📄 initializewta.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd"><html><head> <title>Description of initializeWTA</title> <meta name="keywords" content="initializeWTA"> <meta name="description" content="initializeWTA - intitializes a winner-take-all network."> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <meta name="generator" content="m2html © 2003 Guillaume Flandin"> <meta name="robots" content="index, follow"> <link type="text/css" rel="stylesheet" href="../m2html.css"></head><body><a name="_top"></a><div><a href="../index.html">Home</a> > <a href="#">mfiles</a> > initializeWTA.m</div><!--<table width="100%"><tr><td align="left"><a href="../index.html"><img alt="<" border="0" src="../left.png"> Master index</a></td><td align="right"><a href="index.html">Index for .\mfiles <img alt=">" border="0" src="../right.png"></a></td></tr></table>--><h1>initializeWTA</h1><h2><a name="_name"></a>PURPOSE <a href="#_top"><img alt="^" border="0" src="../up.png"></a></h2><div class="box"><strong>initializeWTA - intitializes a winner-take-all network.</strong></div><h2><a name="_synopsis"></a>SYNOPSIS <a href="#_top"><img alt="^" border="0" src="../up.png"></a></h2><div class="box"><strong>function wta = initializeWTA(salmap,salParams) </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"> initializeWTA - intitializes a winner-take-all network. wta = initializeWTA(saliencyMap,saliencyParams) Initializes a winner-take-all network of leaky integrate and fire neurons with the current inputs to the neurons set proportional to the values of the saliencyMap. See also <a href="evolveWTA.html" class="code" title="function [wta,winner] = evolveWTA(wta)">evolveWTA</a>, <a href="defaultLeakyIntFire.html" class="code" title="function LIF = defaultLeakyIntFire">defaultLeakyIntFire</a>, <a href="runSaliency.html" class="code" title="function runSaliency(inputImage,varargin)">runSaliency</a>, <a href="defaultSaliencyParams.html" class="code" title="function params = defaultSaliencyParams(varargin)">defaultSaliencyParams</a>, <a href="dataStructures.html" class="code" title="">dataStructures</a>.</pre></div><!-- crossreference --><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="debugMsg.html" class="code" title="function debugMsg(message,varargin)">debugMsg</a> debugMsg displays a debug message with line number and filename.</li><li><a href="defaultLeakyIntFire.html" class="code" title="function LIF = defaultLeakyIntFire">defaultLeakyIntFire</a> defaultLeakyIntFire - creates a default LIF neuron.</li></ul>This function is called by:<ul style="list-style-image:url(../matlabicon.gif)"><li><a href="batchSaliency.html" class="code" title="function [salMaps,fixations] = batchSaliency(images,numFixations,params)">batchSaliency</a> batchSaliency - batch processing of lists of images.</li><li><a href="guiSaliency.html" class="code" title="function varargout = guiSaliency(varargin)">guiSaliency</a> guiSaliency - a graphical user interface (GUI) version of the saliency code.</li><li><a href="runSaliency.html" class="code" title="function runSaliency(inputImage,varargin)">runSaliency</a> runSaliency - compute and display saliency map and fixations.</li></ul><!-- crossreference --><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">% initializeWTA - intitializes a winner-take-all network.</span>0002 <span class="comment">%</span>0003 <span class="comment">% wta = initializeWTA(saliencyMap,saliencyParams)</span>0004 <span class="comment">% Initializes a winner-take-all network of leaky</span>0005 <span class="comment">% integrate and fire neurons with the current</span>0006 <span class="comment">% inputs to the neurons set proportional to the</span>0007 <span class="comment">% values of the saliencyMap.</span>0008 <span class="comment">%</span>0009 <span class="comment">% See also evolveWTA, defaultLeakyIntFire, runSaliency,</span>0010 <span class="comment">% defaultSaliencyParams, dataStructures.</span>0011 0012 <span class="comment">% This file is part of the SaliencyToolbox - Copyright (C) 2006-2007</span>0013 <span class="comment">% by Dirk B. Walther and the California Institute of Technology.</span>0014 <span class="comment">% See the enclosed LICENSE.TXT document for the license agreement.</span>0015 <span class="comment">% More information about this project is available at:</span>0016 <span class="comment">% http://www.saliencytoolbox.net</span>0017 0018 <a name="_sub0" href="#_subfunctions" class="code">function wta = initializeWTA(salmap,salParams)</a>0019 0020 wta.sm = <a href="defaultLeakyIntFire.html" class="code" title="function LIF = defaultLeakyIntFire">defaultLeakyIntFire</a>;0021 wta.sm.C = 5e-8;0022 wta.sm.Einh = 0;0023 wta.sm.Eexc = 0;0024 wta.sm.Gleak = 1e-7;0025 wta.sm.Ginh = zeros(size(salmap.data));0026 wta.sm.GinhDecay = 0.9999;0027 wta.sm.DoesFire = 0;0028 wta.sm.I = salmap.data * salParams.smOutputRange + <span class="keyword">...</span>0029 salParams.noiseAmpl * rand(size(salmap.data)) + <span class="keyword">...</span>0030 salParams.noiseConst;0031 <a href="debugMsg.html" class="code" title="function debugMsg(message,varargin)">debugMsg</a>(<span class="string">'salmap input into WTA'</span>,wta.sm.I);0032 wta.sm.V = zeros(size(salmap.data));0033 0034 wta.exc = <a href="defaultLeakyIntFire.html" class="code" title="function LIF = defaultLeakyIntFire">defaultLeakyIntFire</a>;0035 wta.exc.I = zeros(size(salmap.data));0036 wta.exc.V = zeros(size(salmap.data));0037 wta.exc.Ginh = 1e-2;0038 0039 wta.inhib = <a href="defaultLeakyIntFire.html" class="code" title="function LIF = defaultLeakyIntFire">defaultLeakyIntFire</a>;</pre></div><hr><address>Generated on Fri 07-Sep-2007 14:42:18 by <strong><a href="http://www.artefact.tk/software/matlab/m2html/">m2html</a></strong> © 2003</address></body></html>⌨️ 快捷键说明
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