Revision: 6386
http://matplotlib.svn.sourceforge.net/matplotlib/?rev=6386&view=rev
Author: ryanmay
Date: 2008-11-10 22:41:27 +0000 (Mon, 10 Nov 2008)
Log Message:
-----------
Clean up some of axes.psd() docstring. Add a reference to the psd_demo.py
example.
Modified Paths:
--------------
trunk/matplotlib/lib/matplotlib/axes.py
Modified: trunk/matplotlib/lib/matplotlib/axes.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/axes.py 2008-11-10 18:59:18 UTC (rev
6385)
+++ trunk/matplotlib/lib/matplotlib/axes.py 2008-11-10 22:41:27 UTC (rev
6386)
@@ -6526,7 +6526,7 @@
The power spectral density by Welches average periodogram
method. The vector *x* is divided into *NFFT* length
segments. Each segment is detrended by function *detrend* and
- windowed by function *window*. *noperlap* gives the length of
+ windowed by function *window*. *noverlap* gives the length of
the overlap between segments. The :math:`|\mathrm{fft}(i)|^2`
of each segment :math:`i` are averaged to compute *Pxx*, with a
scaling to correct for power loss due to windowing. *Fs* is the
@@ -6542,7 +6542,7 @@
*Fc*: integer
The center frequency of *x* (defaults to 0), which offsets
- the yextents of the image to reflect the frequency range used
+ the x extents of the plot to reflect the frequency range used
when a signal is acquired and then filtered and downsampled to
baseband.
@@ -6580,6 +6580,10 @@
kwargs control the :class:`~matplotlib.lines.Line2D` properties:
%(Line2D)s
+
+ **Example:**
+
+ .. plot:: mpl_examples/pylab_examples/psd_demo.py
"""
if not self._hold: self.cla()
pxx, freqs = mlab.psd(x, NFFT, Fs, detrend, window, noverlap)
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