Voice Activity Detection in Noisy Environments Based on Double-Combined Fourier Transform and Line Fitting

Table 2

Comparison of the proposed algorithm to conventional algorithm in the frame based speech and nonspeech discrimination test for SNRs from clean to −5 dB in terms of average HR0 and HR1.

	Proposed	Sohn et al. [10]	Ramírez et al. [14]	Górriz et al. [15]	Li et al. [17]	Fukuda et al. [18]
HR0	55.8	40.5	50.7	55.8	45.8	50.1
HR1	95.8	90.6	91.8	95.0	75.6	85.9
Average	75.8	65.6	71.2	75.4	60.7	68.0