Displaying 3 results from an estimated 3 matches for "systematicname".
2010 Jan 31
2
Using apply function on duplicates in a data.frame
Dear R-Helpers,
I have a data.frame (df) and the head of data.frame looks like
ProbeUID ControlType ProbeName GeneName SystematicName
1665 1577 0 pSysX_50_22_1 pSysX_50 pSysX_50
5422 5147 0 pSysX_49_8_1 pSysX_49 pSysX_49
4042 3843 0 pSysX_51_18_1 pSysX_51 pSysX_51
3646 3466 0 sll1514_0_2 sll1514 sll1514
2946 2807 0 sll1514_0_1 sl...
2008 Nov 11
0
read.table not clearing colClasses
...t;
idx<-which(cnames=="ProbeName")
column.classes[idx]="character"
idx<-which(cnames=="GeneName")
column.classes[idx]="character"
idx<-which(cnames=="SystematicName")
column.classes[idx]="character"
idx<-which(cnames=="LogRatio")
column.classes[idx]="numeric"
idx<-which(cnames=="gMeanSignal")
column.classes[...
2009 Nov 26
1
analyse tab delimited textfile microarray data(help)
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