How hard would it be to append the LMBR scores to the list of features instead of overwriting it? Maybe I can tackle this at MTMA15 next week. I’m not too worried about the long runtime at least initially.
> On May 6, 2015, at 5:01 PM, Barry Haddow <[email protected]> wrote: > > Hi Jeremy > > It's been a long time since I looked at this, but I think these are the > component scores in the linearised corpus bleu used in Lattice MBR (see > Tromble et al (2008), section 5). They are used to rescore the nbest list, > and must be implemented by replacing the original feature vectors. > > So it looks like lattice MBR doesn't work with nbest lists, or at least > doesn't give you what you need for tuning. Do you really want to tune with > lattice MBR? It's going to be very slow, > > cheers - Barry > > On 06/05/15 20:49, Jeremy Gwinnup wrote: >> Hi, >> >> I’ve been attempting to experiment with lattice MBR with various settings >> and I see something weird happen to my nbest lists: >> >> 0 ||| the prime ministers of india and japan meet in tokyo ||| Distortion0= >> … etc etc becomes >> >> 0 ||| the prime ministers of india and japan meet in tokyo ||| map: 0 w: 12 >> 11.19 8.06 6.63 5.39 >> >> My feature weights get replaced by map and w feature with 5 weights >> >> I’m setting the following as moses.ini parameters: >> lminimum-bayes-risk >> lmbr-p >> lmbr-r >> mbr-scale >> lmbr-pruning-factor >> >> Anything extra that I need to know as far as what map and w are, or how to >> get my normal features back in the nbest list? >> >> Thanks! >> -Jeremy >> _______________________________________________ >> Moses-support mailing list >> [email protected] >> http://mailman.mit.edu/mailman/listinfo/moses-support > > > -- > The University of Edinburgh is a charitable body, registered in > Scotland, with registration number SC005336. > _______________________________________________ Moses-support mailing list [email protected] http://mailman.mit.edu/mailman/listinfo/moses-support
