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Table 5 Time cost per frame with all four video sequences

From: A fast 3D scene reconstructing method using continuous video

 

Sequence 1

Sequence 2

Sequence 3

Sequence 4

 

PC

Tablet

PC

Tablet

PC

Tablet

PC

Tablet

3D points

18,129

15,561

15,057

22,841

35,717

36,528

39,682

36,012

Feature processing (ms/frame)

72.94

211.95

56.25

204.81

171.20

589.85

122.27

390.18

Pose estimation (ms/keyframe)

117.88

170.85

549.53

2300.3

120.28

286.22

135.42

352.04

Point tracking (ms/keyframe)

57.45

81.92

51.59

166.38

45.26

169.89

64.75

158.944

Triangulation (ms/keyframe)

17.07

53.67

6.62

18.06

20.94

81.60

33.96

55.5213

Average FPS

11.06

4.17

8.21

2.02

5.34

1.57

6.68

2.18

  1. Note that only feature processing procedure will work at every frame and other three procedures will work while the key frame was selected