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Re: st: identifying strings that differ on one or two letters
From
Julian Reif <[email protected]>
To
[email protected]
Subject
Re: st: identifying strings that differ on one or two letters
Date
Sun, 21 Nov 2010 23:29:43 -0600
I did write an earlier version of -strgroup- in Mata a few years ago but it was much too slow. The current C version makes use of bit shifting and few other tricks that I'm not sure can be easily ported over to Mata.
Julian
On Nov 21, 2010, at 8:28 PM, Joseph Coveney wrote:
> Julian Reif wrote:
>
> Unfortunately, as Nick pointed out, your platform is currently not supported by
> -strgroup-. This is because the nature of plugins requires that I recompile them
> for all possible platforms in order to use them on that platform. The only way
> I know how to do this is to actually obtain access to the platform in question,
> install a gcc-compliant compiler if necessary (Linux and Mac OS's tend to
> include have these by default while Windows does not), and then recompile the
> code. I do not have access to your platform; thus I cannot compile my plugin
> for it. If anybody knows an easier way to do this, please share.
>
> Alternatively, if somebody has access to Dalhia's platform and is willing to
> compile the plugin for her, I am happy to send my C code to him or her and then
> upload the compiled plugin file to the SSC archive.
>
> --------------------------------------------------------------------------------
>
> Any chance that the C code could be translated into Mata code? It's not
> necessarily difficult: a couple of years ago, I needed to convert the C source
> code for one of Takuya Ooura's double-exponential quadrature programs* into
> Mata. It took just a handful of ASCII character changes. I'm not sure what
> kind of hit it would take in efficiency, but it solves the platform-dependence
> problem.
>
> Joseph Coveney
>
> * www.kurims.kyoto-u.ac.jp/~ooura/intde.html
> www.kurims.kyoto-u.ac.jp/en/list/OOURA,%20Takuya.html
>
>
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