Top "Octave" questions

GNU Octave is a free and open-source mathematical software package and scripting language.

Why is Octave slower than MATLAB?

I have been using Octave and MATLAB for a few projects, and I've come across a few questions. This question …

matlab octave
Left Matrix Division and Numpy Solve

I am trying to convert code that contains the \ operator from Matlab (Octave) to Python. Sample code B = [2;4] b = [4;4] B \ …

python matlab numpy octave linear-algebra
gradient descent seems to fail

I implemented a gradient descent algorithm to minimize a cost function in order to gain a hypothesis for determining whether …

machine-learning octave gradient-descent
How do I create a simple Octave distributable without installing Octave

The Octave documentation on this subject is both intimidating and sparse. I did not know where else to document the …

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octave 3.8.1 can't stop execution in gui command window

I'm running octave 3.8 with the gui in Ubuntu 14.04. I have an infinite loop somewhere in my program and it seems …

user-interface ubuntu octave
Accessing variable by string name

I need to load experimental data into scicoslab, a (pretty badly designed) clone fork of scilab which happens to support …

matlab octave scilab
Get GNU Octave to work with a multicore processor. (Multithreading)

I want to be able to program multiple threads with gnu octave so it will utilize multiple processors. I installed …

linux multithreading multicore octave
How do I find the derivative of a function in Octave?

Inputs: Xf = and array that holds the x-values of the points Yf = an array that holds the y-values of the …

matlab for-loop octave derivative
fminunc alternate in numpy

Is there an alternative to the fminunc function (from octave/matlab) in python? I have a cost function for a …

python matlab python-2.7 numpy octave
Creating a color map / heatmap in Matlab / Octave

I'm using Octave 3.8.1 which is like Matlab and I'm trying to create a color map / heatmap to look something like …

matlab octave heatmap color-mapping colormap