search for: petyuk

Displaying 2 results from an estimated 2 matches for "petyuk".

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2006 Mar 16
1
running median and smoothing splines for robust surface f itting
...uld be able to do robust 2D smoothing. There's no natural ordering in 2D, so defining running medians can be tricky. I seem to recall Prof. Koenker talked about some robust 2D smoothing method at useR! 2004, but can't remember if it's available in some packages. Andy From: Vladislav Petyuk > > Hi, > Are there any multidimenstional versions of runmed() and > smooth.spline() functions? I need to fit surface into quite > noisy 3D data. > > Below is an example (2D) of kind of fittings I do. > Thank you, > Vlad > > #=generating complex x,y dataset wit...
2006 Aug 25
0
tcltk command to figure out which widget in active or in focus
Hi, I'm making an interface, where a Tcl/Tk window have few listbox widgets. I need to select separate parameters from separate listboxes. It is clear how to get cursor selection value, once you know which listbox widget you clicked. The problem is I can't figure out which one tcltk command to use to get an information which listbox widget I clicked. Thank you, Vlad