1. Hawk-Eye Vision
By Hunter Warren

2. History Invented by British computer expert Paul Hawkins
First launched in 2001
Derived its concept from that of missile-tracking technology

3. How It Works 3 Steps
1. Uses high-speed cameras to capture the image of the ball
2. The system produces the actual path of the ball by comparing images
3. Predict the future path of the ball using a parametric model.

4. Hawk-Eye In Tennis
Used in most matches to properly correct controversial calls
Rules for Hawk-Eye
Each player gets 2 challenges per set to review call
If player is correct with challenge, then they retains it, but if player is incorrect they lose one of their challenges.
In event of tie-break, each player receives an additional challenge
Challenges may not be carried over from one to set to another
Andy Roddick served a tennis ball at a record setting 155 mph!!

5. Statistics Show..
Tennis
Cricket
Simon Taufel = best modern umpire

6. Hawk-Eye In Cricket “LBW Rule” “most complicated rule in sports”
Leg Before Wicket
If ball strikes the leg before the wicket the batsman is out
“most complicated rule in sports”

7. Hawk-Eye In Cricket
First used in TV broadcasting for entertainment of viewers
Viewers now expect to see whether batsman is in or out and if the ball would have hit the stumps

8. Hawk-Eye In Soccer
Could accurately determine whether the ball crosses the goal line.
Hawk-Eye would transmit an automatic signal to the referee once the ball crosses the goal line

9. References
Guardian News and Media. “Tennis: Hawk-eye Rules As Players Take Up Line-call Challenge”. Buzzle.com. June 26, November 14,
“Hawk-Eye Techonology”. Wikipedia. November 9, November 14,
“Welcome to Hawk-Eye Innovations”. Hawkeyeinnovations.co November 14,