MERT tunes the individual feature weights (i.e. 1.1-1.5 in your example, as well as individual feature weights of the other types).
On Thu, Sep 17, 2009 at 5:37 AM, Lu Wei <[email protected]> wrote: > Hi, > > According to the manual of Moses, the MERT only tunes the weights for the > following 4 components: > 1. phrase translation > 2. language model > 3. distortion model > 4. word penalty > > where the phrase translation can be decomposed into the following: > 1.1. P(f|e) > 1.2. P(e|f) > 1.3. Pw(f|e) > 1.4. Pw(e|f) > 1.5. phrase-penalty: exp(-1) > > It seems Moses won't assign a separate weight to each individual components > 1.1-1.5 above, instead it will assign a single weight to the combined > component "phrase translation". Am I right? In other words, Moses assumes > the same weight should get assigned to all the 5 components above? Was the > same done by Pharaoh also? > > -- > best, > Wei > > Sent from Singapore > > _______________________________________________ > Moses-support mailing list > [email protected] > http://mailman.mit.edu/mailman/listinfo/moses-support > > _______________________________________________ Moses-support mailing list [email protected] http://mailman.mit.edu/mailman/listinfo/moses-support
