[BioC] RowInd (row index permutation vector )
James W. MacDonald
jmacdon at med.umich.edu
Fri Sep 4 20:18:05 CEST 2009
a <- heatmap(as.matrix(mtcars))
> rev(row.names(mtcars)[a$rowInd])
[1] "Toyota Corona" "Porsche 914-2" "Datsun 710"
[4] "Volvo 142E" "Merc 230" "Lotus Europa"
[7] "Merc 280" "Merc 280C" "Mazda RX4 Wag"
[10] "Mazda RX4" "Merc 240D" "Ferrari Dino"
[13] "Fiat 128" "Fiat X1-9" "Toyota Corolla"
[16] "Honda Civic" "Merc 450SL" "Merc 450SE"
[19] "Merc 450SLC" "Dodge Challenger" "AMC Javelin"
[22] "Hornet 4 Drive" "Valiant" "Duster 360"
[25] "Camaro Z28" "Ford Pantera L" "Pontiac Firebird"
[28] "Hornet Sportabout" "Cadillac Fleetwood" "Lincoln Continental"
[31] "Chrysler Imperial" "Maserati Bora"
Best,
Jim
Priscila Grynberg wrote:
> Dear BioCs,
> I'd like to know how can I obtain the list of genes in the same order as
> heatmap clustered them. I used heatmap() function. And I can't read the row
> names.
>
> I read about RowInd and order.dendrogram(), but with no success at all.
>
> Thanks.
>
>
>
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--
James W. MacDonald, M.S.
Biostatistician
Douglas Lab
University of Michigan
Department of Human Genetics
5912 Buhl
1241 E. Catherine St.
Ann Arbor MI 48109-5618
734-615-7826
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