Báo cáo khoa học: "Stochastic Language Generation Using WIDL-expressions and its Application in Machine Translation and Summarization" pot
Báo cáo khoa học: "Stochastic Language Generation Using WIDL-expressions and its Application in Machine Translation and Summarization" pot
... Computational LinguisticsStochastic Language Generation Using WIDL-expressions and its Application in Machine Translation and SummarizationRadu SoricutInformation Sciences InstituteUniversity of Southern ... headlines produced by our system, whichincludes both good and not-so-good outputs.5 Machine Translation using WIDL-expressions We also employ our WIDL-based realization en-gine in a machine translation ... performanceby comparing the produced headlines against onereference headline produced by a human using ROUGE(Lin, 2004).For each input document, we train two language models, using the SRI Language Model...
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Tài liệu Báo cáo khoa học: "Automatic Headline Generation using Character Cross-Correlation" doc
... heuris-tics to choose a potential headline. Jin and Hauptmann (2002) proposed a probabilistic model for headline generation in which they divide head-line generation process into two steps; namely ... headline that contains the largest num-ber of the most frequent words in the document taking into account ignoring stop words and giving earlier sentences in documents more weight. 4.1 Nominating ... score using SUM method for the nominated headline p, K is the size of unique words in the document body and L is the size of words in the nominated headline (except stop-words). In this...
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Báo cáo khoa học: "Sentence Diagram Generation Using Dependency Parsing Elijah Mayfield Division of Science and Mathematics " docx
... the root in G.3. Determining the root: Using the root-finding process described in (Marneffe et al.,2006), find the root relationˆR(ˆG,ˆD) ∈ G.4. Initialize a sentence diagram: Find the ... more forgiving than inheri-tance scoring.5 Results and discussionThe results of testing these accuracy metrics aregiven in Figure 4 and Table 2. Overall inheritanceprecision was 85% and overall ... great deal of information about the func-tion of each word in a sentence can be represented in a compact form, using orientation and other spa-tial clues. This provides a simpler and intuitivemeans...
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Báo cáo khoa học: "Natural Language Generation as Planning Under Uncertainty for Spoken Dialogue Systems" pptx
... SEMdial.Alexander Koller and Ronald Petrick. 2008. Experi-ences with planning for natural language generation. In ICAPS.Alexander Koller and Matthew Stone. 2007. Sentence generation as planning. In ... Proceedings of ACL.Oliver Lemon. 2008. Adaptive Natural Language Generation in Dialogue using Reinforcement Learn-ing. In Proceedings of SEMdial.Johanna Moore, Mary Ellen Foster, Oliver Lemon, and Michael ... presented and evaluated a new model for Nat-ural Language Generation (NLG) in Spoken Dia-logue Systems, based on statistical planning. Aftermotivating and presenting the model, we studied its use in...
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Báo cáo khoa học: "Flexible Guidance Generation using User Model in Spoken Dialogue Systems" pdf
... changes its behaviorincluding response generation and initiative man-agement in accordance with the skill level of theuser. In conventional systems, a system-initiatedguidance has been invoked ... without increas-ing the dialogue duration for skilled users.1 IntroductionA spoken dialogue system is one of the promisingapplications of the speech recognition and natural language understanding ... classified into the following twoitems.1. Dialogue management information2. Domain-specific informationThe dialogue management information specifieshow to carry out the dialogue including the instruc-tion...
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Báo cáo khoa học: "Stochastic Gradient Descent Training for L1-regularized Log-linear Models with Cumulative Penalty" potx
... training time in practicethan batch training algorithms, especially whenthe training data is large and redundant. SGD wasrecently used for NLP tasks including machine translation (Tillmann and ... the training data and updatesthe parameters in an online fashion. Thislearning framework is attractive becauseit often requires much less training time in practice than batch training algorithms.However, ... in practice.34 ExperimentsWe evaluate the effectiveness our training algo-rithm using linear-chain CRF models and threeNLP tasks: text chunking, named entity recogni-tion, and POS tagging.To...
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Tài liệu Báo cáo khoa học: "A Ranking-based Approach to Word Reordering for Statistical Machine Translation" doc
... feature representing the tree node t and its child ci, and wjis the corresponding featureweight.3 Ranking Model TrainingTo learn ranking function in Equation (1), we need todetermine the feature ... tasks, and experimental results show thatour approach can bring significant improvements tothe baseline phrase-based SMT system in both pre-ordering and integrated decoding settings. In the ... Japanese-English and English-Japanese machine translation tasks, and show that it cansignificantly outperform the baseline phrase-based SMT system.1 IntroductionModeling word reordering between source and...
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Tài liệu Báo cáo khoa học: Analyzing changes of chromatin-bound replication proteins occurring in response to and after release from a hypoxic block of replicon initiation in T24 cells pptx
... combined and yielded nucleosolic proteins.The remaining pellet contains all DNA and structure boundproteins and is further referred to as chromatin-fraction.Electrophoresis of proteins and ... pulse-labeled for8min with 7lCiÆmL)1[3H]Thd while maintaining the respectiveincubation conditions during labeling and processed for measuring theratio between acid-insoluble3Hand14C radioactivity.Ó ... sedimenting in the first thirdof the gradient and attributable to short chains originatingfrom newly initiated replicons. In the course of further25 min of reoxygenated growth, the incorporation...
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Báo cáo khoa học: "M AX S IM: A Maximum Similarity Metric for Machine Translation Evaluation" doc
... during the work-shop.1 Introduction In recent years, machine translation (MT) researchhas made much progress, which includes the in- troduction of automatic metrics for MT evaluation.Since ... the pair of strings. In aligning the unigrams, each unigram in onestring is mapped, or linked, to at most one unigram in the other string. These word alignments are cre-ated incrementally through ... and POS match Representing each n-gram by its sequence of lemma and POS-tag pairs,we first try to perform an exact match in both lemma and POS-tag. In all our n-gram matching, each n-gram in...
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Báo cáo khoa học: Re-evaluation of the function of the F420dehydrogenase in electron transport ofMethanosarcina mazei potx
... WH & Walsh CT(1990) Cloning, sequence determination, and expressionof the genes encoding the subunits of the Nickel-con-taining 8-hydroxy-5-deazaflavin reducing hydrogenasefrom Methanobacterium ... protein has to be present in both the cytoplasm and the membrane-bound Fpocomplex. To examine this, antibodies directed againstFpoF were produced using purified FpoF as theantigen, and used in ... F420-nonreducing hydrogenase (Vho). Hence,both Fpo and Frh (in combination with Vho) mayfunction as electron-input modules channelling elec-trons into the respiratory chain.To evaluate...
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