Displaying 3 results from an estimated 3 matches for "ofprob".
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ofpro
2008 Mar 11
0
Generating a new matrix using rbinom and a matrix ofprobabilities.
...x also
What doesn't work?
-----Original Message-----
From: r-help-bounces at r-project.org [mailto:r-help-bounces at r-project.org]
On Behalf Of Economics Guy
Sent: Wednesday, 12 March 2008 1:16 AM
To: r-help at stat.math.ethz.ch
Subject: [R] Generating a new matrix using rbinom and a matrix
ofprobabilities.
I am having a little trouble getting R to do something without writing
a couple of very awkward loops.
I have a matrix of probabilities and I want to generate a new matrix
of ones and zeros where each element in the new matrix is the result
of a draw from a binomial distribution where t...
2011 Jun 30
4
aggregating data
...2 0.21
E 3 0.11
A 4 0.21
F 5 0.56
F 6 0.87
.
.
.
(180000 data points)
In each case, the probeID is unique. The output I am looking for is something like this:
Gene No.ofprobes Mean_expression
A 3 0.25
Is there an easy way to do this using "cast" or "melt"? Ideally, I would also like to see the unique probes corresponding to each gene in the wide format.
Thanks in advance
Max
Maxy Mariasegaram| Reserach Fellow | Austr...
2011 Jun 30
0
help with interpreting what nnet() output gives:
...2 0.21
E 3 0.11
A 4 0.21
F 5 0.56
F 6 0.87
.
.
.
(180000 data points)
In each case, the probeID is unique. The output I am looking for is something like this:
Gene No.ofprobes Mean_expression
A 3 0.25
Is there an easy way to do this using "cast" or "melt"? Ideally, I would also like to see the unique probes corresponding to each gene in the wide format.
Thanks in advance
Max
Maxy Mariasegaram| Reserach Fellow | Austr...