Differences

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--- octave:octave [2009/03/29 13:52] – deva
+++ octave:octave [2009/04/23 13:54] (current) – deva
@@ Line 1: / Line 1: @@
 =====Octave syntax and library overview=====
+====Installing packages====
+Fetch the package files from [[http://octave.sourceforge.net/|octaveforge]].
+Then create (or add to) the file ~/.octaverc the following content:
+<code matlab>
+addpath(genpath('~/octave'))
+</code>
+And run ''pkg install packagename-1.0.0.tar.gz'' or whatever the package is called from inside octave.
+Now the package should be available.
 ====plotting====
 <code matlab>
@@ Line 8: / Line 17: @@
 </code>
 This code plots a a vector with a label on the x-axis, and exports it to a pdf file.
+<code matlab>
+h=wavread('h.wav');
+hfft=abs(fft(h));
+semilogx(hfft(1:end/2))
+</code>
+This code loads an audiofile, and plots its frequency spectrum on a logartihmical scale.
 ====function====