Báo cáo khoa học: "Improving Statistical Natural Language Translation with Categories and Rules" potx

... 6B), and found to be in good agreement with data reported in the literature, showing an IC 50 value of approximately 2 lm for CSA [59], and inhibition of 24% and 38% with 5 mm 3-NPA [61] and 1 ... min at 37 °C, and stopped with 3.66 M sulfuric acid. Each reaction well was duplicated (odd and even lines). Wells in lines 1 and 2 were used to construct a calibra- tion curve,...

Ngày tải lên: 06/03/2014, 00:21

... Spoken Language Translation 2005. Philipp Koehn, Franz J. Och, and Daniel Marcu. 2003. Statistical Phrase-based Translation. In Proceed- ings of the Human Language Technology Confe- rence and ... in addition to the word translation model and position distribution model. And these three models are similar, ex- cept for the word distortion models. One-to-one and many-to...

Ngày tải lên: 20/02/2014, 04:20

... GEMINI: A NATURAL LANGUAGE SYSTEM FOR SPOKEN -LANGUAGE UNDERSTANDING* John Dowding, Jean Mark Gawron, Doug Appelt, John Bear, Lynn Cherny, Robert Moore, and Douglas Moran SRI ... INTRODUCTION Gemini is a natural language (NL) under- standing system developed for spoken language applications. This paper describes the details of the system, and includes relevant measureme...

Ngày tải lên: 20/02/2014, 21:20

... understand, the program should understand. For example, a natural language front end to a stock market database should understand that (1) Did IBM go up yesterday? refers to PRZCE and not ... knowledge of the English language. Yet they are standard usage for people who communicate with each other about drilling data, and any systss that claims t~o provide a natural lang...

Ngày tải lên: 21/02/2014, 20:20

... issues in natural language (NL) access to databases in the light of an experimental NL questlon-answering system, Chat, which I wrote with Fernando Perelra at Edinburgh University, and which ... query language. Moreover, the efficiency of the DEC-10 Prolog implementation is comparable both with compiled Lisp [9] and with current relational database systems [6] (for data...

Ngày tải lên: 21/02/2014, 20:20

... improve and extend the capabilities and coverage of natural language interfaces. Thus, work has focused on constructing and using new formalisms (both syntactically and semantically based) and ... in the natural language interface to attempt to input a wide range of sentences, most of which will be understood. However, natural language interfaces with the ability...

Ngày tải lên: 21/02/2014, 20:20

... from sales and added to marketing (and vice versa for Jones)? Or, should Smith and Jones remain fixed points while all other sales and marketing employees are swapped? As Kaplan and Davidson ... of the underlying domain is built and queried, one that models actions, including their preconditions and consequences, and knows about objects, relations, and entailments. So, d...

Ngày tải lên: 21/02/2014, 20:20

... from a database can expect the retrieval to take time, with or without a natural language interface. Of course speed is desirable, and waiting for answers to apparently simple re- quests ... generalizing systems to cope with more than one natural language. Work on language universals gives reason to be- lieve that some significant part of a natural language system fo...

Ngày tải lên: 21/02/2014, 20:20

... grammatical sentences with a script that randomly deletes, inserts, or misspells a word; and Och et al. (2004) and Cherry and Quirk (2008) both use the 1-best output of a machine translation system. ... a pre- liminary machine translation experiment. 1 Introduction N-gram language models are a central component of all speech recognition and machine translation systems, and...

Ngày tải lên: 19/02/2014, 19:20

... c k ’s lift and right siblings, CFG rewrite rule that expands c k and c k ’s parent (from (Ding and Chang, 2008)). 3.2 New Word Features We introduce some new features which can be extracted without ... information of sub-trees in a given parse. With help of these new features, our sys- tem achieves 93.49 F-measure with hand-crafted parses. Comparison with the best reported result...

Ngày tải lên: 20/02/2014, 04:20