search for: hal001_hal0015_sign

...a matrix that has 15 rows and 58 columns. The first row has column names, and the first column has row names, so the format is correct as far as using read.table is concerned. The other values in the table are all float values (numeric). So when I read in the file using data1 <- read.table("HAL001_HAL0015_Signals.txt"), it gets read in as a table, but when I try to manipulate an individual value as follows: data1[2 ,2] <- log(data1[2 ,2]+20) , I get the "object is not subsettable" message. This error occurs when I use R only...Perl is not being used at this point. My script needs to tak...