def tau_calculation(det_x, det_y, gt_x, gt_y):
if area(det_x, det_y) == 0.0:
return 0
return np.round((area_of_intersection(det_x, det_y, gt_x, gt_y) /
area(det_x, det_y)), 2)
def sigma_calculation(det_x, det_y, gt_x, gt_y):
"""
sigma = inter_area / gt_area
"""
return np.round((area_of_intersection(det_x, det_y, gt_x, gt_y) /
area(gt_x, gt_y)), 2)