http://jgao.org/ 2010-09-05T17:24:05-07:00 http://jgao.org/ http://jgao.org/lib/images/favicon.ico text/html 2010-06-24T17:48:08-07:00 http://jgao.org/about?rev=1277426888&do=diff I am a PhD student at the MIT Computer Science and Artificial Intelligence Laboratory. I recently graduated from Harvard University with an undergraduate degree in Engineering Sciences. ---------- contact Email: Phone: (510) 493-7120 Facebook | Twitter | LinkedIn | Google text/html 2010-01-31T20:42:59-07:00 http://jgao.org/projects?rev=1264999379&do=diff * Autonomous helicopter. In progress. Quadrotor testbed for UAV navigation algorithms, inertial measurement systems development, and other fun hackery. * fb-bday. I'm too lazy to check Facebook every day, so this bit of code sends out birthday greetings for me. * Leverett House Snacks Map. Map of vending machines and their contents at Leverett House, Harvard University. For CS 171. * Energy and Emissions Visualization. Visualization of 2008-2009 energy consumption and carbon emissions acr… text/html 2010-01-18T00:29:45-07:00 http://jgao.org/publications?rev=1263803385&do=diff * Contact Sensing and Grasping Performance of Compliant HandsPDF. Aaron M. Dollar, Leif Jentoft, Jason H. Gao, and Robert D. Howe. Autonomous Robots, vol. 28(1), pp. 65-75, 2010. doi:10.1007/s10514-009-9144-9 text/html 2010-01-16T23:22:45-07:00 http://jgao.org/research?rev=1263712965&do=diff My research interests include embedded systems architecture, low-power system design, and parallel and distributed computing. I'm currently working on my senior thesis at the Harvard Sensor Networks Lab. * Design of a solar-powered wireless sensor node for geophysical and acoustic monitoring. text/html 2010-01-31T20:42:05-07:00 http://jgao.org/uav?rev=1264999325&do=diff This page contains my notes on the design and construction of an autonomous quadrotor micro air vehicle (MAV) / UAV. The principle of operation of a quadrotor as described by Wikipedia: wp>Quadrotor Main Components * central processor (for flight control, navigation, power management, and other duties) * inertial navigation unit * Global Positioning System (GPS) receiver * 4x brushless motor * 4x electronic speed controller (ESC) * 2x clockwise (CW) and 2x counter-clockwise (CCW) …