Q: vector map patching

Alejandro Hinojosa Corona alhinc at cicese.mx
Mon Jan 11 12:43:01 EST 1999


Markus,

You can use  first the v.cutter to extract the less
quality data  with a vector that has the extents of  your
good quality data and then use v.patch to overlay the good qual


Regards

Alejadnro Hinojosa

> Hi,
> 
> currently I have the problem to merge a small vector map
> in good digitizing quality and a second in less quality. 
> The small one is part of the second - I want to *replace* 
> a part of the map with less quality by overlaying this 
> small map:
> 
> ------------- 
> |less qual. |
> |           |
> |           |
> |  |----|   |
> |  |good|   |
> |  |qual|   |
> -------------
> 
> How to perform such replacement in GRASS? I feel that v.patch
> will just overlay both maps.
> 
> Thanks for assistance
> 
>    Markus
> 



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