[R] alignment algorithm or pattern frequency calculation

Weiwei Shi helprhelp at gmail.com
Fri Oct 19 00:32:28 CEST 2007


the naive way is to exhausive search, but too bad for large and real situation.

On 10/18/07, Weiwei Shi <helprhelp at gmail.com> wrote:
> for example,
>
> a,b: 3 which means a and b appear together 3 times in my input list.
>
> On 10/18/07, jim holtman <jholtman at gmail.com> wrote:
> > It would be helpful if you explained what the numbers mean.
> >
> > On 10/18/07, Weiwei Shi <helprhelp at gmail.com> wrote:
> > > Hi,
> > >
> > > I am looking for an algorithm (better if it is implemented in R) which
> > > can do the following:
> > >
> > > from the following list:
> > > a,b,c,d
> > > a,b,c
> > > b,c
> > > a,b,c,d,e
> > >
> > > to calculate
> > > a,b,c,d: 2
> > > a,b,c: 3
> > > a,b: 3
> > > a,c: 3
> > > b,c: 4
> > > b,c,d:2
> > >
> > > here, the order is not important.
> > >
> > > Thanks.
> > >
> > > --
> > > Weiwei Shi, Ph.D
> > > Research Scientist
> > > GeneGO, Inc.
> > >
> > > "Did you always know?"
> > > "No, I did not. But I believed..."
> > > ---Matrix III
> > >
> > > ______________________________________________
> > > R-help at r-project.org mailing list
> > > https://stat.ethz.ch/mailman/listinfo/r-help
> > > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> > > and provide commented, minimal, self-contained, reproducible code.
> > >
> >
> >
> > --
> > Jim Holtman
> > Cincinnati, OH
> > +1 513 646 9390
> >
> > What is the problem you are trying to solve?
> >
>
>
> --
> Weiwei Shi, Ph.D
> Research Scientist
> GeneGO, Inc.
>
> "Did you always know?"
> "No, I did not. But I believed..."
> ---Matrix III
>


-- 
Weiwei Shi, Ph.D
Research Scientist
GeneGO, Inc.

"Did you always know?"
"No, I did not. But I believed..."
---Matrix III



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