FIFA will use 10 to 12 cameras, collecting up to 29 data points per player 50 times per second, to make semi-autonomous offside decisions at the Arab Cup (BBC)

BBC:
FIFA will use 10 to 12 cameras, collecting up to 29 data points per player 50 times per second, to make semi-autonomous offside decisions at the Arab Cup  —  The use of technology to help officials make more accurate offside decisions will be tested at the Fifa Arab Cup, which starts on Tuesday.