XorShift RNG is actually a multiply-with-carry RNG
@Colin_Green wrote: FYI I think the implementation of this class was replaced with a multiply-with-carry RNG, leaving the class name a tad misleading. By the way, I wrote a class called FastRandom...
View ArticleRoundtrip serialization/deserialization of Vector using JSON.net
@SurajGupta wrote: I'm trying to serialize a Vector to a JSON string and then deserialize back into a Vector using Json.NET and getting an InvalidCastException - Unable to cast object of type...
View ArticleUsing Math.Net for Discrete 0-1 Matrix over F2
@Scitosol wrote: I am interested in using Math.Net to solve discrete 0-1 matrices over F2. For example, I have the following matrix: A = { { 1, 1, 0, 1, 0, 0, 0, 0, 0 }, { 1, 1, 1, 0, 1, 0, 0, 0, 0 },...
View ArticleOption Strict On Issue casting of type matrix
@ebortoluzzi wrote: Hi, I'm robotic engineer and not skilled developer I work mainly with transformation matrices and I just installed for evaluation your lib on a OS Win7 Pro using VS2008 with VB.NET...
View ArticleLinear regression with constrained intercept
@dpybus wrote: I'm performing linear regression on a physiological data set using C#. The relevant code is: Tuple r = Fit.Line(XValues, YValues); - where XValues and YValues are double[]. I have good...
View ArticleSingle precision EnumerateIndexed type
@o1lo01ol1o wrote: Hi, I'm just getting started with mathnet.numerics and I've run into an intellisense complaint when trying to filter the values of a single-point vector. Effectively...
View ArticleTransposing a Vector
@Data4Bots wrote: I'm trying to do just some simple stuff and having issues getting it to work. Here are some of those items. (I'm using F#) Transposing a Vector Summing all items in the resulting...
View ArticleRedesign of Random
@53V3N1X wrote: I just wanted to spark a general discussion of designs of the framework. I have written my own Linear Algebra framework and using run-time compilation it took a fraction of the size...
View ArticleEfficient Matrix Invesion
@SnowmanTackler wrote: I believe X.Cholesky().Solve(Y) Is an efficient way to solve: X.Inverse() * Y Is there a similar solution for Y * X.Inverse() Where Y is no longer a column vector? Posts: 1...
View ArticleSame method for different class
@xwwell wrote: Hi, I am using MathNet.Numerics.LinearAlgebra.Single and MathNet.Numerics.LinearAlgebra.Complex, since I have Matrix and Matrix in my code. But when I define "Matrix = new...
View ArticleSpline results vary from MatLab
@rodokal wrote: When I run the following command in MatLab I get the result 60.206318681318677 MatLab>> spline([1265.0, 1277, 1290, 1305], [56.0, 53, 57, 64], [1260]) I'm trying to implement...
View ArticleMaximum by row or column
@ducloyer wrote: Hello(Sorry for my poor english)For a post-treatement of finit element model, I need a function to get the maximum and minimum for a selection of values.I have a matrix A (dimensions...
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Fitting a broken line
@Benjamin_Sachtleben wrote: Hallo, i try to fit a curve based on 3 lines connected at their ends (broken line with 2 inner knots). The first and the last point is fix, the position of the two inner...
View ArticleInterest in SIMD versions of applicable Vector operations?
@jackmott wrote: I've been working on extensions to the F# Array module that are sped up with SIMD operations (see: https://github.com/jackmott/SIMDArray/blob/master/SIMDArray/SIMDArray.fs ) someone...
View ArticleVectorization performance
@JJD wrote: Hi there, I'm working with the max drawdown indicator, and what I need is a very fast implementation to run in a machine learning experiment. The implementation will be called many times,...
View ArticleGeneralized Eigenvalues implementation
@JoseM wrote: Hi, Do you plan to implement Generalized Eigenvalues decomposition in the near future ? Regards. Posts: 2 Participants: 2 Read full topic
View ArticleIs Numerics abandonware?
@JoseM wrote: Last answer from maintainer seems to be May dated. How can we reach the developer team ? Posts: 4 Participants: 2 Read full topic
View ArticleImplement generation of correlated samples
@PGsHub wrote: Hi, I'm a big fan of the Math.net library. Especially the distribution section has saved me a lot time, which would have been spent implementing stuff on my own. But one big thing...
View ArticleMKL with Intel Parallel Studio XE 2017 - MSB3086 bulid error
@cdrnet wrote: If you try to build our MKL native providers with the newest Intel MKL distribution with Parallel Studio 2017, you may run into the following error: error MSB4086: A numeric comparison...
View ArticleCubicSpline derivatives mixture of natural and specified
@DavidRutten wrote: I'm constructing a CubicSpline interpolator through a set of sorted (x,y) coordinates. Some of these coordinates have a first derivative value specified, ie. I need the slope at...
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