Displaying 3 results from an estimated 3 matches for "costanzo".
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costanza
2007 Jun 21
3
meta-analysis in R
I would like to combine time-series data to test for correlations and
interactions using random and fixed effects meta-analysis.
So, I am looking for the right packages and documentation.
I know about meta and rmeta packages of R.
Are there any more? What are the diffrences in brief?
Can you please suggest some references that could be used as a guide for
meta-analysis in R (or S-plus)?
2011 Feb 17
1
How to speed up a for() loop
Dear all,
Does anyone have any idea on how to speed up the for() loop below.
Currently it takes approximately 2 minutes and 30 seconds.
Because of the size of Nsim and N, simulating a multivariate normal
(instead of simulating Nsim times a vector of N normal distributions)
would require too much memory space.
Many thanks for your kind help,
Simona
N=3000
PD=runif(N,0,1)
cutoff.=qnorm(PD)
2004 Aug 18
6
Report of collision-generation with MD5
Just got a pointer to this via ACM "TechNews Alert" for today:
http://www.acm.org/technews/articles/2004-6/0818w.html#item2
Seems that "... French computer scientist Antoine Joux reported on
Aug. 12 his discovery of a flaw in the MD5 algorithm, which is often
used with digital signatures...."
There's more in the article cited above.
Peace,
david
--
David H. Wolfskill