lookupKNNDataFrame: Nearest neighbour lookup
In rossklin/flanner: Approximate nearest neighbours queries
Description
Usage
Arguments
Details
Description
Perform a nearest neighbour lookup using a precomputed
index structure.
Usage
1
lookupKNNDataFrame(pair, points, k)
Arguments
pair
the spatial indexing structure to do lookups
with respect to
points
A data.frame containing the points to
lookup neighbours of
k
number of neighbours to find
Details
Note that this is a lower level function that does no kind
of sanity checking, it may fail in strange ways if
points has the an incorrect number of columns, and
column names are not taken into account. Furthermore 0
based indices are returned.
rossklin/flanner documentation built on May 27, 2019, 11:39 p.m.
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Description Usage Arguments Details
Description
Perform a nearest neighbour lookup using a precomputed index structure.
Usage
1 | lookupKNNDataFrame(pair, points, k)
|
Arguments
pair |
the spatial indexing structure to do lookups with respect to |
points |
A data.frame containing the points to lookup neighbours of |
k |
number of neighbours to find |
Details
Note that this is a lower level function that does no kind
of sanity checking, it may fail in strange ways if
points has the an incorrect number of columns, and
column names are not taken into account. Furthermore 0
based indices are returned.
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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