Báo cáo khoa học: "A Flexible Approach to Natural Language Generation for Disabled Children" pdf

... July 2006.c2006 Association for Computational LinguisticsA Flexible Approach to Natural Language Generation for Disabled Children Pradipta Biswas School of Information Technology Indian ... speech -to- speech translator between English and Mandarin Chinese. The NLG part of this system uses trigram language model for selecting appropriate inflectional form for target language generation. ... Introduction Natural Language Generation also known as ‘Automated Discourse Generation or simply ‘Text Generation , is a branch of computational linguistics, which deals with automatic genera-tion...

Báo cáo khoa học: "A FLEXIBLE APPROACH TO COOPERATIVE RESPONSE GENERATION IN INFORMATION-SEEKING DIALOGUES" docx

... A FLEXIBLE APPROACH TO COOPERATIVE RESPONSE GENERATION IN INFORMATION-SEEKING DIALOGUES Liliana Ardissono, Alessandro Lombardo, Dario Sestero Dipartimento di Informatica - Universita' ... further questions to the user. For example, if the user says that he wants to talk to the advisor for a course plan, but he does not specify which (so it is not possi- ble to determine the ... the system delivers information that is not proper to the user's case. For these reasons, it is preferable to solve the runbiguity a priori, by asking the user information on his intentions....

Tài liệu Báo cáo khoa học: "A Bootstrapping Approach to Named Entity Classification Using Successive Learners" pdf

... bootstrapping approach to named entity (NE) classification. This approach only requires a few common noun/pronoun seeds that correspond to the concept for the target NE type, e.g. he/she/man/woman for ... method for PER NE, LOC NE, and ORG NE are 5%, 6%, and 34% respectively. The performance for PER and LOC are above 80%, approaching the performance of supervised learning. The reason for the ... 86.7% To benchmark the quality of the automatically constructed corpus (Table 2), the testing corpus is first processed by our parser and then saved into the repository. The repository level...

Báo cáo khoa học: "A Hierarchical Approach to Encoding Medical Concepts for Clinical Notes" docx

... researchers tried to encode do-2http://www.nlm.nih.gov/mesh/3http://www.nlm.nih.gov/research/umls/Total radiology records 1,954Total tokens 51,940Total ICD-9-Codes 45Total code instances ... 67–72,Columbus, June 2008.c2008 Association for Computational LinguisticsA Hierarchical Approach to Encoding Medical Concepts for Clinical NotesYitao ZhangSchool of Information TechnologiesThe University ... occurrences) codes account for only 3% of the to- tal code occurrence in the challenge data set. Thereare 19 codes with a frequency between 10 and 100and altogether they account for 34% total code oc-currence....

Báo cáo khoa học: "A Probabilistic Approach to Syntax-based Reordering for Statistical Machine Translation" potx

... probability Pr(S → S). In order to conform to the log-linear model used in the de-coder, we integrate the two factors by deﬁning thetotal score of T as formula 3:exp(λrlogPr(S →S) +iλiFi(S→T ... then fed to stan-dard phrase-based decoder to produce theoptimal translation. Experiments show that, for the NIST MT-05 task of Chinese -to- English translation, the proposal leads to BLEU improvement ... into clauses {Ci};2. obtain the reorderings among {Ci}, {Sj};3. for each Sj, do(a) for each clause Ciin Sj, doi. reorder Ciinto n-best Cis,ii. translate each Ciinto...

Báo cáo khoa học: "A Connectionist Approach to Prepositional Phrase Attachment for Real World Texts" docx

... Compared to the current methods used by the statistical or rule-based approaches to natural language process- ing, NNs offer the possibility of dealing with a much more complex approach (non-linear ... sense. As a result, before deciding attachment, it is first necessary to determine the correct sense for each word. 3 None of the preceding methods used classes for verbs. 4 For reasons of complexity, ... network-based approach to prepositional phrase attachment disambiguation for real world texts. Although the use of semantic classes in this task seems intuitively to be adequate, methods employed to...

Tài liệu Báo cáo khoa học: "A PRAGMATICBASED APPROACH TO UNDERSTANDING" pdf

... C3200 before moving on to investigate a plan for CS263. Since the teacher of C3200 has nothing to do with the plan for taking C3263, the mechanisms for retaining dialogue context will fail to iden- ... such questions implicitly by proceding to answer the question or to seek information relevant to formulat- ing an answer. However IS may refuse to accept the question posed by IP because ... might believe that the starting date for the AS conference is in February. Recourse to such a belief model is necessary in order to allow for Yes-No questions to which the answer is "No"...

Tài liệu Báo cáo khoa học: "A HYBRID APPROACH TO REPRESENTATION IN THE JANUS NATURAL LANGUAGE PROCESSOR" pot

... Notebook of Speech and Natural Language Workshop, 1989. To be reprinted by Mor- gan Kaufmann Publishers. 202 A HYBRID APPROACH TO REPRESENTATION IN THE JANUS NATURAL LANGUAGE PROCESSOR Ralph ... A Logical-form and Knowledge-base Design for Natural Language Generation. Proceedings AAAI-86 Fifth National Con- ference on Artificial Intelligence, The American As- sociation for Artificial ... Technologies Corporation 10 Moulton St. CambHdge, MA 02138 Abstract In BBN's natural language understanding and generation system (Janus), we have used a hybrid approach to representation, employing...

Tài liệu Báo cáo khoa học: "A PROBABILISTIC APPROACH TO GRAMMATICAL ANALYSIS OF WRITTEN ENGLISH BY COMPUTER" pot

... (1961) and the division into 15 text categories is the same for bo~h corpora for the purposes of a systematic comparison of British and American natural language and for collaboration between ... automatic constituent analysis. The detailed distinctions made by the subcategory symbols are devised with the aim of providing helpful information for automatic constituent analysis and, for ... us to derive word tag adjacency statistics for potential word tag disambiguation. But no parsed corpus exists yet for the purposes of derivln~ statistics for disambiguating parsing information....

Báo cáo khoa học: A kinetic approach to the dependence of dissimilatory metal reduction by Shewanella oneidensis MR-1 on the outer membrane cytochromes c OmcA and OmcB potx

... these cytochromes have been proposed to be ter-minal Fe(III) and Mn(IV) reductases, although their role in the reductionof other metals is less well understood. To obtain more insight into this,we ... reduction curves conforms to the MR-1Rcurve, allow us to deduce that the electron transportchain does not bifurcate any further, but ends at thispoint before transferring electrons to the subject ... pathway takes$ 11.5 times longer for OmcA than for OmcB. Takinginto account the speciﬁcity constants, OmcA should out-number OmcB about six-fold if it is to substitute for thelatter in anaerobic...

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