Do Compact SSL Backbones Matter for Audio Deepfake Detection? A Controlled Study with RAPTOR

Ajinkya Kulkarni, Sandipana Dowerah, Atharva Kulkarni +2

Self-supervised learning (SSL) underpins modern audio deepfake detection, yet most prior work centers on a single large wav2vec2-XLSR backbone, leaving compact under studied. We pr…