Sparse matrix performance

first post: wo80 wrote: Just wanted to share some of the sparse matrix routines I use. Most...

latest post: cdrnet wrote: Thanks again. I've included the change and extended it to the write...

answered by: cdrnet wrote: That's a massive speedup, thanks a lot for sharing this! It is tra...

Step function/interpolator

first post: candychiu wrote: I implemented a piece wise constant interpolator. would you like t...

latest post: candychiu wrote: Christoph, I am not sure if you saw my alternative implementation ...

answered by: cdrnet wrote: Great, thanks! I've cherry-picked the step but also the log-linear ...

How to apply operation over vector from each row/column of a matrix?

first post: RedKnight wrote: I have been porting some code that I had with my own Matrix<T> impl...

latest post: cdrnet wrote: `dm1.At(i, j)` is already provided as `value`: ``` fm1.MapIndexed(...

Compiler error calling MathNet Numerics DelimitedWriter.WriteFile

first post: userhey wrote: I'm trying to write a DenseMatrix object to a csv file using Delimi...

latest post: cdrnet wrote: See [https://github.com/mathnet/mathnet-numerics/issues/230](https:...

answered by: cdrnet wrote: See [https://github.com/mathnet/mathnet-numerics/issues/230](https:...

Issues with f# sample code

first post: simra49 wrote: Hi all, I'm attempting to run this sample code copied from http:/...

latest post: cdrnet wrote: The NuGet package contains builds for multiple platforms. Which one...

Transpose a vector

first post: MichaelMichael wrote: Hello all, is it really not possible to transpose a vector? i me...

latest post: MichaelMichael wrote: thank you.

answered by: MattHeffron wrote: It doesn't make sense in Math.NET Numerics. A vector here is neithe...

Is MathNet.Numerics depends on System.Threading.dll?

first post: wltz wrote: I am using polynomial regression method from MathNet, and I got err...

latest post: wltz wrote: Again, you are right. The testing project targeting .Net 4. Seems ...

answered by: cdrnet wrote: Was the simple test project by chance targeting .Net 4? Polynomial...

Getting C# examples to compile in VS2012

first post: Jdelange wrote: As a beginner I have worked out how to get the Math.net examples to...

latest post: Jdelange wrote: I included the reference in the project separately, as I normally d...

answered by: cdrnet wrote: I've just: * created an empty project in VS 2012 * added the v3.0....

Is anyone interested in Point2D & 3D, Vector2D & 3D and coordinatesystem etc?

first post: Johan20D wrote: I have a bunch of code and tests for this, nothing fancy but still ...

latest post: cdrnet wrote: Hi Johan, Sorry for the delay and the confusion. I see that you ha...

answered by: cdrnet wrote: Hi Johan, Sorry for the delay and the confusion. I see that you ha...

how to do a polynomial fit use Cholesky algorithm

first post: lvchengwei1 wrote: how to do a polynomial fit using Cholesky algorithm. although the l...

latest post: cdrnet wrote: Not directly. It seems we'd better provide routines to provide stan...