[R-SIG-Finance] Locating peaks in zoo objects in one go

[John Gavin]

Vorlow Constantinos <CVorlow <at> eurobank.gr> writes:

> Is there a way I could determine (in one go or iteratively), where the
> peaks (local maxima) lie in the sequence 
> (say by using an arbitrary rule i.e., locate prices which are greater
> than x% the sample's average or a certain value) ???

Perhaps this peaks function will give you some ideas
http://finzi.psych.upenn.edu/R/Rhelp02a/archive/33097.html
and another one
http://ur.ly/8Ii

Regards,

John.