Displaying 12 results from an estimated 12 matches for "c2b2".
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c2b0
2008 Jun 12
1
save workspace while running R on a cluster
Hello,
I have a question about running R in a cluster environment. The shell script
I am running looks like this:
#!/bin/bash
cd /nfs/apollo/2/c2b2/users/mb0001/Data
/nfs/apollo/1/shares/software/core_facility/local/x86_64_rocks/R/current/bin/
R --save < calculate.R >& script.out
I have used the "-save" command to save the R workspace (If, I understand it
correctly) . However, I am unable to find the workspace file.
U...
2009 Jun 06
2
extract rows having negative values
Hello,
I have a matrix with 6 columns and 12 rows. I want to extract out those IDs
(rownames) from my matrix which have a negative values. For each ID(row) if
the negative value is even under 1 column it needs to be extracted out. I
will be grateful for any correct suggestion.
Thanks
Manisha
Here is the matrix that I am working on:
ID
A
B
C
D
E
F
1
-4.18972
-3.8946
2008 Jun 10
2
convert characters into integers in a matrix
Hello,
I will appreciate any suggestion for this simple problem. I have a matrix of
characters "A", "P", "M".
I want to convert those characters to integers 0,1, 1 respectively. I am
using the following R statements:
exprs.new<-gsub("P",1,exprs)
exprs.new1 <- gsub("A",0,exprs.new)
exprs.new2 <-
2012 Jan 09
0
power in generalized linear models with categorical independent variables
...----------------------
Richard A. Friedman, PhD
Associate Research Scientist,
Biomedical Informatics Shared Resource
Herbert Irving Comprehensive Cancer Center (HICCC)
Lecturer,
Department of Biomedical Informatics (DBMI)
Educational Coordinator,
Center for Computational Biology and Bioinformatics (C2B2)/
National Center for Multiscale Analysis of Genomic Networks (MAGNet)
Room 824
Irving Cancer Research Center
Columbia University
1130 St. Nicholas Ave
New York, NY 10032
(212)851-4765 (voice)
friedman at cancercenter.columbia.edu
http://cancercenter.columbia.edu/~friedman/
I am a Bayesian. When I...
2011 Jun 27
0
cld object did not plot
...----------------------
Richard A. Friedman, PhD
Associate Research Scientist,
Biomedical Informatics Shared Resource
Herbert Irving Comprehensive Cancer Center (HICCC)
Lecturer,
Department of Biomedical Informatics (DBMI)
Educational Coordinator,
Center for Computational Biology and Bioinformatics (C2B2)/
National Center for Multiscale Analysis of Genomic Networks (MAGNet)
Room 824
Irving Cancer Research Center
Columbia University
1130 St. Nicholas Ave
New York, NY 10032
(212)851-4765 (voice)
friedman at cancercenter.columbia.edu
http://cancercenter.columbia.edu/~friedman/
I am a Bayesian. When I...
2008 Feb 27
2
problem with creation of eSet
Hi,
I am having troubles with creating an eSet and would appreciate any help on
the following problem.
I am trying to create an eSet using the following code
pd <- read.table(file="pdata.txt",header =TRUE,row.names=1);
colnames(pd) <- c("type","tumor","time","id");
pdN <- list(type =
2011 May 23
2
Analog of least significant difference error bars for proportions
...----------------------
Richard A. Friedman, PhD
Associate Research Scientist,
Biomedical Informatics Shared Resource
Herbert Irving Comprehensive Cancer Center (HICCC)
Lecturer,
Department of Biomedical Informatics (DBMI)
Educational Coordinator,
Center for Computational Biology and Bioinformatics (C2B2)/
National Center for Multiscale Analysis of Genomic Networks (MAGNet)
Room 824
Irving Cancer Research Center
Columbia University
1130 St. Nicholas Ave
New York, NY 10032
(212)851-4765 (voice)
friedman at cancercenter.columbia.edu
http://cancercenter.columbia.edu/~friedman/
I am a Bayesian. When I...
2011 Apr 21
1
Accounting for overdispersion in a mixed-effect model with a proportion response variable and categorical explanatory variables.
...----------------------
Richard A. Friedman, PhD
Associate Research Scientist,
Biomedical Informatics Shared Resource
Herbert Irving Comprehensive Cancer Center (HICCC)
Lecturer,
Department of Biomedical Informatics (DBMI)
Educational Coordinator,
Center for Computational Biology and Bioinformatics (C2B2)/
National Center for Multiscale Analysis of Genomic Networks (MAGNet)
Room 824
Irving Cancer Research Center
Columbia University
1130 St. Nicholas Ave
New York, NY 10032
(212)851-4765 (voice)
friedman at cancercenter.columbia.edu
http://cancercenter.columbia.edu/~friedman/
I am a Bayesian. When I...
2009 Jun 07
1
Convert a lis to matrix
Hello,
This is an urgent request. I want to convert a list of 3 elements into a
matrix and I am not sure how to do it.
The list looks like this:
List of 3
$ : num [1:15364, 1] 0.133 0.622 0.588 1.024 0.583 ...
..- attr(*, "dimnames")=List of 2
.. ..$ : chr [1:15364] "6420681" "3610072" "2260458" "60689" ...
.. ..$ : NULL
$ :
2008 Jan 03
1
help with combining matrix and list into dataframe
Problem#################################################################
I am having a problem combining a matrix and elements of a list into one data
frame.
Data####################################################################
The matrix is ludwig.results and dim of matrix is 213,8.
The list is called symbols and its length is 213.
Following is an example the structure of my matrix
2009 Jul 20
2
calculating median with a condition
Hello,
I am trying to calculate the median of numbers across each row for the data
shown below , with the condition that if the number is negative, that it
should be ignored and the median should be taken of only the positive
numbers.
For eg: data is in Column A,B,C. Column D and E demonstrates what I want to
get as answer
A
B
C
Median
median value
-13.6688115
-32.50914055
2009 Aug 01
3
how do i retain decimal values
Hello,
I am trying to do a spearman correlation. My data has tied values. To
overcome this issue, I am adding some random noise (values) to my original
data. However when I add the random noise to the data, the final matrix does
not show the new values. I guess the reason being that the noise I add is
very small and the full value including the decimals gets truncated to show
only the value