[PDF] Top 20 Reordering Model for Forest to String Machine Translation

... of model features including rule translation prob- abilities, general lexical and provenance transla- tion probabilities, language model, and a vari- ety of sparse ... See full document

... a forest-to-string machine translation (MT) engine based on tree ...entire forest-to-string MT pipeline, including rule extraction, tuning, decod- ing, and ...for model ... See full document

... word reordering in the preprocessing phase but not decoding ...syntactic reordering models based on PCFGs can be learned from source-parsed bitext and then applied in the preprocessing ...the ... See full document

... Why do we use the first words as features? These words are nicely at the boundary of blocks. One of assumptions of phrase-based SMT is that phrase cohere across two languages (Fox, 2002), which means phrases in one ... See full document

... gold reordering type ex- tracted from the four reference ...syntactic reordering types significantly improves the performance ...semantic reordering types is still small ...mantic reordering ... See full document

... propose forest-to-string rules to enhance the expressive power of tree-to-string translation ...A forest- to-string rule is capable of capturing non- syntactic phrase pairs by ... See full document

... The Model errors are due to two ...the model has learned to reorder the ‘PP VP’ structure but there is not much data for ‘PP ADVP ...The model fails to jump over PP into ... See full document

... phrase-based machine trans- lation can capture global reordering with synchronous context-free grammar, but has little ability to evaluate the correctness of word orderings during ...word-based ... See full document

... cal machine translation, but independently from the target language generating pro- ...this model, a permuted sentence is given and the goal is to recover the correct ...statistical machine ... See full document

... hard reordering decision, the author uses the rules as soft constraints in the ...jump model is added which uses the reordered source sentence to calculate the ... See full document

... of translation quality and a reordering-only metric independently of lexical ...many machine trans- lation systems (including our own) assume that re- ordering and translation can be factored ... See full document

... a reordering model (RM) that indicates how the order of words in the source sentence is likely to influence the order of words in the target ...best translation practice differs widely across genres, ... See full document

... phrase-based reordering models are designed to reorder contiguous ...of reordering models, a contiguous phrase is reordered as a unit and the movements of phrase don’t involve insertions inside the oth- er ... See full document

... word reordering model using syntactic information of a source tree for phrase-based statistical machine ...proposed model is an extension of the IST-ITG con- ...ordering model fix the ... See full document

... The other extreme would be to allow only complete (CFG)constituents. This offers a more robust model and a small search space, but excludes many useful transfer rules. In our system, the target side hypotheses are ... See full document

... whose model is trained with a set of HFE ...(2012)’s model and ours is that while the former simply used the Berkeley parser (Petrov and Klein, 2007), our shift-reduce parsing model can use such ... See full document

... English translation. Such distortions in the word reordering will be quite difficult for the word or phrase-based alignment model to ...a reordering rule to reposition the child CP after its ... See full document

... ordering model that can be incorporated into standard phrase-based statistical ma- chine ...local reordering models that emphasize the re- ordering of adjacent phrase pairs (Till- mann and Zhang, 2005), our ... See full document

... However, current BTG-based reordering meth- ods have been limited by the features used. Infor- mation might not be sufficient or representative, if only the first (or tail) words are used as features. For example, ... See full document

... Some readers may argue that the features to distinguish the sentence types are very obvious in Chinese. For example, “ ? ” can easily sepa- rate the interrogative sentences from non- question sentences. In this case, a ... See full document