80 likes | 325 Views
Homework 6. Shot Change Detection. Advisor :葉家宏 Presenter :林承洋. Outline. Shot change detection Histogram Histogram equalization(EQ). Flow Chart. Histogram detection. Histogram equalization. Input video. Shot detect. Histogram Shot Change Detect. SAD > 45000 Determine the shot. SAD.
E N D
Homework 6 Shot Change Detection Advisor:葉家宏 Presenter:林承洋
Outline • Shot change detection • Histogram • Histogram equalization(EQ)
Flow Chart Histogram detection Histogram equalization Input video Shot detect
Histogram Shot Change Detect SAD > 45000 Determine the shot SAD
Histogram EQ Shot Change Detect Histogram equalization SAD > 80000 Determine the shot SAD Histogram equalization
Result • Detect: • 40,67,69,70,71,74,79,81,83,84,87,89,129,195,273,295,313,334,335,336,338,355,362,435,710,800,860,942,943,981,982,998,1009,1010,1023,1024,1034,1035,1060,1130,1145,1179,1182,1207,1225,1237,1263,1268,1286,1293,1320,1321 • Correct:21 • Miss:4 • Precision:40.3% • Recall:84%
Conclusions • Determine the wrong shot • Highly recall probability
Another Thinking Histogram detection Sobel edge detection Input video Shot detect