[R] Read date for timeserie object
Prof Brian Ripley
ripley at stats.ox.ac.uk
Thu Aug 21 17:47:23 CEST 2003
Objects of class ts are for regualrly spaced time series only. What you
have is an irregular time series.
On Thu, 21 Aug 2003, Jan Verbesselt wrote:
> Dear all,
>
> Is there a simple trick to read in data with the following format and
> create a Time Serie object of it?
>
> Date CountOfField2
> 5/10/1998 7
> 5/11/1998 5
> 5/12/1998 2
> 5/14/1998 1
> 5/15/1998 1
> 5/19/1998 1
> 5/20/1998 1
> 5/21/1998 1
> 5/24/1998 2
> 5/25/1998 1
> 5/26/1998 2
> ....
> 2002
> ...
And what does `2002' mean here?
> R should recognize that some dates are not available...(NA). You can
> define start and end date Ok, and frequency= 365 is ok...but is it
> possible that recognizes the gaps?
R does what you program it to do, and you could instruct it to do this.
--
Brian D. Ripley, ripley at stats.ox.ac.uk
Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
University of Oxford, Tel: +44 1865 272861 (self)
1 South Parks Road, +44 1865 272866 (PA)
Oxford OX1 3TG, UK Fax: +44 1865 272595
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