Hello,
I was wondering what's the best data structure in R for a multi-dimensional
lookup table, and how to implement it. I've several categories say A, B,
C ... and within each of these categories there are other categories such
as a, b, c, ... . There can be up to 5 dimensions. The actual value
Arne -
In the past, I've used a data frame for the lookup table and
the and of individual logical vectors to select rows from it.
Here's a simplified version of the selector function I wrote.
My mail editor does not balance parentheses, so I don't guarantee
that this version is syntactically