David Bateman wrote: > Jonathan Stickel wrote: >> Firstly, I would like to ask about the spline-gcvspl package, which >> provides a nice way to smooth data. What is the origin of the non-free >> license? I looked at the source link for the fortran dependency and >> performed a google search, but I cannot find the posted license >> anywhere. Does the non-free license (dated 1986) still apply? Other >> references on the web, including a Matlab mex interface, seem to imply >> that this code is public domain, or at least provide no >> copyright/license information at all. >> > > We have to consider this copyright as > valid. >
Understood >> Secondly, I have written a set of functions that implements data >> smoothing by Tikhonov regularization. For most cases it performs at >> least as well as the gcvspl method, especially when looking at >> derivatives of the data. The code will be under the GPL and is written >> completely in m-files. My question is: should I put the functions in >> an existing octave-forge package or create a new one? They shouldn't go >> in splines since a spline method isn't used. How about a >> "data-smoothing" package or perhaps a "regularization" package? >> > Create a new package in main/ would be what I'd suggest. > OK, I created a "data-smoothing" package and committed my files. Please try them out and report any bugs. I have included demos in the high-level functions "tkrgdatasmooth" and "tkrgscatdatasmooth". I plan to convert the help text to texinfo when I have some time later this week. This new package would be a great place to contribute other methods of data smoothing, e.g. wavelet methods and spline methods. Regards, Jonathan ------------------------------------------------------------------------- Check out the new SourceForge.net Marketplace. It's the best place to buy or sell services for just about anything Open Source. http://ad.doubleclick.net/clk;164216239;13503038;w?http://sf.net/marketplace _______________________________________________ Octave-dev mailing list Octave-dev@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/octave-dev
