[racket] DSL for multi-dimensional datasets?

On 2012-11-06 15:22:49 +1100, Simon Haines wrote:
>    As part of my work, I frequently have to 'shape' multi-dimensional
>    datasets. This is reasonably easy to do in Racket and I'm thinking
>    about pulling together some of the functions I use into a library.
>    Before I do this though, I was wondering if there is any similar work I
>    can build upon, or perhaps use to guide me.
>
>    [...]
>
>    I haven't worked out the details yet, and I'm not sure the above will
>    work the way I want it to. But I've had a quick look at Microsoft's
>    Scientific DataSet ([1]http://sds.codeplex.com/), but it lacks the
>    composability I'm used to with Racket. Is anyone aware of any similar
>    work that does this, or that I could use as a guide?

I don't know about Racket, but have you seen the 'reshape' library in R?
It's very flexible and is probably one of the state of the art designs
in this space.

Here's a journal article describing its design:
  http://www.jstatsoft.org/v21/i12/paper

and its website:
  http://had.co.nz/reshape/

Cheers,
Asumu