Nqobile Ndlovu Profile picture
Feb 2 7 tweets 3 min read
@FIFAcom's "Robot Referees Explained

Robot referees will be used during the 2021 FIFA Club World Cup tournament in UAE 🇦🇪 this month

Contrary to most reports, they are not actual robots on the pitch. This is a breakdown of how the system works⬇️

#FIFAClubWC
📸 @FIFAcom Image
How it works

10 cameras are placed alongside the stadium’s roof. Cameras and other sensors on the pitch track 29 data points per player 50 times per second. It provides an accurate position of players’ limbs in reference to the offside line in real-time

📸: ChyronHego Image
The cameras and sensors are combined with AI technology that watches and analyses the game in real time and is ultra fast.

Video assistant referees receive a near-instant alert to whether the technology determines a player is onside or not and immediately relayed to the referee
This is important because the average VAR decision takes roughly 70 seconds to process while this system takes half a second to reach a decision and the referee is notified within seconds.

This will keep the game moving and eliminate human error.
But whats the difference with VAR?

With VAR, when there’s a possibility of offside, a Hawk-Eye operative selects 3 frames best representing the point at which the attacking player made first contact with the ball.

They then manually mark the points on a body to check

📸Getty Image
With an AI tool, this is done instantly and monitored in real time so the manual steps are removed and the AI can also determine the point at which the passer releases the ball in relation to the offside line quicker.

In theory this should take away the pain of dubious offsides
The new system is also developed by Hawk-Eye, the company responsible for goalline technology and is not estimated to cost more than the current tech in place.

For a breakdown of the cost of VAR, see my tweet on it ⬇️

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More from @CashNSport

Feb 4
19 Year Old Mzansi Girl Working For @AFCorse Ferrari At #Kyalami9H 🇿🇦🏎️💃

AF Corse Ferrari is in town to compete at the Kyalami 9 Hour this weekend and they have a young South African Mechatronic Engineering student working for them, Nicola Watt.

#k9hour #WomenInSports Image
AF Corse is a racing team synonymous with the Ferrari GT racing program led by Amato Ferrari (not related to Ferrari family) with numerous international championship titles to its name. Image
Nicola was born and raised in Kyalami, just across the road from the Kyalami Grand Prix circuit and grew up in a sports obsessed family. She is a big motorsport fan and has an insatiable love for the analytics and engineering in the success of the cars
Read 9 tweets
Feb 3
Motsepe's @CAF_Online revolution has been swift and efficient. Despite this, some still eoubt him.

Broadcast rights ✅
New sponsors ✅
#AFCON2021
Afcon revenues ✅
Viewership ✅

This is a thread on Motsepe's Revolution ⬇️

The Sky's The Limit 👆

📸 CAF I #SportsBiz Image
When Patrice Motsepe ascended to power as the President of CAF on 12 March 2021, he could hardly have gone into the position at a worse time.

The federation was described as a holy mess bereft with corruption, infighting and in financial disarray
His biggest task was the state of broadcasting of football games and tournaments on the continent.

An Egyptian court scrapped a billion dollar deal that CAF had with exclusive agent for marketing and media rights, Lagardère as the deal had been concluded without any open tender
Read 15 tweets
Dec 23, 2021
Egypt plans to dominate African sports and become a world class destination for sports events 🇪🇬

Lets talk:

- The crowded Cairo problem
- The new Capital
- Their Olympic Games City
- World Cup 2030 and Olympic 2032 goals
- Sports tourism potential

[THREAD] ⬇️
#ThursdayThoughts
There are 104 million Egyptians and most of them live in cities along the Nile river with Cairo being its most populous and crowded City. Cairo itself has a population density of 19,376 people per square kilometer.

Simply put, there are just too many people living in one area.
To address this problem, the Egyptian government has taken the decision to build a New Administrative Capital approximately 45km east of Cairo, on part of the desert equal to the size of Singapore.

It is expected to cost about $40bn and consist of 21 residential districts
Read 18 tweets
Aug 26, 2021
In today's #ThursdayThoughts thread ⬇️ the valuation of football clubs.

According to Statista, @AlAhly is Africa's most valuable club at €25.53 million with @Masandawana being SA's most valuable at €18.98 million (R376 million)

Here's how these values are arrived at.
This review cites the various valuation models used but mostly looks at the Multivariate Model which is most commonly used worldwide and was developed by Tom Markham in 2013.

We begin with the other models and how they work.
Market capitalisation:

A company’s share price
is multiplied by the number of shares in issue to provide the market capitalisation or company
valuation

An obvious problem is only clubs floated on an exchange can be valued reliably using market capitalisation.

ie ⬇️
Read 25 tweets
Aug 13, 2021
I was asked to look into player salaries in rugby and football in SA.

While this is tough to do because financials are not divulged, this is what I've found ⤵️

It's no surprise that most players don't earn anywhere near what you think they do...

[THREAD]
According to a 2016 FIFPRO Global Employment Report, Less than 2% of players globally earn more than $720k a year while over 45% earn less than $1k pm.

Of players earning a salary
-74% made less than $4k net/pm
-45% earned less than $1k pm
-21% earn less than $3k net/pm
According to a 2007 parliamentary discussion with the South African Football Players Association, Mr. Thulagauyo Gocoshubelwe (Deputy General Secretary, SAFPU) spoke to player salaries and said, “The average salary was the subject of a survey which had been commissioned
Read 12 tweets
Aug 12, 2021
Afternoon ladies and gents, today's thread is on #Paralympics classifications.

Classifications are a way for organisers to group like with like athletes so that people of roughly equivalent disabilities can compete together.

This is how they work ⤵️

[THREAD]
#Tokyo2020
Classification is carried out through a process called “Athlete Evaluation” that comprise procedures for the assessment of athletes and the allocation of Sport Class and Sport Class Status

Evaluation answers three key questions. ⬇️
-Does the athlete have an eligible Impairment for this sport?
-Does the athlete’s eligible Impairment meet the minimum impairment criteria of the sport?
-Which sport class should the athlete be allocated in based on the extent to which the athlete is able to execute the sport?
Read 14 tweets

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