Abstract: This article presents a novel variable stiffness actuator (VSA) capable of wide-range stiffness regulation and has a compact structure. A cam-circular beam mechanism is proposed in the ...

Refereeing standards are "the worst we have seen for a long time" and "only getting worse" because of the use of the video ...

The current OpenJDK 26 is strategically important and not only brings exciting innovations but also eliminates legacy issues ...

Quadratic regression is a classical machine learning technique to predict a single numeric value. Quadratic regression is an extension of basic linear regression. Quadratic regression can deal with ...

From petrol prices to mortgage rates, the US-Israeli war with Iran has already had an impact on people's finances in the UK. How deep and sustained that turns out to be depends on the duration of the ...

A masked fan unplugged a VAR monitor during ‌a German second division football match. Bundesliga 2 club Preussen Munster said in a statement that the video assistant referee system was supposed to be ...

In one of the most surreal moments witnessed in European football this season, a German second-division clash between Preussen Munster and Hertha Berlin descended into chaos. As referee Felix Bickel ...

Video assistant referee causes controversy every week in the Premier League and also in the FA Cup, but how are decisions made and are they correct? This season, we take a look at the major incidents ...

Chelsea overcome 10-man Wrexham in extra time of thrilling FA cup tie There is an irony that the club that welcomed the cameras to Wrexham was denied by them. As film star owners watched on, it was a ...

On 5 March 2016, IFAB approved the sport’s most radical change in decades, authorising experimental video officiating at its annual meeting. That day the Video Assistant Referee, VAR, was born. A ...

An adjusted version of an off-field treatment rule that Lionel Messi complained about in 2024 has been adopted in time for the World Cup by the International Football Association Boardy.

Football and rugby union are among the sports that use video technology to help determine contentious key decisions in matches. Football uses a video assistant referee (VAR) while rugby union's ...