Displaying 3 results from an estimated 3 matches for "rehsap".
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rehsape
2011 Aug 10
0
Short term position in Rome: R trainer and developer
...act start is as early as possible, hopefully September.
Best regards
Matthieu Stigler
Questions to answer if interested:
-What experience do you possess with R (please mention packages developed if any)?,
-Do you possess any experience in teaching?
-Are you familiar with one of XML, ggplot2, rehsape? Parallel computing? Do you use LaTeX (beamer) and Sweave?
-Would you write a package in S3 or S4? Explain your choice.
-If you were given free time, what would you develop in R?
2011 Jun 30
4
aggregating data
Hi,
I am interested in using the cast function in R to perform some aggregation. I did once manage to get it working, but have now forgotten how I did this. So here is my dilemma. I have several thousands of probes (about 180,000) corresponding to each gene; what I'd like to do is obtain is a frequency count of the various occurrences of each probes for each gene.
The data would look
2011 Jun 30
0
help with interpreting what nnet() output gives:
...ect.org" <r-help at r-project.org>, Max Mariasegaram
<max.mariasegaram at qut.edu.au>
Subject: Re: [R] aggregating data
Message-ID:
<1309422239.81326.YahooMailClassic at web86702.mail.ird.yahoo.com>
Content-Type: text/plain; charset=iso-8859-1
Hi Max
Using plyr instead of rehsape:
library(plyr)
df <- data.frame(gene=c('A', 'A', 'E', 'A', 'F', 'F'), probe = c(1,2,3,4,5,6))
ddply(df, .(gene), function(df)length(df$gene))
gene V1
1 A 3
2 E 1
3 F 2
best
iain
--- On Thu, 30/6/11, Max Mariasegaram <max.ma...