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Paid The Umpire's One Day International Rankings Rating System Explaination.
Version 0.9
Last Edited: 1/Jan/2006 06:09 GMT
Contents
- Rating a Game
- Rating a Team v Team Combo
- Overall
- Other Details
-------------
RATING A GAME
-------------
Each team in every match between two countries is given a rating to award how well they performed in the game. Points are awarded but they can also be lost through a poor match. The result and the actual scores affect the amount of points each team receive, the following table show the actual points that can be rewarded.
Match Result Points
Winning the match 13pts
Tieing the match 6pts
Losing the match 0pts
Regular Points For
Scoring a run 0.02pts
Taking a wicket 0.20pts
Run Rate ***
Regular Points Against
Conceding a run -0.01pts
Losing a wicket -0.10pts
*** Run Rate points is calculated by Runs/Overs. Where a team is all out the Run Rate is then calculated by Runs/50. Scoring 4-225 off 50 overs gives you 4.50 points, but getting all out for 225 off only 25.4 overs also gives you 4.50 points.
Example Match
Australia v India 8-Feb-04
Australia 5-359 (50)
India 10-151 (33.2)
Australia scores:
13.00 for the win
+ 7.18 for runs scored
+ 2.00 for wickets taken
+ 7.18 for run rate
- 0.50 for losing wickets
- 1.51 for Conceding runs
=27.35 total for AUSTRALIA
India scores:
0.00 for the loss
+ 3.02 for runs scored
+ 1.00 for wickets taken
+ 3.02 for run rate (all out means run rate is by 50 overs)
- 1.00 for losing wickets
- 3.59 for Conceding runs
= 2.45 total for INDIA
These two values (Australia's 27.35 and India's 2.45) are then graded together to a total of five, so as to make sure no team can get a leg up through uneven match totals. So Australia is graded down to 4.589 and India goes to 0.411;
--------------------------
RATING A TEAM V TEAM COMBO
--------------------------
With only the current ten test playing nations being represented in these ODI Rankings there are 45 combinations between two different teams and therefore there are 450 different games being rated at any one time.
The ten latest games for each two team combination, each has been given a rating totalling 5, but these are now graded to make recent form more important than that of longer ago. This does mean that some games take a long time to be removed from the rankings, but every time a new game is played old results are striped from the rankings.
As each match is moved down the list to become older and older it, becomes less important and therefore is given a value of less importance.
GAME AGE WEIGHING
Latest 1.6
2nd Latest 1.4
3rd Latest 1.3
4th Latest 1.2
5th Latest 1.1
6th Latest 0.9
7th Latest 0.8
8th Latest 0.7
9th Latest 0.6
10th Latest 0.4
After each game is weighed the two team combination is now out of a total of fifty.
---------------------------
CREATING THE OVERALL RATING
---------------------------
Each team now has nine scores out of fifty, one against each other nation, which are then weighed in two ways the "Grading" and the "Multiplying" methods.
GRADING -------
Each team is ranked by the total amount of points that they have and then they are weighed (1.01, 1.03, 1.06, 1.10 ... 1.55) as the best teams have a higher weighting than those poorer nations. Each of the teams nine scores is then multiplied by the weight of the opposing team.
Example:
England scored 20.70 against Australia(1.55 weight) and 41.30 against Bangladesh(1.01 weight). Multiplying the values out give the following, England scores 32.08(20.70x1.55) versus Australia and 41.71(41.30x1.01) against Bangladesh.
MULTIPLYING -----
Each score of each team is multiplied by the average score of their opponent.
Example:
England scored 20.70 against Australia(34.19 average) and 41.30 against Bangladesh(11.22 average). Multiplying the values out give the following, England scores 707.73(20.70x34.19) versus Australia and 463.39(41.30x11.22) against Bangladesh.
These two rating for each team are now combined together through the following method:
(GRADING SCORE + (MULTIPLYING SCORE / 20))
TOTAL RATING SCORE = -----------------------------------------
2
-------------
OTHER DETAILS
-------------
This now gives a final values which are ranked and finalised. There are a couple of other points that will now be addressed.
--Teams can get negative game values.
This can happen and when it does it is usually justified, an example of this is South Africa 4-263(50) defeating West Indies 54(23.2), in this game South Africa scored 5.14 and the West Indies -0.14 as you can see the only time a team gets negative scores is in the case of a huge defeat!
--Games that are abandoned.
Games that get abandoned are not used in the ranking of teams.
--Games that involve the DuckWorth-Lewis system.
These games are ranked just as the other games are, with no difference. Teams that are bowled out are still charged with getting their Run Rate Score off 50 overs.
Paid The Umpire's One Day International Rankings Rating System Explaination.
Version 0.9
Last Edited: 1/Jan/2006 06:09 GMT
Contents
- Rating a Game
- Rating a Team v Team Combo
- Overall
- Other Details
-------------
RATING A GAME
-------------
Each team in every match between two countries is given a rating to award how well they performed in the game. Points are awarded but they can also be lost through a poor match. The result and the actual scores affect the amount of points each team receive, the following table show the actual points that can be rewarded.
Match Result Points
Winning the match 13pts
Tieing the match 6pts
Losing the match 0pts
Regular Points For
Scoring a run 0.02pts
Taking a wicket 0.20pts
Run Rate ***
Regular Points Against
Conceding a run -0.01pts
Losing a wicket -0.10pts
*** Run Rate points is calculated by Runs/Overs. Where a team is all out the Run Rate is then calculated by Runs/50. Scoring 4-225 off 50 overs gives you 4.50 points, but getting all out for 225 off only 25.4 overs also gives you 4.50 points.
Example Match
Australia v India 8-Feb-04
Australia 5-359 (50)
India 10-151 (33.2)
Australia scores:
13.00 for the win
+ 7.18 for runs scored
+ 2.00 for wickets taken
+ 7.18 for run rate
- 0.50 for losing wickets
- 1.51 for Conceding runs
=27.35 total for AUSTRALIA
India scores:
0.00 for the loss
+ 3.02 for runs scored
+ 1.00 for wickets taken
+ 3.02 for run rate (all out means run rate is by 50 overs)
- 1.00 for losing wickets
- 3.59 for Conceding runs
= 2.45 total for INDIA
These two values (Australia's 27.35 and India's 2.45) are then graded together to a total of five, so as to make sure no team can get a leg up through uneven match totals. So Australia is graded down to 4.589 and India goes to 0.411;
--------------------------
RATING A TEAM V TEAM COMBO
--------------------------
With only the current ten test playing nations being represented in these ODI Rankings there are 45 combinations between two different teams and therefore there are 450 different games being rated at any one time.
The ten latest games for each two team combination, each has been given a rating totalling 5, but these are now graded to make recent form more important than that of longer ago. This does mean that some games take a long time to be removed from the rankings, but every time a new game is played old results are striped from the rankings.
As each match is moved down the list to become older and older it, becomes less important and therefore is given a value of less importance.
GAME AGE WEIGHING
Latest 1.6
2nd Latest 1.4
3rd Latest 1.3
4th Latest 1.2
5th Latest 1.1
6th Latest 0.9
7th Latest 0.8
8th Latest 0.7
9th Latest 0.6
10th Latest 0.4
After each game is weighed the two team combination is now out of a total of fifty.
---------------------------
CREATING THE OVERALL RATING
---------------------------
Each team now has nine scores out of fifty, one against each other nation, which are then weighed in two ways the "Grading" and the "Multiplying" methods.
GRADING -------
Each team is ranked by the total amount of points that they have and then they are weighed (1.01, 1.03, 1.06, 1.10 ... 1.55) as the best teams have a higher weighting than those poorer nations. Each of the teams nine scores is then multiplied by the weight of the opposing team.
Example:
England scored 20.70 against Australia(1.55 weight) and 41.30 against Bangladesh(1.01 weight). Multiplying the values out give the following, England scores 32.08(20.70x1.55) versus Australia and 41.71(41.30x1.01) against Bangladesh.
MULTIPLYING -----
Each score of each team is multiplied by the average score of their opponent.
Example:
England scored 20.70 against Australia(34.19 average) and 41.30 against Bangladesh(11.22 average). Multiplying the values out give the following, England scores 707.73(20.70x34.19) versus Australia and 463.39(41.30x11.22) against Bangladesh.
These two rating for each team are now combined together through the following method:
(GRADING SCORE + (MULTIPLYING SCORE / 20))
TOTAL RATING SCORE = -----------------------------------------
2
-------------
OTHER DETAILS
-------------
This now gives a final values which are ranked and finalised. There are a couple of other points that will now be addressed.
--Teams can get negative game values.
This can happen and when it does it is usually justified, an example of this is South Africa 4-263(50) defeating West Indies 54(23.2), in this game South Africa scored 5.14 and the West Indies -0.14 as you can see the only time a team gets negative scores is in the case of a huge defeat!
--Games that are abandoned.
Games that get abandoned are not used in the ranking of teams.
--Games that involve the DuckWorth-Lewis system.
These games are ranked just as the other games are, with no difference. Teams that are bowled out are still charged with getting their Run Rate Score off 50 overs.
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