Dear Grass'ers, Please don't mind the previous email I sent. Figured out an algorithm to do 4D interpolation! Sorry for the traffic! And thanks all the same!
Best regards, --Jian On 10/7/07, Jian Chen <[EMAIL PROTECTED]> wrote: > Dear Grass'ers, > > I am new to Grass and wondered if Grass provides a radial basis > function method to interpolate / extrapolate 4D data. Basically, I > need to get (interpolate / extrapolate) a velocity field in a > three-dimensional volume given several sampling data in the space. If > written in a function format, it looks like > > result_new = f(x[], y[], z[], result[], xnew, ynew, znew); > > where, x[], y[], z[], and result[] are known. > (xnew, ynew, znew) represent a point in space and result_new returns the > result. > > Can someone please advice? If Grass cannot handle this, can someone > please point other libraries to me that might be able to do so. > Matlab's griddata3 only does linear interpolation that doesn't help. > > > Thank you very much! > > With best regards, > --Jian > Dept. of Computer Science > Brown University > _______________________________________________ grassuser mailing list grassuser@grass.itc.it http://grass.itc.it/mailman/listinfo/grassuser