World soccer's governing body FIFA will test its semi-automated offside technology at the Arab Cup 2021 which begins in Qatar on Tuesday, with Chief Refereeing Officer Pierluigi Collina saying the competition represented its most important trial so far.
The technology is based on limb tracking and provides the Video Assistant Referee (VAR) with information before the on-field official takes a final call.
"We'll have a camera setup installed under the roof of each stadium," FIFA's Football Technology and Innovation Director Johannes Holzmueller said in a statement on Monday.
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