Avg 0.174921s per iteration
Overlap_threshold=0.3, overall(12032 objs), MAP=0.670017
Overlap_threshold=0.4, overall(12032 objs), MAP=0.625412
Overlap_threshold=0.5, overall(12032 objs), MAP=0.544122
Avg 0.147702s per iteration
Overlap_threshold=0.3, overall(12032 objs), MAP=0.398297
Overlap_threshold=0.4, overall(12032 objs), MAP=0.342526
Overlap_threshold=0.5, overall(12032 objs), MAP=0.257104