Unsupervised DINOv2 embedding and DPMM clustering of 188,000+ O4a spectrograms finds all clusters map to known Gravity Spy classes with cosine similarity >0.98, yielding a null result on novel morphologies.
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Unsupervised Morphological Characterization of Gravitational-Wave Glitches in LIGO O4a Using Frozen DINOv2 Features
Unsupervised DINOv2 embedding and DPMM clustering of 188,000+ O4a spectrograms finds all clusters map to known Gravity Spy classes with cosine similarity >0.98, yielding a null result on novel morphologies.