input to a number of downstream…