Re: [aroma.affymetrix] probe_id in cdf file

2009-12-16 Thread Mark Robinson
Hi Renyi. No, the 'Probe_ID' column from that example is not used anywhere. Really, its just the 'X', 'Y' and then the 2 columns for group and unit that are used from the input TXT file. And yes, X/Y are analogous to pmx/pmy from the bpmap file. Cheers, Mark On 16-Dec-09, at 5:27 AM, Renyi

[aroma.affymetrix] probe_id in cdf file

2009-12-15 Thread Renyi Liu
Hi, Mark and Aroma.affymetrix fans, I have a quick question: when we create a custom CDF file according to the following page, does it matter what number we use for the probe_id field? I have seen somebody used (y*DIM+x+1). If it does not matter too much, I would like to just use a sequential numb