Bjarne Grimstad

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icon company Solution Seeker AS and Norwegian University of Science and Technology (NTNU) icon location Norway icon location Topics of interest: mathematical optimization and machine learning.

Results 27 comments of Bjarne Grimstad

Very slow build of the bspline object

At the top of the script you'll see a line that looks like this: `splinter.load("/home/username/SPLINTER/build/debug/libsplinter-3-0.so")` Have you made sure to compile to release mode? With my build setup, I have...

Very slow build of the bspline object

It looks correct to me... Do you mind testing the develop-branch? I see that the example has been modified since the version in the master branch (the degree of the...

Very slow build of the bspline object

You can try to manually add the file `python/splinterpy/version` with the content "4-0".

Very slow build of the bspline object

That was quite the difference. Happy you finally got the numbers down. I will have to take a look at the changes we have made in the develop branch to...

Comparisons to some other standard spline packages?

Hi. I have not made or seen any direct comparisons between SPLINTER and other spline packages. If I remember correctly, the SciPy implementation is for univariate B-splines. Please let us...

Automatic smoothing parameter selection

Hi Timoteo, Cool that you have found a use case for SPLINTER. Which programming language do you use? We do not have any example code for automatic selection of the...

Automatic smoothing parameter selection

Good. There is currently no function for retrieving the "Hat matrix" in C++ or Python. However, the necessary computations can be found in `src/bspline_utils.cpp`. So, it looks like some extra...