Samples/Samples/Sample5_SimplePerceptron.ng/Container/2/2_a.xhtml

   1 <?xml version="1.0" encoding="utf-8"?>
   2 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
   3 <html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en">
   4 <head><title>Dennco - test1</title>
   5 <link rel="stylesheet" type="text/css" href="dstyle.css" />
   6 </head>
   7
   8 <body>
   9
  10 <a define="cell"  name="cell1">
  11 <a parameter="cellcode"  href="#PerceptronCellCode"> </a>
  12 <a parameter="connection" href="../3/3_a.xhtml#cell1output" receptor="output"></a>
  13 </a>
  14
  15 <a define="cellcode"  name="PerceptronCellCode" type="B">
  16 <pre parameter="script">
  17 <![CDATA[
  18
  19 var threshold = 0.5;
  20
  21 var wights = new Array();
  22 var correctedWights = new Array();
  23 var u0wight = 0;
  24 var correctedU0wight = 0;
  25 var units = new Array();
  26 var learned = false;
  27
  28 function doInit()
  29 {
  30         for (var r in this.cell.receptors)
  31         {
  32                 if (r.match(/^u[0-9][0-9]$/)
  33                 {
  34                         var index = Number(r.substring(1));
  35                         this.units[index] = r;
  36                         this.wights[index] = 0;
  37                         this.correctedWights[index] = 0;
  38                 }
  39         }
  40 }
  41
  42 function doTick(time)
  43 {
  44         //process for output
  45         var sum = 1 * u0wight;
  46         for (var index in units)
  47         {
  48                 sum += this.cell.receptors[units[index]] * wights[index];
  49         }
  50         var output = sum < this.threshold ? 0 : 1;
  51         this.cell.axonValue  = output;
  52
  53         //process for learn
  54         var learn = this.cell.receptors.learn;
  55         var exp   = this.cell.receptors.expected;
  56         var rate  = this.cell.receptors.learningRate;
  57
  58         if (learn == 1)
  59         {
  60                 if (!this.learned)
  61                 {
  62                         if (exp != output)
  63                         {
  64                                 var correctionRate = rate * (exp - output);
  65                                 correctedU0wight = u0wight + u0wight * correctionRate;
  66                                 for (var index in units)
  67                                 {
  68                                         correctedWights[index] = wights[index] + (wights[index] * correctionRate);
  69                                 }
  70                         }
  71                         this.learned = true;
  72                 }
  73         }
  74         else
  75         {
  76                 if (this.learned)
  77                 {
  78
  79
  80                 }
  81                 this.learned = false;
  82         }
  83 }
  84 ]]>
  85 </pre>
  86 </a>
  87
  88 </body>
  89 </html>