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CFR and stacks ?
http://poker-ai.org/phpbb/viewtopic.php?f=24&t=2570
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Author:  vlad2048 [ Sun Sep 01, 2013 2:36 pm ]
Post subject:  CFR and stacks ?

When running the CFR, we need to set the player stacks to a default value (ie: 20BB per player)
Obviously when the stacks are different further in the game, the CFR would give different strategies.

Is it possible to reuse the first results when the stacks have changed ?
Or do I need to run the CFR with every stack combinations so my bot can play appropriately all throughout the game ?

Author:  vlad2048 [ Mon Sep 02, 2013 9:38 pm ]
Post subject:  Re: CFR and stacks ?

Does my question make sense at least ?

Author:  spears [ Tue Sep 03, 2013 6:06 am ]
Post subject:  Re: CFR and stacks ?

yes

Author:  vlad2048 [ Tue Sep 03, 2013 10:02 am ]
Post subject:  Re: CFR and stacks ?

Ok. I think the literature on the subject just avoids the question. They often assume we're playing fixed limit with an infinite stack.

Author:  HontoNiBaka [ Wed Sep 04, 2013 12:11 am ]
Post subject:  Re: CFR and stacks ?

afaik you have to run it for every combination of effective stacksizes

Author:  cantina [ Wed Sep 04, 2013 6:19 am ]
Post subject:  Re: CFR and stacks ?

Or find some method of interpolation.

Author:  vlad2048 [ Wed Sep 04, 2013 11:52 am ]
Post subject:  Re: CFR and stacks ?

Ok thanks for the answers guys, it makes sense.
I'll look into that if i manage to get sensible results with fixed stacks already

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