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cs.SD2026
The Achilles' Heel of Angular Margins: A Chebyshev Polynomial Fix for Speaker Verification
Yang Wang, Yiqi Liu, Chenghao Xiao +1
Angular margin losses, such as AAM-Softmax, have become the de facto in speaker and face verification. Their success hinges on directly manipulating the angle between features and…
cs.SD2023★ 1 cited
Audio Contrastive-based Fine-tuning: Decoupling Representation Learning and Classification
Yang Wang, Qibin Liang, Chenghao Xiao +3
Standard fine-tuning of pre-trained audio models couples representation learning with classifier training, which can obscure the true quality of the learned representations. In thi…