Fig. 4From: Selecting image pairs for SfM by introducing Jaccard SimilarityAn example of JacS. For the image pair A and B, blue crosses exist in common, while Img-A has red circles of it’s own and Img-B has green squares. Totally, Img-A and Img-B has three visual vocabularies, and one of them appears in common. In this case, the similarity between Img-A and Img-B is 0.33Back to article page