Query a relative NN-Descent index — rs_rnndescent_query • annsearchR

Use the $predict() method instead.

Usage

rs_rnndescent_query(
  ptr,
  data,
  k,
  ef_search,
  k_search,
  sqrt,
  return_dist,
  verbose
)

Arguments

ptr: External pointer to the index.
data: Numeric matrix. Queries x features.
k: Integer. Number of neighbours.
ef_search: Integer or NULL. Beam width at query time.
k_search: Integer or NULL. Neighbours expanded per hop.
sqrt: Boolean. Square root the distances (true Euclidean).
return_dist: Boolean. Return the distances.
verbose: Boolean. Print progress.

Value

A list with idx (1-based integer matrix) and dist (double matrix or NULL).