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	<title>Clay&#039;s Blog &#187; SIGGRAPH</title>
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		<title>The Best SIGGRAPH 2008 Overview I&#8217;ve Seen Yet</title>
		<link>http://enterpriseonline.com/clays_blog/2008/08/20/the-best-siggraph-2008-overview-ive-seen-yet/</link>
		<comments>http://enterpriseonline.com/clays_blog/2008/08/20/the-best-siggraph-2008-overview-ive-seen-yet/#comments</comments>
		<pubDate>Wed, 20 Aug 2008 17:42:00 +0000</pubDate>
		<dc:creator>Clay McGovern</dc:creator>
				<category><![CDATA[Instructional Tech]]></category>
		<category><![CDATA[SIGGRAPH]]></category>
		<category><![CDATA[Website Review]]></category>

		<guid isPermaLink="false">http://enterpriseonline.com/clays_blog/?p=159</guid>
		<description><![CDATA[For a fantastic overview of this year&#8217;s SIGGRAPH, head on over to Hack a Day and read Eliot Phillips&#8217; post there. Waaaay better than my weak efforts&#8230;heheh. As Eliot points out in his post, most of the papers are online at various locations on the Interwebs and the links are all aggregated at Ke-Sen Huang&#8217;s [...]]]></description>
			<content:encoded><![CDATA[<p>For a fantastic overview of this year&#8217;s SIGGRAPH, head on over to Hack a Day and read <a href="http://www.hackaday.com/2008/08/20/siggraph-2008-the-quest-for-more-pixels/">Eliot Phillips&#8217; post</a> there. Waaaay better than my <i>weak</i> efforts&#8230;heheh.</p>
<p>As Eliot points out in his post, most of the papers are online at various locations on the Interwebs and the links are all aggregated at <a href="http://kesen.huang.googlepages.com/sig2008.html">Ke-Sen Huang&#8217;s site</a>. Make sure you check out &#8220;<a href="http://phototour.cs.washington.edu/findingpaths/">Finding Paths through the World&#8217;s Photos</a>&#8220;, especially if you&#8217;ve been following Microsoft Labs&#8217; Seadragon implementation <a href="http://labs.live.com/photosynth">Photosynth</a>. Extremely cool.</p>
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		<title>Speed, Flash, and Traffic: SIGGRAPH 2008 Wrap-Up</title>
		<link>http://enterpriseonline.com/clays_blog/2008/08/19/speed-flash-and-traffic-siggraph-2008-wrap-up/</link>
		<comments>http://enterpriseonline.com/clays_blog/2008/08/19/speed-flash-and-traffic-siggraph-2008-wrap-up/#comments</comments>
		<pubDate>Tue, 19 Aug 2008 21:46:02 +0000</pubDate>
		<dc:creator>Clay McGovern</dc:creator>
				<category><![CDATA[Flash and Flex]]></category>
		<category><![CDATA[Instructional Tech]]></category>
		<category><![CDATA[SIGGRAPH]]></category>
		<category><![CDATA[Video Tech]]></category>

		<guid isPermaLink="false">http://enterpriseonline.com/clays_blog/?p=157</guid>
		<description><![CDATA[Well, another SIGGRAPH is history. It&#8217;s been a terrific creative battery recharge. Thursday and Friday highlights include a really cool Production Session on how the various visual effects companies that made Speed Racer went about replicating the look and feel of anime in a live action motion picture, a very entertaining and interesting overview on [...]]]></description>
			<content:encoded><![CDATA[<p>Well, another SIGGRAPH is history. It&#8217;s been a terrific creative battery recharge. Thursday and Friday highlights include a really cool Production Session on how the various visual effects companies that made Speed Racer went about replicating the look and feel of anime in a live action motion picture, a very entertaining and interesting overview on the use of Adobe Flash for animation, and an absolutely fascinating class on transportation visualization.<br />
<span id="more-157"></span><br />
I generally try to go to one or two of the large Production Sessions, where panels that worked on digital effects for Hollywood productions give a behind the scenes look at the technology and techniques that are used to make the latest year&#8217;s movies.  The technical papers given at SIGGRAPH are directly implemented in these production pipelines with astonishing speed, so this year&#8217;s special effect was often last year&#8217;s technical paper at SIGGRAPH. This year I attended the session on Speed Racer, which I haven&#8217;t yet seen, and, as the panel joked, nearly nobody else in the room had either. The presentation was very interesting, and it was, in fact, one of the only sessions of this type that I walked away from with the thought I might be able to implement something from the presentation myself. There were two cinematic effects in particular that were used in the film that helped to give the movie a more anime-like feel. The production team used QuickTimeVR to create spherical camera movement effects and they used diagonally shifting composited backgrounds with a foreground chroma-keyed subject. Both of these effects worked with the kind of &#8220;unrealistic&#8221; camera perspectives which give anime productions their essential feel. I&#8217;m going to try to implement them the next time I work on editing my example piece for our <a href="http://enterpriseonline.com/clays_blog/?p=143">Digital Storytelling project</a>.</p>
<p>On Thursday I attended a Computer Animation Festival Talk called &#8220;Flash Forward: A forum on Flash&#8217;s Increasingly Vital Role in Games, Online Entertainment, Art and Academia.&#8221; There was a great panel for the talk that included Evan Spiridellis, one of the co-founders of <a href="http://www.jibjab.com">JibJab</a> and Cartoon Network&#8217;s Greg Araya who has worked extensively on &#8220;Foster&#8217;s Home for Imaginary Friends.&#8221; It was a nice mix of demonstrations of great character animation, web interfaces, and entertainment, as well as an interesting peek into the Flash animation pipeline for major productions. It was really kind of pitiful, though, that nobody from Adobe was anywhere to be found either in the session or on the Exhibition floor.</p>
<p>And finally, on Friday, I attended an extremely interesting class on Transportation Visualization. The instructors for the class were Theresa-Marie Rhyne from North Carolina State University, Michael Manore of AEC Visualization, and Ronald Hughes from North Carolina State University. All three are members of the <a href="http://www.trbvis.org/MAIN/TRBVIS_HOME.html">Transportation Research Board&#8217;s Committee on Visualization in Transportation</a>. The instructors were very interested in starting a collaborative dialog with graphics professionals and to express the need for assistance from the SIGGRAPH community. Visualizations have taken the form of 3D models and fly-throughs for construction projects, abstract data visualizations using real-time graphics, and others. The class focused on a series of examples provided by the instructors. As an introduction to the current needs in transportation visualization, the class was very successful. There was a great discussion during the Q&#038;A with a researcher at Carnegie-Mellon who was interested in developing Augmented Reality applications and asked about RFID tagging and available sensor data in current construction and transportation projects. I&#8217;ve been interested in data visualization in general for some time, but I will be working on a project next summer with Professor Paul Barron in the Law School (and current Tulane CIO) during which we will be working with approximately 5 years of peer evaluation data from his Negotiation and Mediation Advocacy course. I&#8217;m working on implementing Flash/Flex charting and learning <a href="http://www.processing.org">Processing</a> (an open source programming language aimed at visual designers). I&#8217;m looking forward to having a good time playing around with ways to visualize the data.</p>
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		<title>Digital Projection, Spatial Augmented Reality, and Shape Grammar &#8211; SIGGRAPH 2008</title>
		<link>http://enterpriseonline.com/clays_blog/2008/08/14/digital-projection-spatial-augmented-reality-and-shape-grammar-siggraph-2008/</link>
		<comments>http://enterpriseonline.com/clays_blog/2008/08/14/digital-projection-spatial-augmented-reality-and-shape-grammar-siggraph-2008/#comments</comments>
		<pubDate>Thu, 14 Aug 2008 18:38:40 +0000</pubDate>
		<dc:creator>Clay McGovern</dc:creator>
				<category><![CDATA[Hardware Hacking]]></category>
		<category><![CDATA[Hardware Review]]></category>
		<category><![CDATA[Instructional Tech]]></category>
		<category><![CDATA[Philosophy]]></category>
		<category><![CDATA[SIGGRAPH]]></category>
		<category><![CDATA[Software Review]]></category>
		<category><![CDATA[Video Tech]]></category>

		<guid isPermaLink="false">http://enterpriseonline.com/clays_blog/?p=155</guid>
		<description><![CDATA[It&#8217;s been an inspiring conference so far. The classes I&#8217;ve attended have been excellent. On Monday I attended the half-day course on projectors and spatial augmented reality for (I think) the 4th year running. Ramesh Raskar and Oliver Bimber were fantastic as usual. They were joined this year by Aditi Majumber who spoke about large-format [...]]]></description>
			<content:encoded><![CDATA[<p>It&#8217;s been an inspiring conference so far. The classes I&#8217;ve attended have been excellent. On Monday I attended the half-day course on projectors and spatial augmented reality for (I think) the 4th year running. Ramesh Raskar and Oliver Bimber were fantastic as usual. They were joined this year by Aditi Majumber who spoke about large-format displays and Hendrik Lensch who spoke on computational illumination for 3D scene modeling. One of the things I really get excited about in this class is what Raskar calls RFIG. In essence, this entails adding a photosensor to an RFID tag and then projecting structured light from a handheld projector on the photosensor in order to acquire a relative position for the tagged item. With the unique identifier and the relative position, we can query a database and then project useful information about the identified items directly on the items themselves using our handheld projector. All this is made possible by very small and relatively inexpensive handheld computers with wireless network access and attached projectors. You can check out their work, including the full-text of their book, Spatial Augmented Reality, on the supporting website: <a href="http://www.uni-weimar.de/medien/ar/SpatialAR/">SpatialAR.com</a>. Great stuff.<br />
<span id="more-155"></span><br />
On a related topic, I attended a session today by Johannes Behr and Dirk Reiners (who happens to be at University of Louisiana, Lafayette) on virtual and augmented reality applications that transcend the WIMP interface model. WIMP stands for Windows, Icons, Menus, and Pointers, which has dominated computing in recent decades. Again, this is all made possible by the availability inexpensive hardware and extensions made to the X3D standard provided freely by the authors. Having seen the example code in the class today, I think I could implement some simple 3D stereoscopic applications with little difficulty. This would be a perfect fit for the projects the ILC has in mind for our work with Tulane&#8217;s Middle American Research Institute which I mentioned in my last blog post.</p>
<p>And finally, for this post at least, yesterday afternoon I attended a fascinating class offered by Mine Ozkar and Sotirios Kotsopoulos called &#8220;Visual Thinking Via Shape Grammars&#8221;. This was my first formal exposure to the idea of shape grammars, though I have heard the term before. The theory was initially presented by Stiny and Gips in 1972 and includes the idea of shape computation following rules defined in a grammar of shape. The theory has both fascinating explanatory power and useful generative power, depending on the purposes for which it is applied. Kotsopoulos gave many examples from architecture employing the theory both as an explanatory analysis and as a generative tool. I have to say, this class was right up my philosophical alley. Similar enterprises have a long-standing history in philosophy, culminating in Anglo-American analytic philosophies of the middle of the last century, but having expression in the work of Spinoza, Leibniz, and Alfred North Whitehead to name just a few.</p>
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		<title>SIGGRAPH 2008 in Los Angeles</title>
		<link>http://enterpriseonline.com/clays_blog/2008/08/10/siggraph-2008-in-los-angeles/</link>
		<comments>http://enterpriseonline.com/clays_blog/2008/08/10/siggraph-2008-in-los-angeles/#comments</comments>
		<pubDate>Mon, 11 Aug 2008 03:49:17 +0000</pubDate>
		<dc:creator>Clay McGovern</dc:creator>
				<category><![CDATA[Instructional Tech]]></category>
		<category><![CDATA[SIGGRAPH]]></category>
		<category><![CDATA[Video Tech]]></category>

		<guid isPermaLink="false">http://enterpriseonline.com/clays_blog/?p=153</guid>
		<description><![CDATA[I arrived at the Los Angeles Convention Center today and picked up my credentials for this year&#8217;s SIGGRAPH Conference. If you&#8217;re unfamiliar with the organization or the conference, it&#8217;s a part of the Association for Computing Machinery; SIGGRAPH is the largest SIG (Special Interest Group) in the ACM. The full name is the Association for [...]]]></description>
			<content:encoded><![CDATA[<p><a href="http://enterpriseonline.com/clays_blog/images/siggraph2008.jpg"  rel="lightbox" title="SIGGRAPH 2008 - L.A. Convention Center"><img src="http://enterpriseonline.com/clays_blog/images/siggraph2008_th.jpg" align="left" hspace="8" vspace="8"></a>I arrived at the Los Angeles Convention Center today and picked up my credentials for this year&#8217;s <a href="http://www.siggraph.org/">SIGGRAPH</a> Conference. If you&#8217;re unfamiliar with the organization or the conference, it&#8217;s a part of the <a href="http://www.acm.org/">Association for Computing Machinery</a>; SIGGRAPH is the largest SIG (Special Interest Group) in the ACM. The full name is the Association for Computing Machinery Special Interest Group on Graphics and Interactive Techniques, which is more than a mouthful.<more/>This year&#8217;s conference has added a couple of new features. The fantastic Animation Festival has been expanded and more deeply integrated with the rest of the conference. Screenings are being paired with artist and tech talks and will be running throughout the day, with special big-studio presentations in the evenings, including Pixar and Dreamworks.</p>
<p>In addition, conference organizers are implementing a new RFID tracking component to gather demographic data about attendance at conference sessions and events. The RFID tags are embedded in attendee ID cards (attendees can opt-out by recycling the card at the conference). This year is a pilot of the technology with expanded use next year if all goes well. </p>
<p>I&#8217;m especially interested in how this works out. The ILC is partnering with Tulane&#8217;s <a href="http://www.tulane.edu/~mari/">Middle American Research Institute</a> on some interesting RFID projects as MARI moves to new and renovated storage and display space over the next 18 months. On a related note, the half-day class on computer graphic projector technology, including Spatial Augmented Reality, is in the morning at 8:30. I&#8217;m hoping to come away with some good ideas for implementing this technology in our MARI-related projects in the near future. I have a meeting set up on Thursday afternoon with engineers at Motorola on current RFID technology, thanks to the gracious assistance of Ian Thomas, Vice-President of Business Development at <a href="http://www.oneilsoft.com/index.shtml">O&#8217;Neill Software, Inc.</a> </p>
<p>I don&#8217;t think I could imagine a better week of total geek heaven.</p>
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