Decay ranking?

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Feor
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Re: Decay ranking?

Postby Feor » Fri Jun 21, 2013 4:06 pm

To continue my previous post after some digging in my past,

My suggestion in case the decay is implemented would be the introduction of an activity factor based on a games/day average.

It should take into account the average games in different states of the season

for example ( time intervals are random ):

Player A has 1.1 games / day average for season total
has 0.5 games / day average for last 2 weeks
has 0.9 games / day average for last 4 weeks

Activity factor should take into account all of the above

Activity factor = 30% of season total + 40% for last 2 weeks + 30% of last 4 weeks

This way a player with a lot of games could be allowed of taking a break , going on vacations , not having enough time due to work or personal reasons for a logical amount of time, however a slightly bigger absence would start affecting things more as 70% of the factor would come from his absent time. ( % values are here again in approximation , better investigation is required to find the fair values )

Once this system is implemented a decay can be implemented as well with a more fair way, based on a persons activity factor.

For example setting the minimum activity required as 1 game / day, someone with 0.9 factor would start having some decay , while people with 0.6 factor would lose elo faster.



My question over all this debate though is that a decay might ruin the elo balance at the moment, for example if beep loses some elo then the autobalance system is affected as well. However since the autobalance is currently also screwed due to slow stat update after consecutive games I am not sure how much that matters.

( consecutive games example of what I mean, players ASDF vs ZXCV autobalanced elo start game, team 1 wins ending in let's say +15 elo for each player while -15 for opponents, if the next game starts the same teams will be chosen before the stats are updated , ending up in team ASDF having 120 elo more in total than team ZXCV , if ZXCV team now wins they get more elo than they lost in previous game since the teams autobalance before previous game is updated, yet the 2nd game elo changes come after stats are updated ) That is the part why we've seen people with 65/64 score for example being in 1080 or 940 elo etc

supersexyy
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Re: Decay ranking?

Postby supersexyy » Fri Jun 21, 2013 4:16 pm

A good game to compare this with is starcraft, and starcraft doesn't have decay but seasons instead. Comparing the league with a professional league is unrealistic as professionals have a limited number of tournaments to enter.

If other players played the same amount of games as beep then they would be close to his elo.
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Furbolg.
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Re: Decay ranking?

Postby Furbolg. » Fri Jun 21, 2013 5:56 pm

supersexyy wrote:
If other players played the same amount of games as beep then they would be close to his elo.


Not true.
Q: Who is Zyzz?

Furbolg.
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Re: Decay ranking?

Postby Furbolg. » Fri Jun 21, 2013 5:57 pm

Without derailing this thread completely; you wont see anyone in next league above 1400 elo.
Q: Who is Zyzz?

Furbolg.
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Re: Decay ranking?

Postby Furbolg. » Fri Jun 21, 2013 6:01 pm

I would support the decay ranking, as it rewards the active players. But BBB wont get anywhere near 1500 elo next league, so I dont really think we have a problem in the future
Q: Who is Zyzz?

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BeepBoopBeep
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Re: Decay ranking?

Postby BeepBoopBeep » Sat Jun 22, 2013 1:46 am

@MickeyTheMousie

Go ahead and make a poll, if people want this we can discuss it further about how it will function, after the results of the poll.


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