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Table 9 Verification of effectiveness based on end-to-end structure

From: Spatial and temporal learning representation for end-to-end recording device identification

Model

Features

Classification results (ACC)

Testing time (second)

GMM-UBM

MFCC

31.5%

0.0677

GSV-SVM

GSV

93.6%

0.0519

BED-SVM

BED

92.5%

0.0026

previous work

MFCC,GSV,I-vector

97.3%

0.0017

this work

MFCC,GSV

97.5%

0.0213