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	<title>Statistical Graphics &#38; Data Visualization &#187; pie chart</title>
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			<item>
		<title>R Script : Membuat Pie Chart Series</title>
		<link>http://enciety.com/community/R/2005/04/27/r-script-membuat-pie-chart-series/</link>
		<comments>http://enciety.com/community/R/2005/04/27/r-script-membuat-pie-chart-series/#comments</comments>
		<pubDate>Wed, 27 Apr 2005 08:14:08 +0000</pubDate>
		<dc:creator>Unung Istopo</dc:creator>
				<category><![CDATA[R Scripts]]></category>
		<category><![CDATA[pie chart]]></category>

		<guid isPermaLink="false">http://10.20.32.11/wordpress/?p=15</guid>
		<description><![CDATA[Rekan-rekan ini sedikit contoh kolaborasi antara library(grid) dan plot, sehingga kita bisa menampilkan data dalam visualisasi yang lebih mudahdipahami. 
Thanks buat mas Fajar atas masukannya dan sempat menyediakan data, sehingga &#8220;rasa penasaran&#8221; saya untuk sedikit membantu dalam memberi contoh &#8220;menampilkan banyak data (analisis) dalam satu plot&#8221; dapatterlaksana.
Thanks for R Community  
Berikut ini saya sertakan [...]]]></description>
			<content:encoded><![CDATA[<p>Rekan-rekan ini sedikit contoh kolaborasi antara library(grid) dan plot, sehingga kita bisa menampilkan data dalam visualisasi yang lebih mudahdipahami. </p>
<p>Thanks buat mas Fajar atas masukannya dan sempat menyediakan data, sehingga &#8220;rasa penasaran&#8221; saya untuk sedikit membantu dalam memberi contoh &#8220;menampilkan banyak data (analisis) dalam satu plot&#8221; dapatterlaksana.</p>
<p>Thanks for R Community <img src='http://enciety.com/community/R/wp-includes/images/smilies/icon_smile.gif' alt=':)' class='wp-smiley' /> </p>
<p>Berikut ini saya sertakan scriptnya :</p>
<p>###      Author : Unung Istopo H<br />
###      Organization   : Enciety<br />
###      Last Modified   : 18 Juni 2004            </p>
<p><font color="green"><br />
require(gridBase)<br />
x &lt; &#8211; c(17,6,117)<br />
y &lt;- c(51,19,264)<br />
nama &lt;- c(&#8220;Surya&#8221;,&#8221;Kompas&#8221;,&#8221;Jawa Pos&#8221;)<br />
z &lt;- matrix(c(28,10,99,21,9,145), ncol=2)<br />
oldpar &lt;- par(no.readonly = TRUE)</p>
<p>plot(x,y, xlim=c(0,120),ylim=c(0,300),xlab=&#8221;Jumlah<br />
Pelanggan&#8221;,ylab=&#8221;Jumlah Pembaca&#8221;)<br />
title(&#8220;Jumlah Pelanggan * Jumlah Pembaca * Prosentase Kepemilikan<br />
Komputer&#8221;)<br />
for (i in 1:3) {<br />
mtext(nama[i], side=1, line=2, at=x[i], cex=1, col=&#8221;darkblue&#8221;) }</p>
<p>vps &lt;- baseViewports()<br />
par(new = TRUE)<br />
push.viewport(vps$inner, vps$figure, vps$plot)<br />
grid.segments(x0 = unit(c(rep(0,3),x),rep(c(&#8220;npc&#8221;,&#8221;native&#8221;),each=3)),<br />
x1= unit(c(x,x),rep(&#8220;native&#8221;,6)),<br />
y0 =unit(c(y,rep(0,3)),rep(c(&#8220;native&#8221;,&#8221;npc&#8221;),each=3)),<br />
y1 =unit(c(y,x),rep(&#8220;native&#8221;,6)),gp=gpar(lty=&#8221;dashed&#8221;,col=&#8221;grey&#8221;))</p>
<p>maxpiesize &lt;- unit(0.65, &#8220;inches&#8221;)<br />
totals &lt;- c(10,10,10)<br />
sizemult &lt;- totals/max(totals)</p>
<p>for (i in 1:3) {<br />
push.viewport(viewport(x=unit(x[i],&#8221;native&#8221;),y=unit(y[i],&#8221;native&#8221;),<br />
width=sizemult[i]*maxpiesize,<br />
height=sizemult[i]*maxpiesize))<br />
&nbsp;&nbsp; grid.rect(gp=gpar(col=&#8221;grey&#8221;,fill=&#8221;white&#8221;,lty=&#8221;dashed&#8221;))<br />
&nbsp;&nbsp; par(plt=gridPLT(), new=TRUE)<br />
&nbsp;&nbsp; pie(z[i,], radius = 1,<br />
labels=c(&#8220;Memiliki&#8221;,&#8221;Tidak&#8221;),col=c(&#8220;red&#8221;,&#8221;green&#8221;))<br />
&nbsp;&nbsp; pop.viewport()<br />
}</p>
<p>pop.viewport(3)<br />
par(oldpar)<br />
</font></p>
<p>Hasilnya adalah sebagai berikut :<br />
<img src='http://enciety.com/community/R/wp-content/pie_mapping.jpg' alt='' /></p>
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