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QGIS/python/plugins/sextante/otb/description/doc/DimensionalityReduction.html
Victor Olaya c4c3fecf17 Several patches contributed by Rado Guzinski: 
-New OTB descriptions an help
-Update OTB descriptions
-More responsive MultipleInputPanel.py
-Minor bug fixes
2012-10-17 22:03:40 +02:00

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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html >
<head><title>Dimensionality reduction application</title>
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<h4 class="subsectionHead"><span class="titlemark">4.5.1 </span> <a
id="x85-3680004.5.1"></a>Dimensionality reduction application</h4>
<!--l. 2382--><p class="noindent" >Perform Dimension reduction of the input image.
<h5 class="subsubsectionHead"><a
id="x85-3690004.5.1"></a>Detailed description</h5>
<!--l. 2384--><p class="noindent" >Performs dimensionality reduction on input image. PCA,NA-PCA,MAF,ICA methods are available.
<h5 class="subsubsectionHead"><a
id="x85-3700004.5.1"></a>Parameters</h5>
<!--l. 2386--><p class="noindent" >This section describes in details the parameters available for this application. Table&#x00A0;<a
href="#x85-37000127">4.27<!--tex4ht:ref: DimensionalityReduction_param_table --></a>, page&#x00A0;<a
href="#x85-37000127">387<!--tex4ht:ref: DimensionalityReduction_param_table --></a>
presents a summary of these parameters and the parameters keys to be used in command-line and
programming languages. Application key is <span class="obeylines-h"><span class="verb"><span
class="pcrr7tn-">DimensionalityReduction</span></span></span>. <div class="table">
<!--l. 2387--><p class="noindent" ><a
id="x85-37000127"></a><hr class="float"><div class="float"
>
<div class="center"
>
<!--l. 2388--><p class="noindent" >
<div class="tabular"> <table id="TBL-27" class="tabular"
cellspacing="0" cellpadding="0" rules="groups"
><colgroup id="TBL-27-1g"><col
id="TBL-27-1"></colgroup><colgroup id="TBL-27-2g"><col
id="TBL-27-2"></colgroup><colgroup id="TBL-27-3g"><col
id="TBL-27-3"></colgroup><tr
class="hline"><td><hr></td><td><hr></td><td><hr></td></tr><tr
style="vertical-align:baseline;" id="TBL-27-1-"><td style="white-space:wrap; text-align:left;" id="TBL-27-1-1"
class="td11"><!--l. 2392--><p class="noindent" ><span
class="ptmr7t-x-x-90">Parameter key</span> </td><td style="white-space:nowrap; text-align:left;" id="TBL-27-1-2"
class="td11"><span
class="ptmr7t-x-x-90">Parameter type</span></td><td style="white-space:wrap; text-align:left;" id="TBL-27-1-3"
class="td11"><!--l. 2392--><p class="noindent" ><span
class="ptmr7t-x-x-90">Parameter description</span> </td>
</tr><tr
class="hline"><td><hr></td><td><hr></td><td><hr></td></tr><tr
style="vertical-align:baseline;" id="TBL-27-2-"><td style="white-space:wrap; text-align:left;" id="TBL-27-2-1"
class="td11"><!--l. 2394--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="pcrr7tn-x-x-90">in</span></span></span> </td><td style="white-space:nowrap; text-align:left;" id="TBL-27-2-2"
class="td11"><span
class="ptmr7t-x-x-90">Input image </span></td><td style="white-space:wrap; text-align:left;" id="TBL-27-2-3"
class="td11"><!--l. 2394--><p class="noindent" ><span
class="ptmr7t-x-x-90">Input Image</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-27-3-"><td style="white-space:wrap; text-align:left;" id="TBL-27-3-1"
class="td11"><!--l. 2395--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="pcrr7tn-x-x-90">out</span></span></span> </td><td style="white-space:nowrap; text-align:left;" id="TBL-27-3-2"
class="td11"><span
class="ptmr7t-x-x-90">Output image </span></td><td style="white-space:wrap; text-align:left;" id="TBL-27-3-3"
class="td11"><!--l. 2395--><p class="noindent" ><span
class="ptmr7t-x-x-90">Output Image</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-27-4-"><td style="white-space:wrap; text-align:left;" id="TBL-27-4-1"
class="td11"><!--l. 2396--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="pcrr7tn-x-x-90">rescale</span></span></span> </td><td style="white-space:nowrap; text-align:left;" id="TBL-27-4-2"
class="td11"><span
class="ptmr7t-x-x-90">Group </span></td><td style="white-space:wrap; text-align:left;" id="TBL-27-4-3"
class="td11"><!--l. 2396--><p class="noindent" ><span
class="ptmr7t-x-x-90">Rescale Output.</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-27-5-"><td style="white-space:wrap; text-align:left;" id="TBL-27-5-1"
class="td11"><!--l. 2397--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="pcrr7tn-x-x-90">rescale.outmin</span></span></span> </td><td style="white-space:nowrap; text-align:left;" id="TBL-27-5-2"
class="td11"><span
class="ptmr7t-x-x-90">Float </span></td><td style="white-space:wrap; text-align:left;" id="TBL-27-5-3"
class="td11"><!--l. 2397--><p class="noindent" ><span
class="ptmr7t-x-x-90">Output min value</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-27-6-"><td style="white-space:wrap; text-align:left;" id="TBL-27-6-1"
class="td11"><!--l. 2398--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="pcrr7tn-x-x-90">rescale.outmax</span></span></span> </td><td style="white-space:nowrap; text-align:left;" id="TBL-27-6-2"
class="td11"><span
class="ptmr7t-x-x-90">Float </span></td><td style="white-space:wrap; text-align:left;" id="TBL-27-6-3"
class="td11"><!--l. 2398--><p class="noindent" ><span
class="ptmr7t-x-x-90">Output max value</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-27-7-"><td style="white-space:wrap; text-align:left;" id="TBL-27-7-1"
class="td11"><!--l. 2399--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="pcrr7tn-x-x-90">outinv</span></span></span> </td><td style="white-space:nowrap; text-align:left;" id="TBL-27-7-2"
class="td11"><span
class="ptmr7t-x-x-90">Output image </span></td><td style="white-space:wrap; text-align:left;" id="TBL-27-7-3"
class="td11"><!--l. 2399--><p class="noindent" ><span
class="ptmr7t-x-x-90">Inverse Output Image</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-27-8-"><td style="white-space:wrap; text-align:left;" id="TBL-27-8-1"
class="td11"><!--l. 2400--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="pcrr7tn-x-x-90">method</span></span></span> </td><td style="white-space:nowrap; text-align:left;" id="TBL-27-8-2"
class="td11"><span
class="ptmr7t-x-x-90">Choices </span></td><td style="white-space:wrap; text-align:left;" id="TBL-27-8-3"
class="td11"><!--l. 2400--><p class="noindent" ><span
class="ptmr7t-x-x-90">Algorithm</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-27-9-"><td style="white-space:wrap; text-align:left;" id="TBL-27-9-1"
class="td11"><!--l. 2401--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="pcrr7tn-x-x-90">method</span><span
class="pcrr7tn-x-x-90">&#x00A0;pca</span></span></span> </td><td style="white-space:nowrap; text-align:left;" id="TBL-27-9-2"
class="td11"><span
class="ptmri7t-x-x-90">Choice </span></td><td style="white-space:wrap; text-align:left;" id="TBL-27-9-3"
class="td11"><!--l. 2401--><p class="noindent" ><span
class="ptmr7t-x-x-90">PCA</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-27-10-"><td style="white-space:wrap; text-align:left;" id="TBL-27-10-1"
class="td11"><!--l. 2402--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="pcrr7tn-x-x-90">method</span><span
class="pcrr7tn-x-x-90">&#x00A0;napca</span></span></span> </td><td style="white-space:nowrap; text-align:left;" id="TBL-27-10-2"
class="td11"><span
class="ptmri7t-x-x-90">Choice </span></td><td style="white-space:wrap; text-align:left;" id="TBL-27-10-3"
class="td11"><!--l. 2402--><p class="noindent" ><span
class="ptmr7t-x-x-90">NA-PCA</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-27-11-"><td style="white-space:wrap; text-align:left;" id="TBL-27-11-1"
class="td11"><!--l. 2403--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="pcrr7tn-x-x-90">method</span><span
class="pcrr7tn-x-x-90">&#x00A0;maf</span></span></span> </td><td style="white-space:nowrap; text-align:left;" id="TBL-27-11-2"
class="td11"><span
class="ptmri7t-x-x-90">Choice </span></td><td style="white-space:wrap; text-align:left;" id="TBL-27-11-3"
class="td11"><!--l. 2403--><p class="noindent" ><span
class="ptmr7t-x-x-90">MAF</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-27-12-"><td style="white-space:wrap; text-align:left;" id="TBL-27-12-1"
class="td11"><!--l. 2404--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="pcrr7tn-x-x-90">method</span><span
class="pcrr7tn-x-x-90">&#x00A0;ica</span></span></span> </td><td style="white-space:nowrap; text-align:left;" id="TBL-27-12-2"
class="td11"><span
class="ptmri7t-x-x-90">Choice </span></td><td style="white-space:wrap; text-align:left;" id="TBL-27-12-3"
class="td11"><!--l. 2404--><p class="noindent" ><span
class="ptmr7t-x-x-90">ICA</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-27-13-"><td style="white-space:wrap; text-align:left;" id="TBL-27-13-1"
class="td11"><!--l. 2405--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="pcrr7tn-x-x-90">method.napca.radiusx</span></span></span> </td><td style="white-space:nowrap; text-align:left;" id="TBL-27-13-2"
class="td11"><span
class="ptmr7t-x-x-90">Int </span></td><td style="white-space:wrap; text-align:left;" id="TBL-27-13-3"
class="td11"><!--l. 2405--><p class="noindent" ><span
class="ptmr7t-x-x-90">Set the x radius of the sliding window.</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-27-14-"><td style="white-space:wrap; text-align:left;" id="TBL-27-14-1"
class="td11"><!--l. 2406--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="pcrr7tn-x-x-90">method.napca.radiusy</span></span></span> </td><td style="white-space:nowrap; text-align:left;" id="TBL-27-14-2"
class="td11"><span
class="ptmr7t-x-x-90">Int </span></td><td style="white-space:wrap; text-align:left;" id="TBL-27-14-3"
class="td11"><!--l. 2406--><p class="noindent" ><span
class="ptmr7t-x-x-90">Set the y radius of the sliding window.</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-27-15-"><td style="white-space:wrap; text-align:left;" id="TBL-27-15-1"
class="td11"><!--l. 2407--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="pcrr7tn-x-x-90">method.ica.iter</span></span></span> </td><td style="white-space:nowrap; text-align:left;" id="TBL-27-15-2"
class="td11"><span
class="ptmr7t-x-x-90">Int </span></td><td style="white-space:wrap; text-align:left;" id="TBL-27-15-3"
class="td11"><!--l. 2407--><p class="noindent" ><span
class="ptmr7t-x-x-90">number of iterations</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-27-16-"><td style="white-space:wrap; text-align:left;" id="TBL-27-16-1"
class="td11"><!--l. 2408--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="pcrr7tn-x-x-90">method.ica.mu</span></span></span> </td><td style="white-space:nowrap; text-align:left;" id="TBL-27-16-2"
class="td11"><span
class="ptmr7t-x-x-90">Float </span></td><td style="white-space:wrap; text-align:left;" id="TBL-27-16-3"
class="td11"><!--l. 2408--><p class="noindent" ><span
class="ptmr7t-x-x-90">Give the increment weight of W in [0, 1]</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-27-17-"><td style="white-space:wrap; text-align:left;" id="TBL-27-17-1"
class="td11"><!--l. 2409--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="pcrr7tn-x-x-90">nbcomp</span></span></span> </td><td style="white-space:nowrap; text-align:left;" id="TBL-27-17-2"
class="td11"><span
class="ptmr7t-x-x-90">Int </span></td><td style="white-space:wrap; text-align:left;" id="TBL-27-17-3"
class="td11"><!--l. 2409--><p class="noindent" ><span
class="ptmr7t-x-x-90">Number of Components.</span> </td>
</tr><tr
style="vertical-align:baseline;" id="TBL-27-18-"><td style="white-space:wrap; text-align:left;" id="TBL-27-18-1"
class="td11"><!--l. 2410--><p class="noindent" ><span class="obeylines-h"><span class="verb"><span
class="pcrr7tn-x-x-90">normalize</span></span></span> </td><td style="white-space:nowrap; text-align:left;" id="TBL-27-18-2"
class="td11"><span
class="ptmr7t-x-x-90">Boolean </span></td><td style="white-space:wrap; text-align:left;" id="TBL-27-18-3"
class="td11"><!--l. 2410--><p class="noindent" ><span
class="ptmr7t-x-x-90">Normalize.</span> </td>
</tr><tr
class="hline"><td><hr></td><td><hr></td><td><hr></td></tr><tr
style="vertical-align:baseline;" id="TBL-27-19-"><td style="white-space:wrap; text-align:left;" id="TBL-27-19-1"
class="td11"> </td></tr></table></div>
</div>
<br /> <div class="caption"
><span class="id">Table&#x00A0;4.27: </span><span
class="content">Parameters table for Dimensionality reduction application.</span></div><!--tex4ht:label?: x85-37000127 -->
</div><hr class="endfloat" />
</div>
<!--l. 2416--><p class="noindent" ><span class="paragraphHead"><a
id="x85-3710004.5.1"></a><span
class="ptmb7t-">Input Image</span></span>
The input image to apply dimensionality reduction.
<!--l. 2418--><p class="noindent" ><span class="paragraphHead"><a
id="x85-3720004.5.1"></a><span
class="ptmb7t-">Output Image</span></span>
output image. Components are ordered by decreasing eigenvalues.
<!--l. 2420--><p class="noindent" ><span class="paragraphHead"><a
id="x85-3730004.5.1"></a><span
class="ptmb7t-">Rescale Output.</span></span>
<ul class="itemize1">
<li class="itemize"><span
class="ptmb7t-">Output min value: </span>Minimum value of the output image.
</li>
<li class="itemize"><span
class="ptmb7t-">Output max value: </span>Maximum value of the output image.
</li></ul>
<!--l. 2428--><p class="noindent" ><span class="paragraphHead"><a
id="x85-3740004.5.1"></a> <span
class="ptmb7t-">Inverse Output Image</span></span>
reconstruct output image.
<!--l. 2430--><p class="noindent" ><span class="paragraphHead"><a
id="x85-3750004.5.1"></a><span
class="ptmb7t-">Algorithm</span></span>
Selection of the reduction dimension method. Available choices are:
<ul class="itemize1">
<li class="itemize"><span
class="ptmb7t-">PCA</span>: Principal Component Analysis.
</li>
<li class="itemize"><span
class="ptmb7t-">NA-PCA</span>: Noise Adjusted Principal Component Analysis.
<ul class="itemize2">
<li class="itemize"><span
class="ptmb7t-">Set the x radius of the sliding window.:</span>
</li>
<li class="itemize"><span
class="ptmb7t-">Set the y radius of the sliding window.: </span></li></ul>
</li>
<li class="itemize"><span
class="ptmb7t-">MAF</span>: Maximum Autocorrelation Factor.
</li>
<li class="itemize"><span
class="ptmb7t-">ICA</span>: Independant Component Analysis.
<ul class="itemize2">
<li class="itemize"><span
class="ptmb7t-">number of iterations :</span>
</li>
<li class="itemize"><span
class="ptmb7t-">Give the increment weight of W in [0, 1]: </span></li></ul>
</li></ul>
<!--l. 2447--><p class="noindent" ><span class="paragraphHead"><a
id="x85-3760004.5.1"></a><span
class="ptmb7t-">Number of Components.</span></span>
Number of relevant components kept. By default all components are kept.
<!--l. 2449--><p class="noindent" ><span class="paragraphHead"><a
id="x85-3770004.5.1"></a><span
class="ptmb7t-">Normalize.</span></span>
center AND reduce data before Dimensionality reduction.
<!--l. 2452--><p class="noindent" >
<h5 class="subsubsectionHead"><a
id="x85-3780004.5.1"></a>Example</h5>
<!--l. 2453--><p class="noindent" >To run this example in command-line, use the following: <!--l. 2454-->
<div class="lstlisting" id="listing-54"><span class="label"><a
id="x85-378001r1"></a></span><span
class="pcrr7tn-x-x-70">otbcli_DimensionalityReduction</span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><span
class="pcrr7tn-x-x-70">-</span><span
class="pcrb7t-x-x-70">in</span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><span
class="pcrr7tn-x-x-70">cupriteSubHsi</span><span
class="pcrr7tn-x-x-70">.</span><span
class="pcrr7tn-x-x-70">tif</span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><span
class="pcrr7tn-x-x-70">-</span><span
class="pcrr7tn-x-x-70">out</span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><span
class="pcrr7tn-x-x-70">FilterOutput</span><span
class="pcrr7tn-x-x-70">.</span><span
class="pcrr7tn-x-x-70">tif</span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><span
class="pcrr7tn-x-x-70">-</span><span
class="pcrr7tn-x-x-70">method</span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><span
class="pcrr7tn-x-x-70">pca</span>
</div>
<!--l. 2457--><p class="noindent" >To run this example from Python, use the following code snippet: <!--l. 2458-->
<div class="lstlisting" id="listing-55"><span class="label"><a
id="x85-378002r1"></a></span><span
class="pcrro7t-x-x-70">#</span><span
class="pcrro7t-x-x-70">!/</span><span
class="pcrro7t-x-x-70">usr</span><span
class="pcrro7t-x-x-70">/</span><span
class="pcrro7t-x-x-70">bin</span><span
class="pcrro7t-x-x-70">/</span><span
class="pcrro7t-x-x-70">python</span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><br /><span class="label"><a
id="x85-378003r2"></a></span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><br /><span class="label"><a
id="x85-378004r3"></a></span><span
class="pcrro7t-x-x-70">#</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">Import</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">the</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">otb</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">applications</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">package</span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><br /><span class="label"><a
id="x85-378005r4"></a></span><span
class="pcrb7t-x-x-70">import</span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><span
class="pcrr7tn-x-x-70">otbApplication</span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><br /><span class="label"><a
id="x85-378006r5"></a></span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><br /><span class="label"><a
id="x85-378007r6"></a></span><span
class="pcrro7t-x-x-70">#</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">The</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">following</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">line</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">creates</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">an</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">instance</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">of</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">the</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">DimensionalityReduction</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">application</span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><br /><span class="label"><a
id="x85-378008r7"></a></span><span
class="pcrr7tn-x-x-70">DimensionalityReduction</span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><span
class="pcrr7tn-x-x-70">=</span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><span
class="pcrr7tn-x-x-70">otbApplication</span><span
class="pcrr7tn-x-x-70">.</span><span
class="pcrr7tn-x-x-70">Registry</span><span
class="pcrr7tn-x-x-70">.</span><span
class="pcrr7tn-x-x-70">CreateApplication</span><span
class="pcrr7tn-x-x-70">(</span><span
class="pcrr7tn-x-x-70">"</span><span
class="pcrr7tn-x-x-70">DimensionalityReduction</span><span
class="pcrr7tn-x-x-70">"</span><span
class="pcrr7tn-x-x-70">)</span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><br /><span class="label"><a
id="x85-378009r8"></a></span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><br /><span class="label"><a
id="x85-378010r9"></a></span><span
class="pcrro7t-x-x-70">#</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">The</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">following</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">lines</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">set</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">all</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">the</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">application</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">parameters</span><span
class="pcrro7t-x-x-70">:</span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><br /><span class="label"><a
id="x85-378011r10"></a></span><span
class="pcrr7tn-x-x-70">DimensionalityReduction</span><span
class="pcrr7tn-x-x-70">.</span><span
class="pcrr7tn-x-x-70">SetParameterString</span><span
class="pcrr7tn-x-x-70">(</span><span
class="pcrr7tn-x-x-70">"</span><span
class="pcrr7tn-x-x-70">in</span><span
class="pcrr7tn-x-x-70">"</span><span
class="pcrr7tn-x-x-70">,</span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><span
class="pcrr7tn-x-x-70">"</span><span
class="pcrr7tn-x-x-70">cupriteSubHsi</span><span
class="pcrr7tn-x-x-70">.</span><span
class="pcrr7tn-x-x-70">tif</span><span
class="pcrr7tn-x-x-70">"</span><span
class="pcrr7tn-x-x-70">)</span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><br /><span class="label"><a
id="x85-378012r11"></a></span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><br /><span class="label"><a
id="x85-378013r12"></a></span><span
class="pcrr7tn-x-x-70">DimensionalityReduction</span><span
class="pcrr7tn-x-x-70">.</span><span
class="pcrr7tn-x-x-70">SetParameterString</span><span
class="pcrr7tn-x-x-70">(</span><span
class="pcrr7tn-x-x-70">"</span><span
class="pcrr7tn-x-x-70">out</span><span
class="pcrr7tn-x-x-70">"</span><span
class="pcrr7tn-x-x-70">,</span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><span
class="pcrr7tn-x-x-70">"</span><span
class="pcrr7tn-x-x-70">FilterOutput</span><span
class="pcrr7tn-x-x-70">.</span><span
class="pcrr7tn-x-x-70">tif</span><span
class="pcrr7tn-x-x-70">"</span><span
class="pcrr7tn-x-x-70">)</span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><br /><span class="label"><a
id="x85-378014r13"></a></span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><br /><span class="label"><a
id="x85-378015r14"></a></span><span
class="pcrr7tn-x-x-70">DimensionalityReduction</span><span
class="pcrr7tn-x-x-70">.</span><span
class="pcrr7tn-x-x-70">SetParameterString</span><span
class="pcrr7tn-x-x-70">(</span><span
class="pcrr7tn-x-x-70">"</span><span
class="pcrr7tn-x-x-70">method</span><span
class="pcrr7tn-x-x-70">"</span><span
class="pcrr7tn-x-x-70">,</span><span
class="pcrr7tn-x-x-70">"</span><span
class="pcrr7tn-x-x-70">pca</span><span
class="pcrr7tn-x-x-70">"</span><span
class="pcrr7tn-x-x-70">)</span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><br /><span class="label"><a
id="x85-378016r15"></a></span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><br /><span class="label"><a
id="x85-378017r16"></a></span><span
class="pcrro7t-x-x-70">#</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">The</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">following</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">line</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">execute</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">the</span><span
class="pcrro7t-x-x-70">&#x00A0;</span><span
class="pcrro7t-x-x-70">application</span><span
class="pcrr7tn-x-x-70">&#x00A0;</span><br /><span class="label"><a
id="x85-378018r17"></a></span><span
class="pcrr7tn-x-x-70">DimensionalityReduction</span><span
class="pcrr7tn-x-x-70">.</span><span
class="pcrr7tn-x-x-70">ExecuteAndWriteOutput</span><span
class="pcrr7tn-x-x-70">()</span>
</div>
<!--l. 2477--><p class="noindent" >
<h5 class="subsubsectionHead"><a
id="x85-3790004.5.1"></a>Limitations</h5>
<!--l. 2478--><p class="noindent" >Though the inverse transform can be computed, this application only provides the forward transform for
now.
<h5 class="subsubsectionHead"><a
id="x85-3800004.5.1"></a>Authors</h5>
<!--l. 2480--><p class="noindent" >This application has been written by OTB-Team.
<h5 class="subsubsectionHead"><a
id="x85-3810004.5.1"></a>See also</h5>
<!--l. 2482--><p class="noindent" >These additional ressources can be useful for further information:
<ul class="itemize1">
<li class="itemize">&#8221;Kernel maximum autocorrelation factor and minimum noise fraction transformations,&#8221; IEEE
Transactions on Image Processing, vol. 20, no. 3, pp. 612-624, (2011)</li></ul>
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