<< scilab_octave scilab_octave

scilab_octave >> scilab_octave > octave_fun

octave_fun

Calls an octave function with given inputs and returns the expected output

Syntax

[y1, y2, ...] = octave_fun("octave_function",input1,input2,...)
[y1, y2, ...] = octave_fun("octave_function",input1,input2,...,optional_input1,optional_input2,...)
[y1, y2, ...] = octave_fun("octave_function","octave_package",input1,input2,...)
[y1, y2, ...] = octave_fun("octave_function","octave_package",input1,input2,...,optional_input1,optional_input2,...)

Parameters

y :

ouput as returned by octave. It can be a vector or matrix of doubles

octave_function :

name of the function in octave that has to be called. It has to be a string in double quotes

input :

input as expected by the octave function. It can be a vector or matrix of doubles

optional_input :

an optional argument that the given octave function can accept. It has to be a string in double quotes

octave_package :

name of the package in octave that has to be loaded as required by the octave function. It has to be a string in double quotes

Description

This function accepts an octave function name with the relevant inputs and returns the output as generated. It requires Octave to be installed along with necessary packages.

Examples

// Finding the inverse of a matrix using octave
A=[1 2 3;4 5 6;7 8 0]
y = octave_fun("inv",A)
y*A

Examples

// Finding the roots of a polynomial using its coefficients as inputs, using octave
p = [1 2 3];
y = octave_fun("roots",p)

Examples

// Generating filter coefficients of a Hamming window of length M, using octave.
M = 5
y = octave_fun("hamming",M)

Examples

// Generating filter coefficients of a Hamming window of length M with optional arguments, using octave.
M = 5
y = octave_fun("hamming",M,"periodic")

Examples

// Generating an elliptic or Cauer filter with given passband ripple and stopband attenuation, using octave and its "signal" package.
// See help in octave for more information about "ellip" function.
// Note that this example requires the "signal" package to be installed in octave.
[b, a]=octave_fun("ellip","signal",5,1,90,[0.1 0.2])

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<< scilab_octave scilab_octave