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List:       wekalist
Subject:    Re: [Wekalist] feature importance of random forest
From:       Alim Samat <alim.smt () gmail ! com>
Date:       2013-12-16 22:50:16
Message-ID: CAN+-nTZMTFQtSHZf=hDbxPUyAFF-TcEND3-pyTcrua60+zNQfA () mail ! gmail ! com
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Hi,
Some feature selection method can ranking the feature according to their
importance,  maybe you can try feature selection method in random forest.
Cheers,


*Alim=B7Samat*

PhD Student
Department of Geographical Information Science, Nanjing University.
Room B529, 5th Floor, Kunshang Building, Nanjing University Xianlin Campus,
No.163, Xianlin Dadao, Qixia District,
Nanjing, Jiangsu Province, China, 210023.


On Mon, Dec 16, 2013 at 11:57 PM, Zaixu Cui <zaixucui@gmail.com> wrote:

> Dear all,
>
> I'm using random forest of weka these days.
>
> How can I get feature importance in the random forest?
>
> Best
>
> Zaixu
>
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[Attachment #5 (text/html)]

<div dir="ltr"><div class="gmail_default" \
style="font-family:georgia,serif">Hi,</div><div class="gmail_default" \
style="font-family:georgia,serif">Some feature selection method can ranking the \
feature according to their importance,  maybe you can try feature selection method in \
random forest.</div> <div class="gmail_default" \
style="font-family:georgia,serif">Cheers,</div><div class="gmail_default" \
style="font-family:georgia,serif"><br></div></div><div class="gmail_extra"><br \
clear="all"><div><div dir="ltr"><font color="#3333ff" face="arial, helvetica, \
sans-serif"><b>Alim·Samat</b></font><div> <font color="#3333ff" face="arial, \
helvetica, sans-serif"><b><br></b></font><div><font color="#000099" face="arial, \
helvetica, sans-serif">PhD Student</font></div><div><span \
style="color:rgb(0,0,153);font-family:arial,helvetica,sans-serif">Department of \
Geographical Information Science, Nanjing University.</span><br> </div><div><span \
style="color:rgb(0,0,153);font-family:arial,helvetica,sans-serif">Room B529, 5th \
Floor, Kunshang Building, </span><span \
style="color:rgb(0,0,153);font-family:arial,helvetica,sans-serif">Nanjing University \
Xianlin Campus,</span><br> </div><div><font color="#000099" face="arial, helvetica, \
sans-serif">No.163, Xianlin Dadao, Qixia District,</font></div><div><font \
color="#000099" face="arial, helvetica, sans-serif">Nanjing, Jiangsu Province, \
</font><font color="#000099" face="arial, helvetica, sans-serif">China, </font><span \
style="color:rgb(0,0,153);font-family:arial,helvetica,sans-serif">210023.</span></div>
 </div></div></div>
<br><br><div class="gmail_quote">On Mon, Dec 16, 2013 at 11:57 PM, Zaixu Cui <span \
dir="ltr">&lt;<a href="mailto:zaixucui@gmail.com" \
target="_blank">zaixucui@gmail.com</a>&gt;</span> wrote:<br><blockquote \
class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc \
solid;padding-left:1ex"> <div dir="ltr">Dear all,<div><br></div><div>I&#39;m using \
random forest of weka these days.</div><div><br></div><div>How can I get feature \
importance in the random forest?</div><div><br></div><div>Best</div><span \
class="HOEnZb"><font color="#888888"><div> <br></div>
<div>Zaixu</div></font></span></div>
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 <br></blockquote></div><br></div>



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