Displaying 8 results from an estimated 8 matches similar to: "extract data from a column"
2011 Jun 07
1
extract data from a data frame field
Hi all,
I am given the a data frame in which one of the columns has more information
together- see column 4, peak_loc:
chr start end peak_loc cluster_TC strand peak_TC
1 chr1 564620 564649 chr1:564644..564645,+ 94 + 10
2 chr1 565369 565404 chr1:565371..565372,+ 217 + 8
3 chr1 565463 565541 chr1:565480..565481,+ 1214 + 15
4 chr1
2013 Mar 11
0
splitting column into two
HI,
Try this:
dat1<- read.table(text="
?V1,V2,V3,V4,V5,V6,V7
?chr1,564563,564598,564588 564589,1336,+,134
?chr1,564620,564649,564644 564645,94,+,10
?chr1,565369,565404,565371 565372,217,+,8
?chr1,565463,565541,565480 565481,1214,+,15
?chr1,565653,565697,565662 565663,1031,+,28
?chr1,565861,565922,565883 565884,316,+,12
",sep=",",header=TRUE,stringsAsFactors=FALSE)
2009 Jan 08
3
Ashlee Vance's article on R in the New York Times
Ashlee Vance's article on R in the New York Times.
This is typical of the New York Times. Because they get to coast on the
prestige and reputation of their brand , they have a history of just this
sort of journalistic sloppiness. Whether it's the author or the editor at
fault doesn't really matter, they do this screw-up all the time.
Look, if you write an article on the first page of
2011 Jun 08
1
return counts of elements on a table column depending on elements on another column
Hi,
I am given the following table:
> head(hsa_refseq)
chr genome region start stop nu strand nu.1 nu.2
gene_id
1 chr1 hg19_refGene CDS 67000042 67000051 0 + 0 gene_id
NM_032291
2 chr1 hg19_refGene exon 66999825 67000051 0 + . gene_id
NM_032291
3 chr1 hg19_refGene CDS 67091530 67091593 0 + 2 gene_id
NM_032291
4 chr1 hg19_refGene exon
2011 Jun 27
1
create a new data frame after comparing two columns of the previous data frame
Hi everyone,
I am trying to find a way to filter a table; If I am given for example the
following table:
> head(intra)
chr miRNA start end strand ACC hsa_ID
region region_start region_end gene_id transcrip_id
1 chr1 miRNA 1102484 1102578 + ACC="MI0000342"; ID="hsa-mir-200b";
exon 1102484 1102578 NR_029639 NR_029639
2 chr1
2013 May 01
1
Sum objects in a column between an interval defined by conditions on another column
This comes as an application to this question:
http://stackoverflow.com/questions/5896648/sum-object-in-a-column-between-an-interval-defined-by-another-column/5897695#comment23166107_5897695
What I would like to know is how to adjust the answer if I want to sum the
values in B, for ((A[i+1]-A[i]==0) or (A[i+1]-A[i]==1) or (A[i]-A[i-1]==0)
or (A[i]-A[i-1]==1)) where i is the row index, so
2000 Feb 23
2
Reloading services after SIGHUP
running 2.05a on red hat 6.1
I get a lot of these in my logs:
smbd/process.c:timeout_processing(868) Reloading services after SIGHUP.
Can anyone shed any light on this?
2009 Jan 15
2
Interface to open source Reporting tools
Hi,
I am a new user of R 2.8.1. I use Tinn-R for code editing. I use a windows
2003 system with 1 GB RAM.
I am interested to generate dashboard and reports based on data from MS
Access. These reports need to be posted on a weekly basis to the web. The
reporting interface should provide facilities for "what if" scenarios.
Is it possible to interface R analysis results to good open