Healthcare electronics maker Omron is showing off its sensing know-how with a huge ping pong-playing robot, but the robot is still easy to beat—for now.The 2.7-meter-tall, three-legged beast looked like something out of “The War of the Worlds” as it was taking on human opponents at the Ceatec tech expo outside Tokyo. When it came to actual tennis table chops, however, it was sometimes all thumbs.Equipped with stereoscopic cameras and computer-vision algorithms to track the position and speed of human players as well as the ball, the machine is designed to be able to play sustained rallies with its ability to predict where the ball will go.To read this article in full or to leave a comment, please click here