def eval_intersection_measure(gt_I, I):
""" measure intersection measure (used for knngraph)"""
inter = 0
rank = I.shape[1]
assert gt_I.shape[1] >= rank
for q in range(nq_gt):
inter += faiss.ranklist_intersection_size(
rank, faiss.swig_ptr(gt_I[q, :]), rank,
faiss.swig_ptr(I[q, :].astype('int64')))
return inter / float(rank * nq_gt)
def eval_intersection_measure(gt_I, I):
""" measure intersection measure (used for knngraph)"""
inter = 0
rank = I.shape[1]
assert gt_I.shape[1] >= rank
for q in range(nq_gt):
inter += faiss.ranklist_intersection_size(
rank, faiss.swig_ptr(gt_I[q, :]),
rank, faiss.swig_ptr(I[q, :].astype('int64')))
return inter / float(rank * nq_gt)
