Displaying 1 result from an estimated 1 matches for "a122001".
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122001
2010 Jan 15
1
Remove part of string in colname and calculate mean for columns groups
...h column group in the matrix, for instance all columns beginning with "Akita", and save all new columns as a new matrix.
For instance, use:
> head(exprdata[,c(1:4)])
Akita_ACC1 Akita_ACC2 Akita_ACC3 Akita_ACC4
A100005-101 6.668931 NA NA NA
A122001-101 10.562564 11.706395 11.608989 8.289093
A128001-101 14.946749 8.112625 8.176438 10.104254
A133001-101 5.186679 6.089870 4.119589 3.168841
A133003-101 NA NA 19.825480 2.587695
A134001-101 3.259402 4.835642 4.679607 4.490254
To get something like:...