MCMC NTT daichi@cslab.kecl.ntt.co.jp “The Gods may throw a dice..” --- ABBA `The winner takes it all’ 2010-2-21(), • NTT (PD, RS= ) – 35 15 – NTT – NTT • 2 • • – • (, ) • • • etc, etc … 0.92 0.37 1.0 0.85 0.61 2 1 • 1990 – • – – Web – x : • – • – () • • () • ( ) • 100 • MCMC MCMC 0 5 10 15 20 2002 2003 2004 2005 2006 2007 2008 2009 Gibbs MCMC All • ACL: Association of Computational Linguistics / W