<span id="result_box" class="long_text"><span title="">hello all, I'm
developing a pywps geoprocess in calculating accessibility, I saw a
command called r.walk and r.cost not how viable is to use my project as:
composite, I would like to share their experiences with these commands,
</span><span title="">downside is that the input data are vector
network "ogr" I recommend to process attributes to network with their
raster, or that would be the most appropriate to make these
calculations, I just need a basic procedure<br><br> </span><span title="">thanks for your answers and suggestions<br><br clear="all"></span></span>Ricardo Rodríguez<br>Univalle<br>