AnchorSearcher

class AnchorSearcher[source]

Bases: ExtraReprMixin, ABC

A method for finding the closest anchors.

Methods Summary

__call__(edge_index, anchors, k[, num_entities])

Find the \(k\) closest anchor nodes for each entity.

Methods Documentation

abstract __call__(edge_index: ndarray, anchors: ndarray, k: int, num_entities: int | None = None) → ndarray[source]

Find the \(k\) closest anchor nodes for each entity.

Parameters:

  • edge_index (ndarray) – shape: (2, m) the edge index

  • anchors (ndarray) – shape: (a,) the selected anchor entity Ids

  • k (int) – the number of closest anchors to return

  • num_entities (int | None) – the number of entities

Returns:

shape: (n, k), -1 <= res < a the Ids of the closest anchors

Return type:

ndarray