Lindy Mayfield wrote: > I once had a look at some data that came from some machine that was used = for in vitro analysis of cells. >=20 > The data format seemed a bit funny. There were some rows, but many colum= ns. IIRC, the length of time the monitoring was done determined the number= of columns, and the number of rows corresponded I think to the input chann= els. >=20 > My question is this. Is this very common thing to see? How likely are w= e in today's world now that we are starting to look at data and start to pr= ocess it to see data that looks like this? I wouldn't blink an eye at a ta= ble with 100 million rows, but a table with 100 rows and 100 million column= s might confuse me. I know nothing about the subject but that is the sort of format I would=20 prefer if I wanted to generate some waveforms. Maybe like this site:-=20 https://www.scrc.umanitoba.ca/doc/tutorial/T13_invitro_analysis_overview.ht= m George Smith --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .