Subject: RE: [xsl] Re: A proposal:xsl:result-document asynchronous attribute From: Peter Flynn <peter@xxxxxxxxxxx> Date: Tue, 11 Mar 2003 14:43:49 +0100 |
At Tuesday, 11 March 2003, you wrote: >> I wonder what we can do about random number generation. > >I think the simplest solution for most use cases involving random >numbers is a function that permutes a supplied sequence into random >order: Simplest is usually best (thank you for not picking 0.0 to 1.0 :-) but the moment we do this we'll get every statistician interested: <xsl:for-each select="uniform(1 to 52)"> ... </xsl:for-each> Or normal(1 to 52)? poisson(1 to 52)? lognormal(1 to 52) :-) >To select 1000 people chosen at random: > ><xsl:for-each select="subsequence(random(//person), 1, 1000)"> > ... ></xsl:for-each> People are easy: sort alpha by forename then surname. That's usually pretty random, then pick every Nth entry. ///Peter XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
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