Fig. 2
From: A bottom-up summarization algorithm for videos in the wild
Video clip growing vitalization and merging cases. From top to bottom: 1 Adding a new frame to the selected video clips. 2 Adding a new clip to the selected clips with overlap, we just preserve the new non-overlapping frames. 3 Adding a new clip without overlap. 4 Adding a new clip which is adjacent with one previous. We merge this two video clips into one