Jorge, Any idea how I might calculate the euclidean distance using the field calculator?
The calculator can only interact with one file at a time, how would you manage two tables? Cheers Simon Simon Cropper Botanicus Australia Pty Ltd PO Box 160, Sunshine, Victoria 3020. P: 9311 5822. M: 041 830 3437. mailto: [email protected] <mailto:[email protected]> web: www.botanicusaustralia.com.au <http://www.botanicusaustralia.com.au> Jorge Gaspar Sanz Salinas wrote: > On 01/12/09 23:01, Simon Cropper (Botanicus Australia Pty Ltd) wrote: > >> Hi Guys, >> >> Is anyone aware of a utility where you can compare two point layers and >> get back a table of distances and bearing between each point. I know >> Sextante can have a file look at itself, so it is possible to merge a >> file and run this routine but I find that this creates a cumbersome >> matrix that needs to be disassembled. >> >> A file with the following fields would be desirable ID_FILE1, ID_FILE2, >> DISTANCE and BEARING, with one record representing one comparison. >> > > Simon, > > If you have common IDs for the layers, you can do that with a little bit > of work on the field calculator, extrancting coordinates and calculating > the euclidean distance (if it's sensible) > > For a more automated way: Sextante development or some scripting. > > Nice use case, indeed. > > Cheers > Jorge > _______________________________________________ > Gvsig_internacional mailing list > [email protected] > http://listserv.gva.es/cgi-bin/mailman/listinfo/gvsig_internacional > > > _______________________________________________ Gvsig_internacional mailing list [email protected] http://listserv.gva.es/cgi-bin/mailman/listinfo/gvsig_internacional
