search for: m888

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2007 Feb 06
2
abbreviate dataframe for Sweave output
...10 Warning message: invalid factor level, NAs generated in... I would like something like this if possible. Any ideas? id x 1 a 18 2 b 8 3 c 14 . . . . . . 26 z 10 Thanks, Chris Stubben -- ----------------- Los Alamos National Lab BioScience Division MS M888 Los Alamos, NM 87545
2007 Sep 25
2
3d barplot in rgl
...tages,stages) ) ## I can get a surface plot, but that's about it. persp3d(A, col="red", alpha=0.7, xlab="fate", ylab="stage", zlab="Sensitivity", box=FALSE) Thanks, Chris Stubben -- ------------------- Los Alamos National Lab BioScience Division MS M888 Los Alamos, NM 87545
2005 Dec 06
2
Constructing a transition matrix
...me developmental sequence like dev<- c("seed","veg", "rep"). seed veg rep seed 0 0 0 veg 0.67 0 0.5 rep 0 1 0.5 Any help or suggestions would be appreciated. Thanks, Chris Stubben -- Los Alamos National Lab BioScience Division MS M888 Los Alamos, NM 87545
2006 Jan 23
1
Sample rows in data frame by subsets
...1 A 10 1 10 A 1.1 1 1 A 7 1 7 B 5 1 5 C 6 1 6 C 5.1 1 5 C Is there an easy way to do this in one step or with a short function? I have lots of dataframes to resample. Thanks, Chris -- ----------------- Chris Stubben Los Alamos National Lab BioScience Division MS M888 Los Alamos, NM 87545
2007 Nov 14
1
reading tables from url
...- Sea Sediments 5 - 13729 Pacific Beach Sand Metagenome Thanks for your help. Hopefully this is something simple that I missed in the documentation/help. Chris -- ------------------- Chris Stubben Los Alamos National Lab BioScience Division MS M888 Los Alamos, NM 87545
2006 Jun 18
2
analyze amino acid sequence (composition)of proteins
Dear R-helpers: thank your for your attention. i am a newer to R and i am doing some protein category classification based on the amino acid sequence.while i have some questions urgently. 1. any packages for analysis amino acid sequence 2. given two sequences "AAA" and "BBB",how can i combine them into "AAABBB" 3. based on "AAABBB",how can i get some
2013 May 07
4
create unique ID for each group
Hey All, I have a dataset(dat1) like this: ObsNumber ID Weight 1 0001 12 2 0001 13 3 0001 14 4 0002 16 5 0002 17 And another dataset(dat2) like this: ID Height 0001 3.2 0001 2.6 0001
2006 Jan 23
8
In which application areas is R used?
If anyone has a list of application areas where there is extensive use of R, I'd like to hear of it. My current short list is: Bioinformatics Epidemiology Geophysics Agriculture and crop science John Maindonald Mathematical Sciences Institute, Australian National University. john.maindonald at anu.edu.au