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Japan misplaced to Croatia within the FIFA World Cup’s spherical of 16 in Qatar on December 6. However the workforce’s success within the group stage was praised by pundits world wide. Specifically, Kaoru Mitoma‘s goal-line help within the match in opposition to Spain was excellent. Though Japan’s objective stirred controversy at first, video playback expertise confirmed that the choice was proper. The corroboration was offered by Hawk-Eye Innovations, a subsidiary of the Sony Group based mostly in the UK. It performs an important position in making referee selections honest and simpler.
VAR, which stands for Video Assistant Referee, makes use of a number of digicam photos to help in decision-making. When a play is troublesome to discern with the human eye, “pc imaginative and prescient” gives goal help.
The Japan-Spain match on December 1 (it began at 4 AM JST the following day) introduced recent consideration to the VAR. Six minutes into the second half, Mitoma assisted the profitable objective by tenaciously pursuing a ball that just about broke the objective line.
It was extraordinarily troublesome to discern whether or not the ball had crossed over. However VAR confirmed that the ball had not wholly crossed over. The objective was accredited, and the feat was acclaimed as “Mitoma’s one-millimeter miracle” in Japan.
Sony’s Hawk-Eye Know-how
The Hawk-Eye expertise utilized in VAR replays movies of vital moments taken from numerous angles by a number of cameras put in within the stadium. Referees can rewind, decelerate, and enlarge these photos to assist them make selections.
This yr’s World Cup applied a brand new AI system developed by one other firm, which determines the place of the ball utilizing a built-in sensor chip so that each millimeter counts.
The 2018 World Cup in Russia was the primary to implement VAR utilizing Hawk-Eye, however Sony officers have declined to say whether or not the expertise was used for this yr’s event. Nonetheless, experiences appear to point that it’s getting used similar to within the earlier event.
Hawk-Eye has additionally been used within the J.League since final season. Moreover, it has made its debut in different sports activities, together with tennis (on the Wimbledon Championships) and the 2019 Rugby World Cup, which was hosted by Japan.
A Sony consultant stated, “Sooner or later, we wish to contribute not solely to refereeing, but in addition create content material for sports activities leisure.”
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(Learn the article in Japanese at this link.)
Writer: Nobuhiro Imanaka
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