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On 01/06/2011 11:57 PM, (Ted Harding) wrote:
On 06-Jan-11 22:16:38, array chip wrote:
Hi, I am seeking help on designing an algorithm to identify the
locations of stretches of 1s in a vector of 0s and 1s. Below is
an simple example:
Hi, I am seeking help on designing an algorithm to identify the locations of
stretches of 1s in a vector of 0s and 1s. Below is an simple example:
dat-as.data.frame(cbind(a=c(F,F,T,T,T,T,F,F,T,T,F,T,T,T,T,F,F,F,F,T)
,b=c(4,12,13,16,18,20,28,30,34,46,47,49,61,73,77,84,87,90,95,97)))
dat
a
try this:
?rle
Carl
**
From: array chip arrayprofile_at_yahoo.com
Date: Thu, 06 Jan 2011 14:16:38 -0800 (PST)
Hi, I am seeking help on designing an algorithm to identify the
locations of stretches of 1s in a vector of 0s and 1s. Below is an
simple example:
On 06-Jan-11 22:16:38, array chip wrote:
Hi, I am seeking help on designing an algorithm to identify the
locations of stretches of 1s in a vector of 0s and 1s. Below is
an simple example:
dat-as.data.frame(cbind(a=c(F,F,T,T,T,T,F,F,T,T,F,T,T,T,T,F,F,F,F,T)
From: ted.hard...@wlandres.net ted.hard...@wlandres.net
Cc: r-h...@stat.math.ethz.ch
Sent: Thu, January 6, 2011 2:57:47 PM
Subject: RE: [R] algorithm help
On 06-Jan-11 22:16:38, array chip wrote:
Hi, I am seeking help on designing an algorithm to identify the
locations of stretches of 1s
-Original Message-
From: r-help-boun...@r-project.org
[mailto:r-help-boun...@r-project.org] On Behalf Of array chip
Sent: Thursday, January 06, 2011 3:29 PM
To: ted.hard...@wlandres.net
Cc: r-h...@stat.math.ethz.ch
Subject: Re: [R] algorithm help
Thanks very much, Ted. Yes
Thanks very much Bill, good catch!
John
From: William Dunlap wdun...@tibco.com
Cc: r-h...@stat.math.ethz.ch
Sent: Thu, January 6, 2011 3:52:47 PM
Subject: RE: [R] algorithm help
-Original Message-
From: r-help-boun...@r-project.org
[mailto:r-help
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