Table 5 Time performers of the proposed method in the four registration types.

From: Image registration method using representative feature detection and iterative coherent spatial mapping for infrared medical images with flat regions

(Unit: second)

Type I (15 cases)

Type II (8 cases)

Type III (6 cases)

Type IV (9 cases)

Proposed

23.744 \(\pm \) 1.516

34.401 \(\pm \) 3.691

27.346 \(\pm \) 0.838

26.1806 \(\pm \) 1.683

Optical flow

0.915 \(\pm \) 0.094

0.899 \(\pm \) 0.016

0.906 \(\pm \) 0.037

0.885 \(\pm \) 0.009

Lee et al

41.96 \(\pm \) 3.814

42.847 \(\pm \) 3.572

43.148 \(\pm \) 2.906

42.989 \(\pm \) 3.421

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