[Openspace] text fields not available when creating weights

[Julia Koschinsky]

Elena,

GeoDa does not bring up text fields in the weights drop-down 
menu. If you have a numeric ID variable, which does not show 
up on the drop-down, it is probably too long.

Best regards,
Julia

---- Original message ----
>Date: Wed, 04 Aug 2004 12:14:50 +0100
>From: Elena Besussi <e.besussi at ucl.ac.uk>  
>Subject: [Openspace] text fields not available when creating 
weights  
>To: openspace at agec221.agecon.uiuc.edu
>
>   I am trying to create a weight matrix but the text
>   fields of my shapefile are unavailable in the drop
>   down menu for the selection of an ID variable.
>   I need to keep this field (which is a unique ID of
>   type AB001, AB002, AB003, ...) in the matrix because
>   I will feed it directly into a external model.
>   I know I could do a bit of post editing of the .gal
>   and .gwt files and substitute the numeric ID (which
>   is available for weight creation) with the text ID,
>   but I would prefer not to (it is a big file of 1500
>   zones!)
>
>   Thanks for your help
>
>   Elena Besussi
>   Centre for Advanced Spatial Analysis
>   University College London
>   1-19 Torrington Place London WC1E 6BT
>   [t] 44 (0) 20 7679 5921
>   [f] 44 (0) 20 7813 2843
>   [w] http://www.casa.ucl.ac.uk/
>   [w] http://www.casa.ucl.ac.uk/scatter
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