Wow! Congratulations everybody! Specially MoGo team! and the Hungarian guys.
--- "Erik S. Steinmetz" <[EMAIL PROTECTED]> escribió: > > In the past two decades researchers have explored > several alternative > strategies, from neural networks to general rules > based on advice > from expert players, with indifferent results. Now, > however, > programmers are making impressive gains with a > technique known as the > Monte Carlo method. This form of statistical > sampling is hardly new: > it was originally developed in the Manhattan project > to build the > first nuclear bombs in the 1940s. But it is proving > effective. Given > a position, a program using a Monte Carlo algorithm > contemplates > every move and plays a large number of random games > to see what > happens. If it wins in 80% of those games, the move > is probably good. > Otherwise, it keeps looking. > > This may sound like a lot of effort but generating > random games is > the sort of thing computers excel at. In fact, Monte > Carlo techniques > are much faster than brute force. Moreover, two > Hungarian computer > scientists have recently added an elegant twist that > allows the > algorithm to focus on the most promising moves > without sacrificing > speed. > > The result is a new generation of fast programs that > play > particularly well on small versions of the Go board. > In the past few > months Monte Carlo-based programs have dominated > computer tournaments > on nine- and 13-line grids. MoGo, a program > developed by researchers > from the University of Paris, has even beaten a > couple of strong > human players on the smaller of these > boards—unthinkable a year ago. > It is ranked 2,323rd in the world and in Europe's > top 300. Although > MoGo is still some way from competing on the > full-size Go grid, > humanity may ultimately have to accept defeat on yet > another front. > > > > Best regards, > > Erik > > > On Jan 29, 2007, at 12:30 PM, Nick Wedd wrote: > > > I believe that there is an article on computer Go > in the current > > (January 27th) issue of The Economist. I haven't > actually seen it, > > I shall go out and buy a copy tomorrow. > > > > If you have an online subscription you can, I > suppose, read it at > > http://www.economist.com/search/search.cfm? > > rv=2&qr=Mogo&area=1&x=11&y=5 > > If like me you haven't, that URL will allow you to > read part of the > > first sentence. > > > > Nick > > -- > > Nick Wedd [EMAIL PROTECTED] > > _______________________________________________ > > computer-go mailing list > > [email protected] > > > http://www.computer-go.org/mailman/listinfo/computer-go/ > > > _______________________________________________ > computer-go mailing list > [email protected] > http://www.computer-go.org/mailman/listinfo/computer-go/ __________________________________________________ Preguntá. Respondé. Descubrí. Todo lo que querías saber, y lo que ni imaginabas, está en Yahoo! Respuestas (Beta). ¡Probalo ya! http://www.yahoo.com.ar/respuestas _______________________________________________ computer-go mailing list [email protected] http://www.computer-go.org/mailman/listinfo/computer-go/
