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	<title>Comments on: Simple Face Detection Player</title>
	<atom:link href="http://silveiraneto.net/2009/12/01/simple-face-detection-player/feed/" rel="self" type="application/rss+xml" />
	<link>http://silveiraneto.net/2009/12/01/simple-face-detection-player/</link>
	<description>the world is a pixel</description>
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		<title>By: priyanka</title>
		<link>http://silveiraneto.net/2009/12/01/simple-face-detection-player/comment-page-1/#comment-4992</link>
		<dc:creator>priyanka</dc:creator>
		<pubDate>Tue, 23 Mar 2010 09:53:40 +0000</pubDate>
		<guid isPermaLink="false">http://silveiraneto.net/?p=2987#comment-4992</guid>
		<description>hello,
i m still able to detect the faces from live videousing cv capture and haar classifiers  my code dont at all work and  show a break ststement
please reply me soon</description>
		<content:encoded><![CDATA[<p>hello,<br />
i m still able to detect the faces from live videousing cv capture and haar classifiers  my code dont at all work and  show a break ststement<br />
please reply me soon</p>
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	<item>
		<title>By: Silveira</title>
		<link>http://silveiraneto.net/2009/12/01/simple-face-detection-player/comment-page-1/#comment-4551</link>
		<dc:creator>Silveira</dc:creator>
		<pubDate>Sat, 05 Dec 2009 03:07:30 +0000</pubDate>
		<guid isPermaLink="false">http://silveiraneto.net/?p=2987#comment-4551</guid>
		<description>&lt;blockquote&gt;
&lt;a href=&quot;#comment-4549&quot; rel=&quot;nofollow&quot;&gt;
&lt;strong&gt;&lt;em&gt;Patola:&lt;/em&gt;&lt;/strong&gt;
&lt;/a&gt;
 &lt;p&gt;Silveira: don’t forget that pkg-config requires parameters with two dashes (–), not one (-). It seems your CMS shortens then to a graphic “superdash” symbol (–), so a newbie that cuts and pastes the code won’t get the program working. This is not the first time I noticed that on your blog… Please try to fix this, for me this isn’t an issue but it will simply be a showstopper for novice programmers.&lt;/p&gt; &lt;/blockquote&gt;

Patola, I wonder if is a problem of Wordpress of from another plugin. Really annoying problem when somebody tries to use it. I corrected it here putting two times the html code for it.

&lt;blockquote&gt;&lt;p&gt;The results were not very impressive. The “E” in X-Files would show as a face, sometimes Mulder’s ears would get their red square also. And for the introduction scene where the face of Mulder gets closer and closer to the camera, it wasn’t highlighted at any time. However, after the introductory scenes, it behaved much better.&lt;/p&gt;&lt;/blockquote&gt;

Yeah, me too. A lot of false detection. But I guess using this can be improved somehow because for example on digital cameras face detection work pretty well. Let&#039;s keep looking for it.</description>
		<content:encoded><![CDATA[<blockquote><p>
<a href="#comment-4549"><br />
<strong><em>Patola:</em></strong><br />
</a><br />
 Silveira: don’t forget that pkg-config requires parameters with two dashes (–), not one (-). It seems your CMS shortens then to a graphic “superdash” symbol (–), so a newbie that cuts and pastes the code won’t get the program working. This is not the first time I noticed that on your blog… Please try to fix this, for me this isn’t an issue but it will simply be a showstopper for novice programmers. </p></blockquote>
<p>Patola, I wonder if is a problem of WordPress of from another plugin. Really annoying problem when somebody tries to use it. I corrected it here putting two times the html code for it.</p>
<blockquote><p>The results were not very impressive. The “E” in X-Files would show as a face, sometimes Mulder’s ears would get their red square also. And for the introduction scene where the face of Mulder gets closer and closer to the camera, it wasn’t highlighted at any time. However, after the introductory scenes, it behaved much better.</p></blockquote>
<p>Yeah, me too. A lot of false detection. But I guess using this can be improved somehow because for example on digital cameras face detection work pretty well. Let&#8217;s keep looking for it.</p>
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	<item>
		<title>By: Patola</title>
		<link>http://silveiraneto.net/2009/12/01/simple-face-detection-player/comment-page-1/#comment-4550</link>
		<dc:creator>Patola</dc:creator>
		<pubDate>Sat, 05 Dec 2009 02:56:46 +0000</pubDate>
		<guid isPermaLink="false">http://silveiraneto.net/?p=2987#comment-4550</guid>
		<description>Oh, and by the way, Silveira... How did you record the videos with the squares? Did you modify your program to have it save the video or did you capture from your screen?</description>
		<content:encoded><![CDATA[<p>Oh, and by the way, Silveira&#8230; How did you record the videos with the squares? Did you modify your program to have it save the video or did you capture from your screen?</p>
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	<item>
		<title>By: Patola</title>
		<link>http://silveiraneto.net/2009/12/01/simple-face-detection-player/comment-page-1/#comment-4549</link>
		<dc:creator>Patola</dc:creator>
		<pubDate>Sat, 05 Dec 2009 02:55:57 +0000</pubDate>
		<guid isPermaLink="false">http://silveiraneto.net/?p=2987#comment-4549</guid>
		<description>Silveira: don&#039;t forget that pkg-config requires parameters with two dashes (--), not one (-). It seems your CMS shortens then to a graphic &quot;superdash&quot; symbol (–), so a newbie that cuts and pastes the code won&#039;t get the program working. This is not the first time I noticed that on your blog... Please try to fix this, for me this isn&#039;t an issue but it will simply be a showstopper for novice programmers.

Alessandro: If you decrease the false detections, you might also decrease the current ones, isn&#039;t it?

I tried the program. It worked. However it uses lots and lots of processing. A simple 624x464 AVI video with 23.98 fps (an episode of X-Files with lots of faces) would take forever to play, it was really sluggish on my laptop, an Intel Core2 Duo Centrino with 2.40 GHz, using almost 100% in both processors.

The results were not very impressive. The &quot;E&quot; in X-Files would show as a face, sometimes Mulder&#039;s ears would get their red square also. And for the introduction scene where the face of Mulder gets closer and closer to the camera, it wasn&#039;t highlighted at any time. However, after the introductory scenes, it behaved much better.</description>
		<content:encoded><![CDATA[<p>Silveira: don&#8217;t forget that pkg-config requires parameters with two dashes (&#8211;), not one (-). It seems your CMS shortens then to a graphic &#8220;superdash&#8221; symbol (–), so a newbie that cuts and pastes the code won&#8217;t get the program working. This is not the first time I noticed that on your blog&#8230; Please try to fix this, for me this isn&#8217;t an issue but it will simply be a showstopper for novice programmers.</p>
<p>Alessandro: If you decrease the false detections, you might also decrease the current ones, isn&#8217;t it?</p>
<p>I tried the program. It worked. However it uses lots and lots of processing. A simple 624&#215;464 AVI video with 23.98 fps (an episode of X-Files with lots of faces) would take forever to play, it was really sluggish on my laptop, an Intel Core2 Duo Centrino with 2.40 GHz, using almost 100% in both processors.</p>
<p>The results were not very impressive. The &#8220;E&#8221; in X-Files would show as a face, sometimes Mulder&#8217;s ears would get their red square also. And for the introduction scene where the face of Mulder gets closer and closer to the camera, it wasn&#8217;t highlighted at any time. However, after the introductory scenes, it behaved much better.</p>
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	<item>
		<title>By: Alessandro Ferrari</title>
		<link>http://silveiraneto.net/2009/12/01/simple-face-detection-player/comment-page-1/#comment-4500</link>
		<dc:creator>Alessandro Ferrari</dc:creator>
		<pubDate>Wed, 02 Dec 2009 09:47:24 +0000</pubDate>
		<guid isPermaLink="false">http://silveiraneto.net/?p=2987#comment-4500</guid>
		<description>Hi,
to decrease the false detections you have to tune the min_neighbors parameter. 

Take a look at my site if you want to see more example on face detection and tracking.

bye,
Alessandro.</description>
		<content:encoded><![CDATA[<p>Hi,<br />
to decrease the false detections you have to tune the min_neighbors parameter. </p>
<p>Take a look at my site if you want to see more example on face detection and tracking.</p>
<p>bye,<br />
Alessandro.</p>
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