Function reference • rnndescent

All functions

brute_force_knn(): Find exact nearest neighbors by brute force

brute_force_knn_query(): Query exact nearest neighbors by brute force

graph_knn_query(): Query a search graph for nearest neighbors

k_occur(): Quantify hubness of a nearest neighbor graph

merge_knn(): Merge multiple approximate nearest neighbors graphs

neighbor_overlap(): Overlap between the indices of two nearest neighbor graphs

nnd_knn(): Find nearest neighbors using nearest neighbor descent

prepare_search_graph(): Convert a nearest neighbor graph into a search graph

random_knn(): Find nearest neighbors by random selection

random_knn_query(): Query nearest neighbors by random selection

rnnd_build(): Build approximate nearest neighbors index and neighbor graph

rnnd_knn(): Find approximate nearest neighbors

rnnd_query(): Query an index for approximate nearest neighbors

rpf_build(): Create a random projection forest nearest neighbor index

rpf_filter(): Keep the best trees in a random projection forest

rpf_knn(): Find nearest neighbors using a random projection forest

rpf_knn_query(): Query a random projection forest index for nearest neighbors