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Ticket #12859
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Ticket #12859
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レーティング計算の初期値の実験
Open Date:
2008-06-25 22:38
Last Update:
2008-06-28 00:54
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Reporter:
tkaneko
Owner:
beatles
Type:
Feature Requests
Status:
Open [Owner assigned]
Component:
(None)
MileStone:
(None)
Priority:
5 - Medium
Severity:
5 - Medium
Resolution:
None
File:
None
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レーティング計算の初期値を色々試せるようにしたい
~~~
レーティング計算ですが、2者のレーティング差を先に計算
してそれとの二乗誤差を最小にする値を最尤法のニュートン
法の初期値にしたらどうでしょうか。(発散する場合は最小
二乗法の値で逃げるということで)
http://www.sgtpepper.net/kaneko/diary/20080621.html#c02
Ticket History (1/1 Histories)
2008-06-28 00:54
Updated by:
beatles
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beatles
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~~~
レーティング計算ですが、2者のレーティング差を先に計算
してそれとの二乗誤差を最小にする値を最尤法のニュートン
法の初期値にしたらどうでしょうか。(発散する場合は最小
二乗法の値で逃げるということで)
http://www.sgtpepper.net/kaneko/diary/20080621.html#c02