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
>>
>
