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Re: time series

• To: mathgroup at smc.vnet.net
• Subject: [mg46391] Re: time series
• From: "Steve Luttrell" <steve1 at _removemefirst_luttrell.org.uk>
• Date: Mon, 16 Feb 2004 23:42:42 -0500 (EST)
• References: <c0qjqi$kc3$1@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

Do this:

Partition[x,3]

If you want to slip the window along one sample at a time then do this:

Partition[x,3,1]

Steve Luttrell

"paolo tarpanelli" <tarpanelli at libero.it> wrote in message
news:c0qjqi$kc3$1 at smc.vnet.net...
> Given a time series
> x={a1,a2,a3,a4,a5,a6,...,an}
>
> how can i divide it in different segments x1, x2,..., xn
>
> x1={a1,a2,a3}
> x2={a4,a5,a6}
> ...
> xn={an-2,an-1,an}
>
> thanks
>
> Paolo
>