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Use utils.repository utilities
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Mon, 05 Dec 2011 16:20:06 +0100
parents f0afece42f48
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<table border="0" summary="Simple list" class="simplelist_nottable_last">
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    <td>
      <a href="constructor_examples_tsdata.html#empty">Construct empty TSDATA object</a>
    </td>
  </tr>
  <tr>
    <td>
      <a href="constructor_examples_tsdata.html#xml_file">Construct a TSDATA object by loading the object from a file</a>
    </td>
  </tr>
  <tr>
    <td>
      <a href="constructor_examples_tsdata.html#data_vector">Construct a TSDATA object from a data vector</a>
    </td>
  </tr>
  <tr>
    <td>
      <a href="constructor_examples_tsdata.html#data_freq_vector">Construct a TSDATA object from a data vector and time vector</a>
    </td>
  </tr>
  <tr>
    <td>
      <a href="constructor_examples_tsdata.html#data_frequency">Construct a TSDATA object from a data vector and the corresponding frequency</a>
    </td>
  </tr>
</table>
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<hr>
<h2 class="title"><a name="empty"></a>Construct empty TSDATA object</h2>
<p>The following example creates an empty tsdata object</p>
<div class="fragment"><pre class="programlisting">
ts = tsdata()
-------- tsdata 01 ------------

  name:  None
    fs:  0
     x:  [0 0], double
     y:  [0 0], double
xunits:
yunits:
 nsecs:  0
    t0:  1970-01-01 00:00:00.000
-------------------------------
</pre></div>

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<hr>
<h2 class="title"><a name="xml_file"></a>Construct a TSDATA object by loading the object from a file</h2>
<p>The following example creates a new tsdata object by loading the tsdata object from disk.</p>
<div class="fragment"><pre class="programlisting">
tsd = tsdata(<span class="string">'tsd.mat'</span>)
tsd = tsdata(<span class="string">'tsd.xml'</span>)
</pre></div>

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<h2 class="title"><a name="data_vector"></a>Construct a TSDATA object from a data vector</h2>
<p>Creates a time-series object with the given x-data. Sample rate of the data is assumed to be 1Hz.</p>
<div class="fragment"><pre class="programlisting">
y  = randn(1000,1);

tsd = tsdata(y)
</pre></div>

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<h2 class="title"><a name="data_freq_vector"></a>Construct a TSDATA object from a data vector and time vector</h2>
<p>Creates a time-series object with the given (t,x)-data. The sample rate is then set as 1/(t(2)-t(1)).</p>
<div class="fragment"><pre class="programlisting">
fs = 10;
x  = linspace(0, fs/2, 1000);
y  = randn(1000,1);

f1 = tsdata(x,y)
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<hr>
<h2 class="title"><a name="data_frequency"></a>Construct a TSDATA object from a data vector and the corresponding frequency</h2>
<p>creates a time-series object with the given x-data. The time vector t[] is grown from the sample rate. The first sample is assigned time 0.</p>
<div class="fragment"><pre class="programlisting">
y = randn(1000,1);
fs = 100;

tsd = tsdata(y,fs)
</pre></div>

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