[plt-scheme] More PLT Scheme as an Alternative to Matlab

My plan was to have (like NumPy) a subset that is optimized for for matrix
(two-dimensional) operations.

On Fri, Aug 14, 2009 at 4:51 AM, Jakub Piotr Cłapa <jpc-ml at zenburn.net>wrote:

> Regarding efficient numeric computation the CorePy project [1] is quite
> interesting. For a start Noel Welsh has some nice sample code for generating
> x86 instruction streams dynamicaly [2]. Maybe such a specialised thing would
> be better than stuffing to much into the mzscheme JIT.
>
> As far as array indexing is concerned the NumPy matrix manipulation is
> quite nice but I find the multi-dimensional arrays to be difficult to grasp.
> OTOH it is just about next-column increment and next-row stride so you
> cannot use it to for example vectorize image algorithms operating on
> multiple image tiles (like 8x8 tiles of JPEG or image segmentation in DjVu).
> Specialized JITing of iterations would allow for doing more fancy algorithms
> without multiple-dimensions.
>
> [1]: http://www.corepy.org/
> [2]: http://github.com/noelwelsh/assembler/tree/master
>
> --
> regards,
> Jakub Piotr Cłapa
>
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