# Re: [R] Modifying the embed-results

From: Gabor Grothendieck <ggrothendieck_at_gmail.com>
Date: Sat 26 Aug 2006 - 11:25:31 EST

Try:

On 8/25/06, Atte Tenkanen <attenka@utu.fi> wrote:
> Hi,
>
> Here is a vector and the result from the embed-command:
>
> VECTOR=c(0,3,6,3,11,2,4,3,7,6,4,5,10,2,3,5,8)
>
> > embed(VECTOR, dimension=5)
> [,1] [,2] [,3] [,4] [,5]
> [1,] 11 3 6 3 0
> [2,] 2 11 3 6 3
> [3,] 4 2 11 3 6
> [4,] 3 4 2 11 3
> [5,] 7 3 4 2 11
> [6,] 6 7 3 4 2
> [7,] 4 6 7 3 4
> [8,] 5 4 6 7 3
> [9,] 10 5 4 6 7
> [10,] 2 10 5 4 6
> [11,] 3 2 10 5 4
> [12,] 5 3 2 10 5
> [13,] 8 5 3 2 10
>
> Is there a way to little modify the algorithm so that the result looks
> like this:
>
> [1] 0 3 6 11 2 <- beginning from the first number of the VECTOR
> [1] 3 6 11 2 4 <- beginning from the second number of the VECTOR etc
> [1] 6 3 11 2 4
> [1] 3 11 2 4 7
> [1] 11 2 4 3 7
> [1] 2 4 3 7 6
> [1] 4 3 7 6 5
> [1] 3 7 6 4 5
> [1] 7 6 4 5 10
> [1] 6 4 5 10 2
> [1] 4 5 10 2 3
> [1] 5 10 2 3 8
> [1] 10 2 3 5 8
>
> Every row consists of next five unique(!) member of the VECTOR. I made
> this example result with a time consuming algorithm which uses for-loops
> and whiles.
>
> How to do this better??
>
>
> Atte Tenkanen
> University of Turku
>
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