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## Re: reading matrix of unknown dimensions from file.

**From**: |
Mike Miller |

**Subject**: |
Re: reading matrix of unknown dimensions from file. |

**Date**: |
Thu, 4 Jul 2002 13:19:45 -0500 (CDT) |

On Thu, 4 Jul 2002, Arno Peters wrote:
>* On Thu, Jul 04, 2002 at 10:37:17AM -0500, Mike Miller wrote:*
>* > By the way, is there a way to load a file that looks like this...*
>* >*
>* > 1 2 3 4*
>* > 1 2*
>* > 1 2 3 4 5*
>* > 1 2 3*
>* >*
>* > ...and have Octave automatically pad with zeros to produce a matrix in*
>* > Octave that looks like this?*
>* >*
>* > 1 2 3 4 0*
>* > 1 2 0 0 0*
>* > 1 2 3 4 5*
>* > 1 2 3 0 0*
>
>* Preprocess you file with the attached perl script.*
Very nice. To get a number of columns in the output that does not exceed
the number of columns in the input, one may do this...
pad.pl `awk '{print NF}' infile | sort -rn | head -1` < infile > outfile
Thanks. I can use that. I still think a "load -pad" option in Octave
would be good.
Mike
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