[Computer-go] How well does pure monte carlo play?

[Christoph Birk]

On Jan 21, 2012, at 2:16 PM, Matthew Woodcraft wrote:

> Eric Baum wrote:
>> If you don't do rave, or use patterns to predict likely moves, or any of
>> that, but just do pure monte carlo, parallelized on a cluster,how well would
>> that play Go? Anyone know?
> 
> I think it will be very weak.
> 
> At 1e6 playouts per move, pure light playouts (with the 'gobble' eye
> rule but nothing more) in a tree with UCT but no RAVE is extremely weak
> (well under 20k), and is gaining little with each doubling of effort.

myCtest-10k-UCT is rated at 1427 +-50 (500 games) on the 19x19 CGOS.

Christoph