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diff m-toolbox/html_help/help/ug/constructor_examples_smodel.html @ 0:f0afece42f48
Import.
| author | Daniele Nicolodi <nicolodi@science.unitn.it> |
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| date | Wed, 23 Nov 2011 19:22:13 +0100 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/m-toolbox/html_help/help/ug/constructor_examples_smodel.html Wed Nov 23 19:22:13 2011 +0100 @@ -0,0 +1,185 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" + "http://www.w3.org/TR/1999/REC-html401-19991224/loose.dtd"> + +<html lang="en"> +<head> + <meta name="generator" content= + "HTML Tidy for Mac OS X (vers 1st December 2004), see www.w3.org"> + <meta http-equiv="Content-Type" content= + "text/html; charset=us-ascii"> + + <title>Constructor examples of the SMODEL class (LTPDA Toolbox)</title> + <link rel="stylesheet" href="docstyle.css" type="text/css"> + <meta name="generator" content="DocBook XSL Stylesheets V1.52.2"> + <meta name="description" content= + "Presents an overview of the features, system requirements, and starting the toolbox."> + </head> + +<body> + <a name="top_of_page" id="top_of_page"></a> + + <p style="font-size:1px;"> </p> + + <table class="nav" summary="Navigation aid" border="0" width= + "100%" cellpadding="0" cellspacing="0"> + <tr> + <td valign="baseline"><b>LTPDA Toolbox</b></td><td><a href="../helptoc.html">contents</a></td> + + <td valign="baseline" align="right"><a href= + "constructor_examples_ao.html"><img src="b_prev.gif" border="0" align= + "bottom" alt="Constructor examples of the AO class"></a> <a href= + "constructor_examples_mfir.html"><img src="b_next.gif" border="0" align= + "bottom" alt="Constructor examples of the MFIR class"></a></td> + </tr> + </table> + + <h1 class="title"><a name="f3-12899" id="f3-12899"></a>Constructor examples of the SMODEL class</h1> + <hr> + + <p> + +<!-- -------------------------------------------------- --> +<!-- --------------- BEGIN CONTENT FILE --------------- --> +<!-- -------------------------------------------------- --> + + +<!-- --------------- Link box: begin --------------- --> +<table border="0" summary="Simple list" class="simplelist_nottable_last"> + <tr> + <td> + <a href="constructor_examples_general.html#copy">Copy a symbolic model object</a> + </td> + </tr> + <tr> + <td> + <a href="constructor_examples_general.html#empty">Construct an empty symbolic model object</a> + </td> + </tr> + <tr> + <td> + <a href="constructor_examples_general.html#zero">Construct an empty symbolic model object with the size zero</a> + </td> + </tr> + <tr> + <td> + <a href="constructor_examples_general.html#file">Construct a symbolic model object by loading the object from a file</a> + </td> + </tr> + <tr> + <td> + <a href="#simple">Construct a simple example</a> + </td> + </tr> + <tr> + <td> + <a href="matlab:web(smodel.getInfo('smodel').tohtml, '-helpbrowser')">Construct an LTPDA object from a parameter list object (PLIST)</a> + </td> + </tr> +</table> + +<!-- --------------- NEXT EXAMPLE --------------- --> + +<hr> +<h2 class="title"><a name="simple"></a>A simple example</h2> +<p>The following example shows you how to create a symbolic model.</p> +<div class="fragment"><pre class="programlisting"> +>> s = smodel(<span class="string">'a.*x.^2+b.*x+c'</span>); +</pre></div> +<p>You define with the command above the symbolic model. Please take care that each symbolic can represent a vector/matrix of numbers. +This mean that you should use the array operators like '.*' or '.+' or ... and not the matrix operators like '*' or '^' or ....</p> +<p>Now, it is necessary to define the parameters with their default values</p> +<div class="fragment"><pre class="programlisting"> +>> s.setParams({<span class="string">'a'</span>, <span class="string">'b'</span>, <span class="string">'c'</span>}, {1 2 3}) + ---- symbolic model 1 ---- + name: None + expr: a.*x.^2+b.*x+c + params: {'a', 'b', 'c'} + values: {1, 2, 3} + xvar: + xvals: [] + xunits: [] + yunits: [] + description: + UUID: 7a084750-89c2-47f0-8c6b-65e9079bf6b3 + -------------------------- +</pre></div> +<p>Finally it is necessary to set the 'x' variable and the values.</p> +<div class="fragment"><pre class="programlisting"> +>> s.setXvar(<span class="string">'x'</span>) + ---- symbolic model 1 ---- + name: None + expr: a.*x.^2+b.*x+c + params: {'a', 'b', 'c'} + values: {1, 2, 3} + xvar: x + xvals: [] + xunits: [] + yunits: [] + description: + UUID: ca9276b0-cc97-4001-9135-00c6799ec8b1 + -------------------------- + +>> s.setXvals(-100:100) + ---- symbolic model 1 ---- + name: None + expr: a.*x.^2+b.*x+c + params: {'a', 'b', 'c'} + values: {1, 2, 3} + xvar: x + xvals: [-100 -99 -98 -97 -96 -95 -94 -93 -92 -91 -90 -89 -88 -87 -86 ...] + xunits: [] + yunits: [] + description: + UUID: f43e2f9b-3fb6-4e3c-92ba-7cba31c6a6c3 + -------------------------- +</pre></div> +<p>After all steps above it is possible to plot the model.</p> +<div class="fragment"><pre class="programlisting"> +>> s.setXunits(<span class="string">'s'</span>); +>> s.setYunits(<span class="string">'V'</span>); +>> s.setName(<span class="string">'Just a test'</span>); +>> iplot(s.eval) +</pre></div> + +<img src="images/constructor_examples_smodel_plot.png" alt="Plot of symbolic model" border="3" width="800px"></img> + + + + + + + + + + + + + + + + </p> + + <br> + <br> + <table class="nav" summary="Navigation aid" border="0" width= + "100%" cellpadding="0" cellspacing="0"> + <tr valign="top"> + <td align="left" width="20"><a href="constructor_examples_ao.html"><img src= + "b_prev.gif" border="0" align="bottom" alt= + "Constructor examples of the AO class"></a> </td> + + <td align="left">Constructor examples of the AO class</td> + + <td> </td> + + <td align="right">Constructor examples of the MFIR class</td> + + <td align="right" width="20"><a href= + "constructor_examples_mfir.html"><img src="b_next.gif" border="0" align= + "bottom" alt="Constructor examples of the MFIR class"></a></td> + </tr> + </table><br> + + <p class="copy">©LTP Team</p> +</body> +</html>