"Mark (and everyone else, in case you didn't know) -- You can fix the video orientation in youtube.  Go to the video, click "Enhancements", and you should see some rotation buttons. You can also use the "Stabilize"…"

""The code is quite large, and can be hard to figure out.  And when a new dev jumps on board, it can take a lot of time to get up to speed." I wish the development mailing list was publicly readable so that I and other…"

"I noticed that error on the page, too.  Maybe the models are now in ardupilot-mega/Tools/autotest/aircraft orardupilot-mega/Tools/ArdupilotMegaPlanner/bin/Release/aircraft (I haven't checked to see if there are any…"

"When will we have the first open source radio system, with open schematics & firmware?  Let's bring this side of the industry into the 21st century."

"YouTube should handle longer video and HD without trouble."

"qgroundcontrol.com seems to be gone, too. "

"One technique I've used to speed up feature extraction and matching is to run optical flow over the images and black out any regions that don't show motion.  If your camera can move, you'd have to do something slightly…"

"The usual solution to using SURF to detect and track a 3D object from different angles is to create multiple models of the object from different angles. For example, place the aircraft on a turntable and take 12 photos from 0-360 degrees, and maybe…"