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- <meta name="description" content="Local Regression and Likelihood, Figure 6.6.">
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- <h1>fig6_6
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- <h2><a name="_name"></a>PURPOSE <a href="#_top"><img alt="^" border="0" src="../../../up.png"></a></h2>
- <div class="box"><strong>Local Regression and Likelihood, Figure 6.6.</strong></div>
- <h2><a name="_synopsis"></a>SYNOPSIS <a href="#_top"><img alt="^" border="0" src="../../../up.png"></a></h2>
- <div class="box"><strong>This is a script file. </strong></div>
- <h2><a name="_description"></a>DESCRIPTION <a href="#_top"><img alt="^" border="0" src="../../../up.png"></a></h2>
- <div class="fragment"><pre class="comment"> Local Regression and Likelihood, Figure 6.6.
- Author: Catherine Loader
- Penny data, estimating jump size using left and
- right smooths.</pre></div>
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- <h2><a name="_cross"></a>CROSS-REFERENCE INFORMATION <a href="#_top"><img alt="^" border="0" src="../../../up.png"></a></h2>
- This function calls:
- <ul style="list-style-image:url(../../../matlabicon.gif)">
- <li><a href="../../../chronux_2_10/locfit/m/locfit.html" class="code" title="function fit=locfit(varargin)">locfit</a> Smoothing noisy data using Local Regression and Likelihood.</li><li><a href="../../../chronux_2_10/locfit/m/predict.html" class="code" title="function [y, se] = predict(varargin)">predict</a> Interpolate a fit produced by locfit().</li></ul>
- This function is called by:
- <ul style="list-style-image:url(../../../matlabicon.gif)">
- <li><a href="runbook.html" class="code" title="">runbook</a> </li></ul>
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- <h2><a name="_source"></a>SOURCE CODE <a href="#_top"><img alt="^" border="0" src="../../../up.png"></a></h2>
- <div class="fragment"><pre>0001 <span class="comment">% Local Regression and Likelihood, Figure 6.6.</span>
- 0002 <span class="comment">% Author: Catherine Loader</span>
- 0003 <span class="comment">%</span>
- 0004 <span class="comment">% Penny data, estimating jump size using left and</span>
- 0005 <span class="comment">% right smooths.</span>
- 0006 <span class="comment">%</span>
- 0007
- 0008 load penny;
- 0009 midp = (1945:1988)'+0.5;
- 0010 fitl = <a href="../../../chronux_2_10/locfit/m/locfit.html" class="code" title="function fit=locfit(varargin)">locfit</a>(year,thickness,<span class="string">'style'</span>,<span class="string">'l'</span>,<span class="string">'alpha'</span>,[0 10],<span class="string">'ev'</span>,midp,<span class="string">'deg'</span>,1);
- 0011 fitr = <a href="../../../chronux_2_10/locfit/m/locfit.html" class="code" title="function fit=locfit(varargin)">locfit</a>(year,thickness,<span class="string">'style'</span>,<span class="string">'r'</span>,<span class="string">'alpha'</span>,[0 10],<span class="string">'ev'</span>,midp,<span class="string">'deg'</span>,1);
- 0012 pl = <a href="../../../chronux_2_10/locfit/m/predict.html" class="code" title="function [y, se] = predict(varargin)">predict</a>(fitl);
- 0013 pr = <a href="../../../chronux_2_10/locfit/m/predict.html" class="code" title="function [y, se] = predict(varargin)">predict</a>(fitr);
- 0014 figure(<span class="string">'Name'</span>,<span class="string">'fig6_6: Estimating jump size'</span> );
- 0015 plot(midp,(pr-pl).*(pr-pl),<span class="string">'.-'</span>);
- 0016 xlabel(<span class="string">'Year'</span>);
- 0017 ylabel(<span class="string">'\Delta^2(Year)'</span>);</pre></div>
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