[R] peaks

[Prof Brian Ripley]

On Fri, 1 Jun 2001, Mark Myatt wrote:

> Petr Pikal <petr.pikal at precheza.cz> writes:
> >I have posted similar question few weeks ago and I have got a short
> >response from prof. Ripley. I transformed it into this function:
> >
> >peaks_function(series,span=3)
> >{
> >z <- embed(series, span)
> >result_max.col(z) == 1 + span %/% 2
> >result
> >}
>
> Where does the embed() function come from?

package ts:

> help.search("embed")
Help files with alias or title matching `embed':
Type `?FOO' to inspect entry `FOO(PKG) TITLE'.

embed(ts)   Embedding a Time Series


-- 
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 272860 (secr)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595

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