On 7/10/2013 4:30 PM, Kelly Kearney wrote: > dpb <email@example.com> wrote in message <firstname.lastname@example.org>... >> On 7/10/2013 2:22 PM, Eric Sampson wrote: >> > dpb <email@example.com> wrote in message <firstname.lastname@example.org>... >> ... >> >> .. wanting a way to hold a temporary variable or other syntax to >> eliminate temporaries for optional return variables... >> >> ... ...
>> Not sure there is a general solution, unfortunately. > > There is... write a new function. :-) > I got very tired of this accumarray limitation, since almost all my > applications of the function involve grouping variables that a) are > floating point values, not indices, b) are multi-column (i.e a unique(a, > 'rows') sort of situation), and/or c) are cell arrays of strings. > Combining (b) and (c) is particularly annoying since unique(x,'rows') > somewhat inexplicably can't handle multi-column cell arrays of strings, > adding more intermediate steps to get the proper index variable. > > So, I wrote my own wrapper for accumarray (aggregate.m) that allows all > of the above, cutting out the need for intermediate storage. Posting it > to the FEX now; should appear soon. There's also consolidator.m in the > FEX, which is also a more flexible version of accumarray but if I > remember correctly restricts functions to scalar output.
Does it eliminate the intermediary storage or only move it to a level below the calling function so it does (at least which is _a_good_thing_ (tm) ) vanish silently?
> And regarding the other topic of this thread, I also hate the new > documentation. But I've been lamenting changes on that front ever since > they eliminated the Index... it's simply gotten worse and worse since > then. The crash-Matlab-completely-for-no-apparent-reason feature of the > R2013a Help Browser is a particularly nice touch, though. Ugh.
That's disheartening to hear it hasn't yet gone away--I found it in R2012b.