Take a look at https://github.com/JuliaComputing/IndexedTables.jl
"This package provides a table data structure where some of the columns form a sorted index. This structure is equivalent to an N-dimensional sparse array, and follows the array API to the extent possible." On Friday, October 28, 2016 at 2:11:00 AM UTC+2, Júlio Hoffimann wrote: > > Actually, I don't think it makes very much sense, one could use a > dictionary of tuples instead. Sparse 2D exist for a reason: efficient > matrix multiplication, etc. > > Disregard this email. > > -Júlio > > Em quinta-feira, 27 de outubro de 2016 17:07:01 UTC-7, Júlio Hoffimann > escreveu: >> >> Hello, >> >> Is it possible to create a multidimensional sparse array in Julia? >> >> sparse() works for matrices, I wonder if someone can extend it to >> multidimensional arrays. Where should I open a feature request? >> >> -Júlio >> >
