Mining the IPTV Channel Change Event Stream to Discover Insight and Detect Ads

Figure 4

Graph with TV ad segment prediction on commercial block during a movie. The interval in the chart represents 5 minutes (with each bar representing 10 seconds) on July 22, 2015, from 23:27 to 23:32. The beginning of the segment is determined correctly (with precision of <10 seconds), while the end of the segment is overestimated.