표 1. | Table 1. MFCC 추출 방법에 따른 모델별 정확도 | Performance comparison based on MFCC extraction methods

모델	rVAD 미사용	rVAD 사용
LightGBM	0.873	0.903
RF	0.896	0.910
SVM	0.657	0.672

MFCC, Mel-Frequency Cepstral Coefficients; VAD, Voice Activity Detection; GBM, Gradient Boosting Machine; RF, Random Forest; SVM, Support Vector Machine.