Table 3 Performance evaluation by comparing top N highlight segments selected using subjective and objective methods
Method | %TPR in top N segments | Correlation | p value | |||
|---|---|---|---|---|---|---|
10 | 20 | 30 | 40 | (ρ) | ||
Using equal feature weights | ||||||
[10] | 40.00 | 55.00 | 66.67 | 67.50 | 0.59287 | 8.096×10−11 |
γ(k) [15] | 40.00 | 55.00 | 66.67 | 75.00 | 0.67579 | 1.224×10−14 |
ζ(k) (Proposed) | 50.00 | 70.00 | 73.33 | 77.50 | 0.77473 | 3.183×10−21 |
Using feature weights: η=w 1 | ||||||
[10] | 50.00 | 55.00 | 63.33 | 67.50 | 0.60627 | 2.319×10−11 |
γ(k) [15] | 50.00 | 45.00 | 66.67 | 77.50 | 0.70183 | 4.150×10−16 |
ζ(k) (Proposed) | 60.00 | 70.00 | 83.33 | 82.50 | 0.80145 | 1.319×10−23 |
Using feature weights: η=w 2 | ||||||
[10] | 30.00 | 55.00 | 63.33 | 67.50 | 0.60197 | 3.486×10−11 |
γ(k) [15] | 40.00 | 45.00 | 63.33 | 75.00 | 0.68468 | 4.011×10−15 |
ζ(k) (Proposed) | 40.00 | 60.00 | 70.00 | 77.50 | 0.77747 | 1.880×10−21 |