Báo cáo khoa học: "Simultaneous English-Japanese Spoken Language Translation Based on Incremental Dependency Parsing and Transfer" pot

... Conference Poster Sessions, pages 683–690,Sydney, July 2006.c2006 Association for Computational LinguisticsSimultaneous English-Japanese Spoken Language Translation Based on Incremental Dependency ... order and inversion to realize incremen-tal English-Japanese translation while keeping the translation quality acceptable.3 Japanese Generation based on Dependency StructureWhen an English-Japanese ... Japanese, and determines the word or-der of a translation based on dependency struc-tures and Japanese dependency constraints. More-over, our method employs predicate inversion and repetition to...

Báo cáo khoa học: "Automatic Acquisition of Language Model based on Head-Dependent Relation between Words" pdf

... many natural language applications such as speech recognition and statistical ma- chine translation. In this paper, we present a language modeling based on a kind of simple dependency grammar. ... recognition and statistical machine translation. Previous works for language modeling can be broadly divided into two approaches; one is n- gram -based and the other is grammar -based. N-gram ... intro- duce some definitions and notations for the de- pendency grammar and the reestimation algo- rithm in section 2, and explain the algorithm in section 3. In section 4, we show the experimen-...

Báo cáo khoa học: "A Hierarchical Bayesian Language Model based on Pitman-Yor Processes" docx

... thecontribution of more common words being neg-ligible. HPYLM performs worse than MKN on words that occurred only once (on average) and better on other words, while HPYCV is reversed and performs ... a variety of linguistic applications, in-cluding speech recognition, handwriting recogni-tion, optical character recognition, and machine translation. Most language models fall into theclass ... We show ex-perimental comparisons to interpolated and mod-iﬁed Kneser-Ney, and the hierarchical Dirichlet language model in Section 6 and conclude in Sec-tion 7.2 Pitman-Yor ProcessPitman-Yor...

Báo cáo khoa học: "A FLEXIBLE NATURAL LANGUAGE PARSER BASED ON A TWO-LEVEL REPRESENTATION OF SYNTAX" ppt

... alternative one is tested: this control structure guarantees that all hypotheses which sa tisfy the weak syntactic constraints (which govern the emission of hypotheses) and the semantic con straints ... Verbs, copulas REF Referent Nouns, pronouns CONN Connector Prepositions, conjunctions Articles, DET Determiner demonstrative adjectives, adjectival question words Adverbial MOD Adverbs Modifier ... is activated and the conditions are evaluated. The conditions involve tests on the cur rent structure of the tree (i.e. the "status" of the analysis) and may request a one-word lookahead....

Tài liệu Báo cáo khoa học: "Effect of Cross-Language IR in Bilingual Lexicon Acquisition from Comparable Corpora" pot

... its translation knowledgein order for it to be used in the real world situ-ation. One limitation of the corpus -based trans-lation knowledge acquisition approach is that thetechniques of translation ... existingbilingual lexicon are preserved. Therefore, candi-date reduction with the help of a pseudo-parallel6The computational complexity of bilingual term corre-spondence estimation based on contextual ... in corpus -based translation knowledgeacquisition research.In order to solve this problem, this paper fo-cuses on bilingual news articles on WWW newssites as a source for translation knowledge...

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

... approach on statistical natural language translation (SNLT). Without any predefined knowledge the system learns a statistical translation lexicon (STL), word classes (WCs) and translation rules ... the po- sition of a word influences the position of its translation. The phrasal organization of natural languages is well known and has been described by (Jack- endorff, 1977) among many others. ... build- ing the TRs from section 4 and finally result in a better overall translation performance. 6 Translation as a Search Problem The problem of finding the translation of a sen- tence can be...

Báo cáo khoa học: " COMPUTING MACHINES FOR LANGUAGE TRANSLATION " pptx

... considerable trouble. The selection of a parti-cular meaning is sometimes based on gramma-tical considerations, sometimes on the presence of other words or types of words, and some-times on ... between the incoming word and a dictionary entry is noted on only one drum, from which the translation is obtained. Parallel operation of this type would permit a dictionary of any desired size ... the dictionary can be searched for each constituent separately, and the respec-tive translations compounded on the output side. Endings, used extensively in other languages to convey grammatical...

... 2008). This model generates apronoun’s person, number and gender features alongwith the governor of the pronoun and the syntacticrelation between the pronoun and the governor. Thisinference ... ofcoreference resolution and parsing. 3 Observation ModelThe observation model that generates an observedstate is deﬁned as Equation 5. To expand that equa-tion in detail, the observation state, the ... men-tions (proper names), nominal mentions (descrip-tions), and pronominal mentions (pronouns). Thereis a great deal of related work on this subject, sothe descriptions of other systems below are...

Tài liệu Báo cáo khoa học: "Automatic Evaluation of Machine Translation Quality Using Longest Common Subsequence and Skip-Bigram Statistics" doc

... evaluation methods for machine translation. The first method is based on long-est common subsequence between a candidate translation and a set of reference translations. Longest common subsequence ... for machine transla-tion, ROUGE-L based on longest common subse-quence (LCS) statistics between a candidate translation and a set of reference translations. Longest common subsequence takes ... We only consider BLEU with unigram and bi-gram, i.e. N=2, for the purpose of explanation and call this BLEU-2. Using S1 as the reference and S2 and S3 as the candidate translations, S2 and...

Báo cáo khoa học: "a Chat-oriented Dialogue System based on the Vector Space Model" ppt

... utterances and context. The speaker and utterance elements contain information about the characters who speak and what they said at each dialogue turn. On the other hand, context elements contain ... Salton and Buckley, 1988). Before performing the vectorization, word toke-nization was conducted. In this step, all punctua-tion marks were removed, with the exception of the question “?” and ... implementation. Section 3 presents some illustrative examples of dialogues generated by IRIS, and Section 4 presents the main conclusions of this work. 372 The IRIS Implementation In this section...

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