Keyframe Extraction Algorithm for Continuous Sign-Language Videos Using Angular Displacement and Sequence Check Metrics

Figure 6

A comparison of the ground truth frames and the keyframes produced by the FSC2 algorithm for the sign videos in Table 1. (a) Ground truth-keyframe mapping to show accuracy for sentence 1. (b) Ground truth-keyframe mapping to show accuracy for sentence 2. (c) Ground truth-keyframe mapping to show accuracy for sentence 3.

(a)

(b)

(c)