Hi June, Your post took me down memory lane - I remember mentioning reshape in one of my first posts to this forum! <http://www.jsoftware.com/pipermail/programming/2007-February/005105.html>
There are some suggestions in that thread of how to "melt" data, but it would be good to come up with some robust generalised ways of going backwards and forwards a'la reshape. ---June Kim wrote: > I've been thinking pivot tables are a major innovation in the history > of spreadsheet. I wondered if there is a natural way of pivot-tabling > in more textual/literal environments like J. > > I think I've found something. It's R's reshape. > http://had.co.nz/reshape/ > You may read the pdf paper that's linked on the page > http://www.jstatsoft.org/v21/i12 > > R is a array-oriented programming language, hence a descendant of APL, > which is mostly used in statistics domain. > > What do you think about reshape? How would J do pivot-tabling? Would > it be similar to reshape or different? > > June > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
