2.2 Image Feature Matching Experiment of RFID System Physical Anti-Collision
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Table 2.7 Feature matching tag reading distance
Distance/m
1
2
3
4
5
1
4.196
7.086
8.645
11.123
11.851
2
4.232
7.113
9.104
11.083
11.882
3
4.214
7.091
8.726
10.801
11.906
4
4.199
7.098
9.067
10.843
11.879
5
4.182
7.128
9.108
11.303
11.914
Average
4.205
7.103
8.930
11.031
11.886
Fig. 2.18 Matching image
(a) Reference image feature points
(b) Feature points of the image to be registered
(c) Feature point matching
Fig. 2.19 Implementation steps of SURF algorithm