Table 4 Ablation study with LightGBM.

From: iWAX: interpretable Wav2vec-AASIST-XGBoost framework for voice spoofing detection

Model

Time point

Dev EER

Eval EER

Features (top 3)

 

1/4

0.2477±0.0168

0.3032±0.0259

f85,

LightGBM

2/4

0.2386±0.0192

0.2755±0.0242

f1000,

 

3/4

0.2516±0.0200

0.2793±0.0077

f1001

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