arrIndices: Array indices.
In tensr: Covariance Inference and Decompositions for Tensor Datasets

Generates indices corresponding to subarrays.

1	arrIndices(saidx)

saidx

either a vector of the dimensions of a potential array, or a list of the indices in the subarray.

This function generates a matrix corresponding to all combinations of a list of indices, to be used in subsetting arrays.

Peter Hoff.

# all indices of an array
arrIndices(c(4, 3, 2))
# indices of a subarray
arrIndices(list(c(1, 3), c(4, 5), c(2, 3, 6)))

tensr documentation built on May 2, 2019, 2:32 p.m.

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