New answers tagged performance-tuning
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Is there a non-allocating way to modify elements of single-reference packed arrays?
After I wrote the C code below, it came to my mind that the first thing you should do in your Mathematica session is to set
$HistoryLength = 0;
Otherwise, at least ...
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Optimizing an ODE fitting algorithm with interpolated data
Another way to do the fitting.
1 - We will using a custom-made second order interpolation as giving in f[t]. A dummy extra data point was introduced to facilitate ...
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Optimizing an ODE fitting algorithm with interpolated data
This problem has 4 parameters, and only 6 x 3 = 18 data points. I suspect that this problem is only weakly determined, if you consider the "Rule of 10" which states that you should have 10 ...
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Counting the population of integers
This has a lot of answers already, but here's an obvious (to me) solution that hasn't been mentioned:
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How to find all the positions of max value of a list efficiently?
Using PositionIndex: (introduced 9th July 2014)
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How to find all the positions of max value of a list efficiently?
Since V 13.2 we have PositionLargest and PositionSmallest
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Better way to test that a matrix is upper-triangular?
Since V 12.0 we have UpperTriangularMatrixQ:
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Optimization of a Markov сhain with symbolic transition rate
I don't know what you want to do honestly.
if you want everything to be symbolic,how about using characteristic function?
Consider a conditional random walk.
Let's say that if the value of i is ...
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How to most responsively manipulate time intervals in ParametricPlot?
Increased PlotPoints avoid distortions:
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Is there a faster way to compose a large number of random Gaussians?
The 3D Case takes just a few seconds using OpenCL. It was a real pain getting OpenCLLink to work. I also improved the alpha blending.
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Is there a faster way to compose a large number of random Gaussians?
Basically the idea is to draw in vector form, then exploit FrontEnd's ability to Rasterize the result.
First we make the base primitive corresponding to a "...
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