object detection methods using deep learning

Post on 21-Feb-2017

284 Views

Category:

Engineering

0 Downloads

Preview:

Click to see full reader

TRANSCRIPT

Object detectionSungjoon Choi

(sungjoon.choi@cpslab.snu.ac.kr)

R-CNN

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

Results

SPPnet

20

21

22

23

24

25

26

27

28

29

Results

30

Results

Fast R-CNN

32

33

34

35

36

37

38

39

40

41

Faster R-CNN

43

44

45

46

47

48

49

50

51

52

53

54

55

Results

56

Results

57

Results

58

R-CNN

Image Regions Resize Convolution Features

Clas-sify

59

SPP net

Image Convolution Fea-tures

SPPRegions Classify

60

R-CNN vs. SPP net

R-CNN SPP net

61

Fast R-CNN

Im-age

Convolution Features

Regions

RoI Pool-ing Layer

Class Label

Confidence

RoI Pool-ing Layer

Class Label

Confidence

62

R-CNN vs. SPP net vs. Fast R-CNN

R-CNN SPP net

Fast R-CNN

63

Faster R-CNN

Im-age

Fully Convolutional Features

Bounding Box Re-gression

BB Classifica-tion

Fast R-CN

N

64

R-CNN vs. SPP net vs. Fast R-CNN

R-CNN SPP net

Fast R-CNN Faster R-CNN

65

Results

66

67

68

69

top related