(xyz1, xyz2, match)
return approxmatch_module.match_cost(xyz1, xyz2, match)
input:
	xyz1 : batch_size * #dataset_points * 3
	xyz2 : batch_size * #query_points * 3
	match : batch_size * #query_points * #dataset_points
returns:
	cost : batch_size
input:
	xyz1 : batch_size * #dataset_points * 3
	xyz2 : batch_size * #query_points * 3
	match : batch_size * #query_points * #dataset_points
returns:
	cost : batch_size
input : xyz1 : batch_size * #dataset_points * 3 xyz2 : batch_size * #query_points * 3 match : batch_size * #query_points * #dataset_points returns : cost : batch_size
def match_cost(xyz1, xyz2, match):
    """
input:
	xyz1 : batch_size * #dataset_points * 3
	xyz2 : batch_size * #query_points * 3
	match : batch_size * #query_points * #dataset_points
returns:
	cost : batch_size
	"""
    return approxmatch_module.match_cost(xyz1, xyz2, match)
def match_cost ( xyz1 , xyz2 , match ) : return approxmatch_module . match_cost ( xyz1 , xyz2 , match )