Hi, that sounds right.
The "union" option is fairly new, developed by Michael Denkowski. I am not aware of any empirical study of the different methods, so I'd be curious to see what you find. -phi On Fri, Dec 18, 2015 at 1:35 AM, Anoop (അനൂപ്) <[email protected] > wrote: > Hi, > > I am trying to understand the multiple decoding paths feature in Moses. > > The documentation (http://www.statmt.org/moses/?n=Advanced.Models#ntoc7) > describes 3 methods: both, either and union > > The following is my understanding of the options. Please let me know if it > is correct: > > > - With *both* option, the constituent phrases of the target hypothesis > come from both tables (since they are shared) and are scored with both the > tables. > - With *either* option, all the constituent phrases of a target > hypothesis come from a single table, but different hypothesis can use > different tables. Each hypothesis is scored using one table only. I did not > understand the " additional options are collected from the other tables" > bit in the documentation. > - With *union* option, the constituent phrases of a target hypothesis > come from different tables and are scored using scores from all the tables. > Use 0 if the option doesn't appear in some table, unless the > *default-average-others=true* option is used. > > > Regards, > Anoop. > > -- > I claim to be a simple individual liable to err like any other fellow > mortal. I own, however, that I have humility enough to confess my errors > and to retrace my steps. > > http://flightsofthought.blogspot.com > > _______________________________________________ > Moses-support mailing list > [email protected] > http://mailman.mit.edu/mailman/listinfo/moses-support > >
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