neighborsToVectors: A utility function to convert a k-NN graph to a pair of...

Description Usage Arguments Value

View source: R/distance.R

Description

In the returned list, the nodes indexed by 'j' are the identified nearest neighbors of the nodes indexed by 'i'. In other words, if 'i = c(0,0,0,1,1,1)' and 'j = c(1,2,3,2,3,4)', then nodes '1, 2 & 3' are nearest neighbors of node 0, but node 0 is not a nearest neighbor of node 1.

Usage

1

Arguments

x

A '[K,N]' matrix of indices of the nearest neighbors of each vertex. 0-indexed.

Value

A list with fields:

i

The slowly-varying indices of x

j

The quickly-varying indices of x


largeVis documentation built on Feb. 17, 2018, 1:01 a.m.