Table 2 Average hit rate of the theoretical optimal mode
From: Gradient-based pre-processing for intra prediction in High Efficiency Video Coding
Sequence | QP | Hadamard | Sobel | Prewitt |
|---|---|---|---|---|
Traffic | 22 | 85.0 | 67.2 | 67.7 |
37 | 95.0 | 64.6 | 65.4 | |
Kimono1 | 22 | 83.0 | 57.1 | 58.4 |
37 | 93.0 | 47.0 | 49.2 | |
BasketballDrill | 22 | 91.0 | 72.0 | 70.3 |
37 | 97.0 | 65.4 | 65.1 | |
BasketballPass | 22 | 88.0 | 70.3 | 69.7 |
37 | 97.0 | 61.6 | 61.8 | |
FourPeople | 22 | 91.0 | 63.6 | 64.0 |
37 | 97.0 | 61.3 | 62.3 | |
Ave. | 91,70 | 63.01 | 63.39 | |