28 Apr '14, 5pm

Robotartist Draws What It Sees

Robotartist Draws What It Sees

Above is a still of Roboartist working on a portrait of [Heath Ledger] in his role as Joker from The Dark Knight . The image import feature was used for this. It runs a tweaked version of the Canny Edge Detector to determine where the pen strokes go. This is an alternative to capturing the subject through the webcam. For now MATLAB is part of the software chain, but future work seeks to upgrade to more Open Source tools. The hardware itself uses an Arduino Mega to take input via USB or Bluetooth and drives the quartet of servo motors accordingly.

Full article: http://hackaday.com/2014/04/28/robotartist-draws-what-it-...

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NATO Sees No Sign of Russian Troop Withdrawal on Ukraine Border

NATO Sees No Sign of Russian Troop Withdrawal o...

defensenews.com 29 Apr '14, 6pm

BRUSSELS — NATO said Tuesday it has seen no sign of a Russian troop withdrawal from the border with Ukraine after Moscow i...