faster alignment mode when full translation inference is not required

git-svn-id: https://ws10smt.googlecode.com/svn/trunk@731 ec762483-ff6d-05da-a07a-a48fb63a330f

1 files changed, 1 insertions, 0 deletions

diff --git a/decoder/decoder.cc b/decoder/decoder.cc
index daf82f10..f47b7385 100644
--- a/decoder/decoder.cc
+++ b/decoder/decoder.cc
@@ -368,6 +368,7 @@ DecoderImpl::DecoderImpl(po::variables_map& conf, int argc, char** argv, istream
     ("scale_prune_srclen", "scale beams by the input length (in # of tokens; may not be what you want for lattices")
     ("promise_power",po::value<double>()->default_value(0), "Give more beam budget to more promising previous-pass nodes when pruning - but allocate the same average beams.  0 means off, 1 means beam proportional to inside*outside prob, n means nth power (affects just --cubepruning_pop_limit).  note: for the same pop_limit, this gives more search error unless very close to 0 (recommend disabled; even 0.01 is slightly worse than 0) which is a bad sign and suggests this isn't doing a good job; further it's slightly slower to LM cube rescore with 0.01 compared to 0, as well as giving (very insignificantly) lower BLEU.  TODO: test under more conditions, or try idea with different formula, or prob. cube beams.")
         ("lextrans_use_null", "Support source-side null words in lexical translation")
+        ("lextrans_align_only", "Only used in alignment mode. Limit target words generated by reference")
         ("tagger_tagset,t", po::value<string>(), "(Tagger) file containing tag set")
         ("csplit_output_plf", "(Compound splitter) Output lattice in PLF format")
         ("csplit_preserve_full_word", "(Compound splitter) Always include the unsegmented form in the output lattice")