find_neighbors | R Documentation |
Uses a kd-tree to find the p number of near neighbours for each point in an input/output dataset.
find_neighbors(data, k)
data |
matrix; input data matrix |
k |
integer; number of nearest neighbours |
Use the nn2 function from the RANN package, utilizes the Approximate Near Neighbor (ANN) C++ library, which can give the exact near neighbours or (as the name suggests) approximate near neighbours to within a specified error bound. For more information on the ANN library please visit http://www.cs.umd.edu/~mount/ANN/.
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