[R] finding events in a time duration.
R. Michael Weylandt <firstname.lastname@example.org>
michael.weylandt at gmail.com
Wed Sep 7 23:52:42 CEST 2011
I think (no promises) roll.apply() from the zoo package with sum can count occurrences in whatever time period. Then use a logical test to identify sufficiently active periods.
Hope this helps,
On Sep 7, 2011, at 4:07 PM, Vineet Shukla <shuklvineet at gmail.com> wrote:
> Premises: I have a database which contain the list of events and their time
> stamps (This is a Unix time stamps)
> What I want to do : I want know how much is the maximum occurrence of this
> in any a time period of 7 days or does a event occur es more than "N" (say
> 5) times in a period of 7 days.
> This time period is not fixed with "week
> boundary", its a period of 7 days occurring at any time.
> Question : How it can be done in R. is there a package which can be helpful
> ? if yes then how I can use it.
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