Experiment results on 'support filter' for better detection

Original empty and detection frames

Detection (by the corresponding threshold on the original deviations)

1%	.01%	.00001%

Detection with support filters (note: Some image sizes may be smaller than the others. Just ignore them.)

	TC = 1%,  TN = 1%	TC = 1%,  TN = .001%	TC = 1%,  TN = '5'
absolute sum (5x5)