Random Numbers Generated from Audio and Video Sources

Table 1

Passing rate among VRNG, DVRNG, and pure sound.

	Webcam	Ipcam	XiangSheng	2Webcam	2Ipcam	2XiangSheng	Pure sound
Frequency	0.9900	0.9900	0.5900	1.0000	0.9800	1.0000	0.58
Block frequency	1.0000	1.0000	0.6000	0.9900	0.9900	1.0000	0
Cumulative sums	0.9900	0.9850	0.5850	1.0000	0.9750	1.0000	0.16
Runs	0.9900	0.9900	0.3000	1.0000	0.9900	1.0000	0
Longest-run-of-ones	0.9900	0.9900	0.5800	1.0000	0.9800	1.0000	0
Binary matrix rank	0.9900	0.9800	1.0000	0.9900	1.0000	1.0000	0
FFT (Fourier)	1.0000	1.0000	1.0000	1.0000	1.0000	1.0000	0
Nonoverlapping template	0.9886	0.9872	0.9295	0.9882	0.9897	0.9848	0
Overlapping template	0.9800	0.9800	0.7000	0.9900	0.9900	1.0000	0
Universal statistical	1.0000	1.0000	0.0000	1.0000	1.0000	1.0000	0
Approximate entropy	0.9800	0.9900	0.7800	0.9900	1.0000	1.0000	0
The random excursions	0.9853	1.0000	1.0000	1.0000	1.0000	1.0000	0
The random excursions variant	1.0000	1.0000	1.0000	0.9769	0.9899	1.0000	0
The serial	0.9900	0.9800	0.8500	0.9950	0.9950	1.0000	0
The linear complexity	0.9800	0.9900	1.0000	0.9700	0.9700	1.0000	0
Average of above	0.9903	0.9908	0.7276	0.9927	0.9900	0.9990	0.0493
Minimum of above	0.9800	0.9800	0.0000	0.9700	0.9700	0.9848	0