octave:octave
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octave:octave [2008/08/06 16:25] – deva | octave:octave [2009/04/23 13:54] (current) – deva | ||
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=====Octave syntax and library overview===== | =====Octave syntax and library overview===== | ||
+ | ====Installing packages==== | ||
+ | Fetch the package files from [[http:// | ||
+ | Then create (or add to) the file ~/.octaverc the following content: | ||
+ | <code matlab> | ||
+ | addpath(genpath(' | ||
+ | </ | ||
+ | And run '' | ||
+ | Now the package should be available. | ||
+ | |||
+ | ====plotting==== | ||
+ | <code matlab> | ||
+ | h = [1, | ||
+ | plot(h); | ||
+ | xlabel(" | ||
+ | print(" | ||
+ | </ | ||
+ | This code plots a a vector with a label on the x-axis, and exports it to a pdf file. | ||
+ | |||
+ | <code matlab> | ||
+ | h=wavread(' | ||
+ | hfft=abs(fft(h)); | ||
+ | semilogx(hfft(1: | ||
+ | </ | ||
+ | This code loads an audiofile, and plots its frequency spectrum on a logartihmical scale. | ||
====function==== | ====function==== |
octave/octave.txt · Last modified: 2009/04/23 13:54 by deva