Table 2 Detail of experimental parameters of the proposed method
Datasets/visual vocabularies | Percentage of the images selected for training | Percentage of the images selected for testing |
|---|---|---|
Corel 1000 | 70% | 30% |
Corel 1500 | 50% | 50% |
Scene 15 | 60% | 40% |
Holidays | 60% | 40% |
Size of the BFGF-HOG visual vocabularies | 10, 25, 50, 100, 200, 300, 400, 500, 600 (unit is visual word) | |
Size of the GSURF visual vocabularies | 10, 25, 50, 100, 200, 300, 400, 500, 600 (unit is visual word) | |
Size of complementary visual vocabulary | 20, 50, 100, 200, 400, 600, 800, 1000, 1200 (unit is visual word) | |