Figure 2From: Unsupervised Action Classification Using Space-Time Link AnalysisSample sequences with detected interest points using the approach in Section 3. 1 for the KTH dataset. From (a) to (f), the activities are boxing, handclapping, handwaving, jogging, running, and walking. Note that these interest points are detected at places where complex, nontranslational motions occur.Back to article page