The Scientific World Journal / 2014 / Article / Fig 6

Research Article

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

Figure 6

Result obtained from fitting the line to the spectrum magnitude: (a) line fitting to the magnitude in the linear frequency scale and (b) line fitting to the magnitude in dB in the logarithmic frequency scale.
146040.fig.006a
(a)
146040.fig.006b
(b)