--- Phil Steitz <[EMAIL PROTECTED]> wrote: > [EMAIL PROTECTED] wrote: > > Date: 2004-09-02T06:34:37 > > Editor: AlChou <[EMAIL PROTECTED]> > > Wiki: Jakarta Commons Wiki > > Page: MathWishList > > URL: http://wiki.apache.org/jakarta-commons/MathWishList > > > > no comment > > > > Change Log: > > > > > ------------------------------------------------------------------------------ > > @@ -6,6 +6,7 @@ > > * Add remedian statistic - > [http://www.agoras.ua.ac.be/abstract/Remrob90.htm The Remedian: a Robust > Averaging method for Large Data Sets] > > * Add population variance and standard deviation statistic. > > * Add 0-1 random number generators. -- Not sure what is being requested > here. RandomData.nextInt(0, 1) will generate random 0-1 values. Are we > talking about random binary strings? > > + * I assumed this item meant "implement good random number generators, > e.g., like those described in ''Numerical Recipes'' or Knuth". -- AlChou > > Interestingly, as of 1.2 at least, the JDK-supplied PRNG is Knuth's 3.2.1 > (linear congruential). I am +1 for adding additional PRNGs, but I would > also recommend that if we do that we also include benchmark tests (like > the ones here: http://csrc.nist.gov/rng/SP800-22b.pdf), performance > metrics and clear documentation indicating what the relative strengths / > weaknesses of the additional PRNGs are.
Huh. So why do I and others think so poorly of the JDK's default PRNG? Well, I don't know about others, but I was just ignorant of that fact. Al --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
