Note: Grayscal threshold in the simple method is 155 as 0 represents white and 255 represents black in this page.
Grayscale threshold would be (255-155)= 100 if "grayscale" representation is reversed.
Table 0. Comparison of recognition methods
Image
|
Ctrl Case: 458
|
AD Case: 311
|
Simple method(threshod:155, size cutoff:10)
|
73.7% ( 9.4% )
|
74.7% ( 7.4% )
|
Potts Model with 1 condition
|
85.9% ( 5.2% )
|
77.4% ( 4.3% )
|
Potts Model with 4x4 conditions with Kappa=10
|
97.8% ( 3.0% )
|
93.4% ( 2.1% )
|
Potts Model with 4x4 conditions with kappa=0
|
95.0% ( 4.9% )
|
93.1% ( 2.1% )
|
|