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annotate m-toolbox/html_help/help/ug/ao_plot.html @ 39:11e3ed9d2115 database-connection-manager

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Implement databases listing in database connection dialog
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Mon, 05 Dec 2011 16:20:06 +0100
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1 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
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2 "http://www.w3.org/TR/1999/REC-html401-19991224/loose.dtd">
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3
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4 <html lang="en">
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5 <head>
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6 <meta name="generator" content=
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7 "HTML Tidy for Mac OS X (vers 1st December 2004), see www.w3.org">
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8 <meta http-equiv="Content-Type" content=
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9 "text/html; charset=us-ascii">
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10
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11 <title>Plotting Analysis Objects (LTPDA Toolbox)</title>
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12 <link rel="stylesheet" href="docstyle.css" type="text/css">
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13 <meta name="generator" content="DocBook XSL Stylesheets V1.52.2">
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14 <meta name="description" content=
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15 "Presents an overview of the features, system requirements, and starting the toolbox.">
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16 </head>
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17
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18 <body>
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19 <a name="top_of_page" id="top_of_page"></a>
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20
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21 <p style="font-size:1px;">&nbsp;</p>
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22
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23 <table class="nav" summary="Navigation aid" border="0" width=
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24 "100%" cellpadding="0" cellspacing="0">
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25 <tr>
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26 <td valign="baseline"><b>LTPDA Toolbox</b></td><td><a href="../helptoc.html">contents</a></td>
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27
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28 <td valign="baseline" align="right"><a href=
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29 "ao_save.html"><img src="b_prev.gif" border="0" align=
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30 "bottom" alt="Saving Analysis Objects"></a>&nbsp;&nbsp;&nbsp;<a href=
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31 "collection_objects.html"><img src="b_next.gif" border="0" align=
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32 "bottom" alt="Collection objects"></a></td>
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33 </tr>
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34 </table>
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35
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36 <h1 class="title"><a name="f3-12899" id="f3-12899"></a>Plotting Analysis Objects</h1>
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37 <hr>
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38
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39 <p>
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40 <p>
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41 The data in an AO can be plotted using the <tt>iplot</tt> method.
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42 </p>
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43 <p>
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44 The <tt>iplot</tt> method provides an advanced plotting interface for AOs which tries to make good use of all the information
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45 contained within the input AOs. For example, if the <tt>xunits</tt> and <tt>yunits</tt> fields of the input AOs are set, these labels
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46 are used on the plot labels.
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47 </p>
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48
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49 <p>
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50 In addition, <tt>iplot</tt> can be configured using a input <tt>plist</tt>. The following examples show some of the
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51 possible ways to use <tt>iplot</tt>
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52 </p>
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53
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54 <div class="fragment"><pre>
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55 >> a1 = ao(plist(<span class="string">'tsfcn'</span>, <span class="string">'sin(2*pi*0.3*t) + randn(size(t))'</span>, <span class="string">'fs'</span>, 10, <span class="string">'nsecs'</span>, 20))
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56 ----------- ao 01: a1 -----------
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57
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58 name: None
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59 data: (0,0.887479404587351) (0.1,-0.449797172615395) (0.2,0.479022102390939) ...
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60 -------- tsdata 01 ------------
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61
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62 fs: 10
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63 x: [200 1], double
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64 y: [200 1], double
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65 dx: [0 0], double
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66 dy: [0 0], double
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67 xunits: [s]
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68 yunits: []
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69 nsecs: 20
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70 t0: 1970-01-01 00:00:00.000
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71 -------------------------------
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72
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73 hist: ao / ao / SId: fromTSfcn ... $-->$Id: ao ... S
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74 mdlfile: empty
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75 description:
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76 UUID: 67d31c2f-8ee5-42ba-a96b-cfb288ecc9ea
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77 ---------------------------------
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78
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79 >> a1.data
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80 -------- tsdata 01 ------------
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81
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82 fs: 10
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83 x: [200 1], double
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84 y: [200 1], double
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85 dx: [0 0], double
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86 dy: [0 0], double
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87 xunits: [s]
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88 yunits: []
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89 nsecs: 20
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90 t0: 1970-01-01 00:00:00.000
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91 -------------------------------
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92 </pre></div>
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93 <p> Creates a time-series AO. If we look at the data object contained in this AO, we see that the <tt>xunits</tt>
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94 are set to the defaults of seconds [s].</p>
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95 <p>If we plot this object with <tt>iplot</tt> we see these units reflected in the x and y axis labels.</p>
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96 <div class="fragment"><pre>
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97 >> iplot(a1)
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98 </pre></div>
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99
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100 <img src="images/ao_iplot_eg1.png" alt="AO iplot eg1" border="3" width="600px">
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101
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102 <p>We also see that the time-origin of the data (<tt>t0</tt> field of the <tt>tsdata</tt> class) is displayed as the plot title.</p>
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103
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104
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105
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106
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107
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108
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109 </p>
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110
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111 <br>
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112 <br>
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113 <table class="nav" summary="Navigation aid" border="0" width=
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114 "100%" cellpadding="0" cellspacing="0">
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115 <tr valign="top">
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116 <td align="left" width="20"><a href="ao_save.html"><img src=
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117 "b_prev.gif" border="0" align="bottom" alt=
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118 "Saving Analysis Objects"></a>&nbsp;</td>
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119
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120 <td align="left">Saving Analysis Objects</td>
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121
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122 <td>&nbsp;</td>
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123
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124 <td align="right">Collection objects</td>
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125
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126 <td align="right" width="20"><a href=
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127 "collection_objects.html"><img src="b_next.gif" border="0" align=
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128 "bottom" alt="Collection objects"></a></td>
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129 </tr>
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130 </table><br>
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131
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132 <p class="copy">&copy;LTP Team</p>
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133 </body>
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134 </html>