Days of Grace
International Captain
Cricinfo has recently released an article about the recent update of the ICC official test team ratings system, as developed by David Kendix.
https://www.espncricinfo.com/story/...ecame-no-1-and-india-slipped-to-third-1298333
Australia has gone to number 1 whilst India is now at number 3. One of the issues with the official system that was raised in the article is that there is no difference between home and away performances. It is inferred that India are hard done by with the system (although I wonder if there would be any complaints if India earnt a no.1 ranking based on a string of home test wins?).
With this in mind, I have been factoring in my own adjustments to the official system. I have made adjustments for home and away performances. If you play at home, your opponent's rating decreases by 5 points. If you play away, your opponent's rating increases by 5 points.
I have also made sure that each team's rating is based on at least 20 matches or more at the time of the May adjustment (except for new teams, in which case they need to play 10 matches to get an initial rating before they get a full rating after the aforementioned 20 matches).
Finally, I have done away with factoring in series results.
My problem is what rating to give newcomers, such as Afghanistan and Ireland? If I give them an initial rating of 100, then it causes an inflation in the ratings of the established teams. If I give them a rating of 75, then it causes a deflation. I have tried contacting the ICC and asking them what base ratings they give to new teams, but they haven't responded yet. Does anyone have any idea about this?
For the meantime, I have given new teams a base rating of 90 points.
After all my adjustments, Australia is still no.1! Followed by India and New Zealand.
Please check the attached spreadsheet. This is a work in progress so I would appreciate any feedback. Cheers.
https://www.espncricinfo.com/story/...ecame-no-1-and-india-slipped-to-third-1298333
Australia has gone to number 1 whilst India is now at number 3. One of the issues with the official system that was raised in the article is that there is no difference between home and away performances. It is inferred that India are hard done by with the system (although I wonder if there would be any complaints if India earnt a no.1 ranking based on a string of home test wins?).
With this in mind, I have been factoring in my own adjustments to the official system. I have made adjustments for home and away performances. If you play at home, your opponent's rating decreases by 5 points. If you play away, your opponent's rating increases by 5 points.
I have also made sure that each team's rating is based on at least 20 matches or more at the time of the May adjustment (except for new teams, in which case they need to play 10 matches to get an initial rating before they get a full rating after the aforementioned 20 matches).
Finally, I have done away with factoring in series results.
My problem is what rating to give newcomers, such as Afghanistan and Ireland? If I give them an initial rating of 100, then it causes an inflation in the ratings of the established teams. If I give them a rating of 75, then it causes a deflation. I have tried contacting the ICC and asking them what base ratings they give to new teams, but they haven't responded yet. Does anyone have any idea about this?
For the meantime, I have given new teams a base rating of 90 points.
After all my adjustments, Australia is still no.1! Followed by India and New Zealand.
Please check the attached spreadsheet. This is a work in progress so I would appreciate any feedback. Cheers.
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