iou# iou(boxlist1: NpBoxList, boxlist2: NpBoxList) → ndarray[source]# Computes pairwise intersection-over-union between box collections. Parameters boxlist1 (BoxList) – BoxList holding N boxes. boxlist2 (BoxList) – BoxList holding M boxes. Returns A numpy array with shape [N, M] representing pairwise iou scores. Return type np.ndarray