[DOC] [TLE] Electronic line judge - Wikipedia [PAR] An electronic line judge is a device used in tennis to automatically detect where a 
ball has landed on the court. Attempts to revolutionize tennis officiating and the 
judging of calls in the sport ... Cyclops was a device used only for service line 
calls but functioned reliably and was used around the world for many years until... [DOC] [TLE] Cyclops (computer system) - Wikipedia [PAR] Cyclops is a computer system co-invented by the British inventor Bill Carlton of 
Great Britain and Margaret Parnis England of Malta, which is used on the ATP 
and WTA professional tennis tours as an electronic line ... Obvious long serves 
that go beyond Cyclops' beams are called by the service line umpire. ... Multi-
sport [DOC] [TLE] Hawk-Eye - Wikipedia [PAR] Hawk-Eye is a complex computer system used officially in numerous sports such 
as cricket, .... These errors prompted talks about line calling assistance especially 
as the ... It is also used as part of a larger tennis simulation implemented by IBM 
called .... Hawk-Eye is now familiar to sport fans around the world for the views it
... [DOC] [TLE] Cyclops? - Board index [PAR] For several years, they have used a machine called Cyclops(?) for line calls in 
tennis. You don't see anyone question the machine's beeps. Perhaps ICC should
... [DOC] [TLE] Cyclops has company as machine moves to replace net cord judge ... [PAR] Nov 22, 1995 ... Cyclops has company as machine moves to replace net cord judge ... The system 
is called Trinity, Berger explained, because of the three parties it was ... hands to 
show that the ball was at least a foot above the net, like they used to. ... TEL, an 
electronic line-calling system, was abandoned on the eve of the... [DOC] [TLE] Eye on the call - Financial Times [PAR] Aug 31, 2007 ... At Wimbledon, a machine called Cyclops monitored service-lines. ... now 
perceived as the posher sport, according to a recent report from the Dutch Mulier 
... Hawk-Eye was generally used only on show courts, because of the... [DOC] [TLE] For U.S. Open Tennis, a Service Line Umpire That Never Blinks [PAR] Aug 31, 2000 ... A system called the Cyclops uses infrared beams to determine ... ennis fans who 
dislike the temper tantrums thrown by some top players over line umpires' calls 
can ... is now used in many major tournaments, including Wimbledon and the ... "
The machine doesn't care whether you're from Spain or from Los... [DOC] [TLE] TENNIS - Players Walk the Line At Open Qualifiers - NYTimes.com [PAR] Aug 27, 1993 ... Officials admitted that there have been faulty calls by the electronic ... While 
Cyclops used a laser to read, the electronic line uses wires ... "I don't know if 
that's a machine error or a human error." ... "The ball looks out, and I think players 
get used to it being called out. ... "Now you guys are making mistakes. [DOC] [TLE] USATODAY.com - Ump's gaffes set replay talk aflame at U.S. Open [PAR] Sep 8, 2004 ... Prosecutors allege sports players got steroids from online ring - 6:30 PM ... 
Register now. ... It appears the advanced line-calling technology exists, such as 
the ... The so-called Cyclops machine, which assists in calling the service line, 
has ... replay or other tools should be used to help make better rulings. [DOC] [TLE] Watching calls like a hawk | Newsday [PAR] Aug 27, 2006 ... Impartial, inanimate, artificially intelligent, tennis' latest line-calling ... imperfection 
in sports. ... It is called "Hawk-Eye," after its inventor, a 32-year-old Brit named 
Paul ... Hawk-Eye will be used on the two show courts, Arthur Ashe Stadium ... 
Now, with Hawk-Eye, not only will Cyclops disappeared from the... [DOC] [TLE] Sports|Waiting for the Beep, Instead of Judge's 'Let' - The New York ... [PAR] Jun 17, 1996 ... Now, it can weather the soggiest of fortnights and beeps

Question: A machine called the Cyclops is now used for line calls in this sport
Answer: tennis