Table 2

Region based sensitivity.

Method

Magnification

Sensitivity (%)

Number of meaningless regions

Itti's

× 4

47.3 ± 13.7

50786

× 10

40.0 ± 13.5

152743

× 20

47.6 ± 17.2

23332

× 40

44.1 ± 21.8

7879

Achanta's

× 4

45.5 ± 7.9

12207

× 10

41.4 ± 11.3

48751

× 20

20.3 ± 8.2

31294

× 40

14.0 ± 8.3

7017

Ours

× 4

69.7 ± 13.6

5647

× 10

66.0 ± 12.0

18753

× 20

71.3 ± 14.0

1518

× 40

61.5 ± 16.9

526

Evaluation of the different methods at several magnifications for finding regions with semantic meaning. Table shows the sensitivity in percentage and the number of regions with an area smaller than a 70% of the area marked by the pathologist to which these regions belonged.

Gutiérrez et al. Diagnostic Pathology 2011 6:26   doi:10.1186/1746-1596-6-26