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	<title>Rumah b3dy &#187; matlab</title>
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		<link>http://b3dy.wordpress.com/2008/02/15/4/</link>
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		<pubDate>Fri, 15 Feb 2008 11:57:11 +0000</pubDate>
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		<description><![CDATA[Pagi buta hari ini bantuin temen ngerjain tugasnya pake matlab.. Jadi inget waktu bikin skripsi dulu, ngotak ngatik belajar matlab tentang neural network pake metode back propagation.. dulu milih algoritma levenberg-marquardt, biar cepet ketemu nilai epochnya.. soale dulu kompie-nya masih jadul celeron 466Mhz.
Nah pas ngasih laporan ke temen, dipilih metoda RP (Resilient Backpropagation).. karena epochnya ga [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=b3dy.wordpress.com&blog=2880334&post=4&subd=b3dy&ref=&feed=1" />]]></description>
			<content:encoded><![CDATA[<div class='snap_preview'><br /><p>Pagi buta hari ini bantuin temen ngerjain tugasnya pake matlab.. Jadi inget waktu bikin skripsi dulu, ngotak ngatik belajar matlab tentang neural network pake metode back propagation.. dulu milih algoritma levenberg-marquardt, biar cepet ketemu nilai epochnya.. soale dulu kompie-nya masih jadul celeron 466Mhz.</p>
<p>Nah pas ngasih laporan ke temen, dipilih metoda RP (<font size="2" face="NewCenturySchlbk-Roman">Resilient Backpropagation</font>).. karena epochnya ga kecepetan dibanding LM yang wush wush.. cepet banget&#8230;<br />
Kalo dibandingin algoritma yang tercepat mencapai epoch :<br />
<font size="2" face="NewCenturySchlbk-Roman"><font size="2" face="NewCenturySchlbk-Roman">LM </font><font size="1" face="Monospace821BT-Roman">trainlm </font><font size="2" face="NewCenturySchlbk-Roman">- Levenberg-Marquardt<br />
BFG </font><font size="1" face="Monospace821BT-Roman">trainbfg </font><font size="2" face="NewCenturySchlbk-Roman">- BFGS Quasi-Newton<br />
RP </font><font size="1" face="Monospace821BT-Roman">trainrp </font><font size="2" face="NewCenturySchlbk-Roman">- Resilient Backpropagation<br />
SCG </font><font size="1" face="Monospace821BT-Roman">trainscg </font><font size="2" face="NewCenturySchlbk-Roman">- Scaled Conjugate Gradient<br />
CGB </font><font size="1" face="Monospace821BT-Roman">traincgb </font><font size="2" face="NewCenturySchlbk-Roman">- Conjugate Gradient with Powell/Beale Restarts<br />
CGF </font><font size="1" face="Monospace821BT-Roman">traincgf </font><font size="2" face="NewCenturySchlbk-Roman">- Fletcher-Powell Conjugate Gradient<br />
CGP </font><font size="1" face="Monospace821BT-Roman">traincgp </font><font size="2" face="NewCenturySchlbk-Roman">- Polak-Ribi</font><font size="2" face="NewCenturySchlbk-Roman">é</font><font size="2" face="NewCenturySchlbk-Roman">re Conjugate Gradient<br />
OSS </font><font size="1" face="Monospace821BT-Roman">trainoss </font><font size="2" face="NewCenturySchlbk-Roman">- One-Step Secant<br />
GDX </font><font size="1" face="Monospace821BT-Roman">traingdx </font><font size="2" face="NewCenturySchlbk-Roman">- Variable Learning Rate Backpropagation</font></font></p>
<p>Untuk perbandingan aja, untuk kasus 16 input layer, 5 hidden layer, 1 output layer dengan data 12 antrian:<br />
pake LM mencapai epoch pada 4<br />
pake  RP mencapai epoch pada 24<br />
pada GDX mencapai epoch pada 120</p>
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