[GRASSLIST:7795] Re: r.cost execution time

Ellen De Beuckeleer ellen.debeuckeleer at incgeo.be
Fri Aug 5 02:25:57 EDT 2005


Hi all,

the problem is not solved. My r.cost is still running :(.

Any suggestions?

Ellen

Ellen De Beuckeleer wrote:

>
> Oeps, it seems like the default maximal cost given in the GUI is 0??? 
> This might be the problem. I ame rerunning the line below without the 
> max_cost=0 (stupid me...). Hope this will solve the problem.... it is 
> now running for 4 minutes, so I let you know if it is actually solved 
> somewhere later today, tomorrow...?
>
> Ellen
>
> Ellen De Beuckeleer wrote:
>
>> Dear list,
>>
>> I want to compute a cost surface using r.cost. I used the GRASS user 
>> interface to input the parameters which resulted in the following line:
>> r.cost input=costTotal output=costsurface coordinate=-10698,-7021 
>> stop_coordinate=-1216,-221 max_cost=0 percent_memory=25.
>> I didn't use the -k option as this needs longer execution time and I 
>> ame only testing at the moment, but my proces is already running for 
>> over 1000 minutes. Is this normal (image dimensions: 640x480)? If so 
>> how can I estimate the remaining execution time? If not: what's going 
>> wrong?
>>
>> Greetz,
>>
>> Ellen
>>
>>
>>
>
>
>

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