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. 2019 Nov 14;18:110. doi: 10.1186/s12938-019-0726-2

Fig. 1.

Fig. 1

Example cases of RLS. In this figure, the red bounding box denoted PCoA region with the white annotation of region name and confidence. a, b Illustrated the PCoA region which could be detected accurately. c Was one of the images which did not find PCoA region. d Was another image from the same sequence of c, which could be detected with the PCoA region