automatic generation of domain models for call centers from noisy transcriptions
Tài liệu Báo cáo " Development of system of HydrodynamicEnvironmental models for coastal area (Case study in Quang Ninh - Hai Phong region) " doc
... concentration for the whole water layer. So the system of models should be based on the 3D thermo-hydrodynamical models for each particular environment that contains interested matter. Development of ... need to build a system of models for each environment which is related to each other through the boundary conditions. In this case, we can introduce the system of models for oil slick, oil-in-water ... evaporation of lighter oils and the emulsification, as well as the dissolution of the heavier oils: ( )( )QhDvhth=∇∇−∇+∂∂, (1) Development of system of hydrodynamic-environmental models for...
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Tài liệu Báo cáo khoa học: "Web augmentation of language models for continuous speech recognition of SMS text messages" docx
... size of the web mixtureLM is limited to the size of the baselinein -domain LM.1 IntroductionAn automatic speech recognition (ASR) systemconsists of acoustic models of speech sounds and of a ... (LM). The LMlearns the probabilities of word sequences from text corpora available for training. The perfor-mance of the model depends on the amount andstyle of the text. The more text there is, ... models, which are the in -domain and web mixture LMs of Section 3.1; however,the amount of in -domain training data is reducedslightly (as explained below).In order to evaluate the success of...
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A Comparison of Event Models for Naive Bayes Text Classi cation potx
... of the classification tasks from Reuters.Multinomial event models do an average of 4.8% pointsbetter. This domain tends to require smaller vocabular-ies for best performance. See Figure 6 for ... Bayes-optimal estimates for these parameters from a set of labeled training data.Here, the estimate of the probability of word wtin classcjis:2Many previous formalizations of the multinomial ... classifier is the simplest of these models, in that it assumes that all attributes of theexamples are independent of each other given the con-text of the class. This is the so-called “naive Bayesassumption.”...
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Báo cáo khoa học: "Automatic Generation of Story Highlights" pptx
... 2010.c2010 Association for Computational Linguistics Automatic Generation of Story HighlightsKristian Woodsend and Mirella LapataSchool of Informatics, University of EdinburghEdinburgh EH8 ... the performance of sentencecompression systems which falls short of attaininggrammaticality levels of human output. For ex-ample, Clarke and Lapata (2008) evaluate a range of state -of- the-art ... document.Without a great deal of linguistic analysis, itis possible to create summaries for a wide range of documents. Unfortunately, extracts are of- ten documents of low readability and text...
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Báo cáo khoa học: "Discriminative Pruning of Language Models for Chinese Word Segmentation" ppt
... over the saturated model of "Step-2K", we obtain combined models containing from 100K to 2 million bigrams. The performance of the com-bined models and that of the baseline KLD mod-els ... Linguistics and 44th Annual Meeting of the ACL, pages 1001–1008,Sydney, July 2006.c2006 Association for Computational LinguisticsDiscriminative Pruning of Language Models for Chinese Word Segmentation ... Learning: Proc. of 17th International Conference (ICML-2000), pages 175-182. Jianfeng Gao and Kai-Fu Lee. 2000. Distribution-based pruning of backoff language models. In Proc. of the 38th...
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Báo cáo khoa học: "Automatic Creation of Domain Templates" doc
... cre-ate domain templates. For each of the four domains described in Sec-tion 4, we automatically create domain templatesusing the following algorithm.Step 1: Estimate what verbs are important for the ... collection efforts and results from fourdomains. We assess how well the automaticallyproduced templates satisfy users’ needs, as man-ifested by questions collected for these domains.1Unfortunately, ... results. For the questions common for all the annota-tors we capture about 70% of the answers for three out of four domains. After studying the re-sults we noticed that for the earthquake domain some...
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Báo cáo khoa học: "Construction of Domain Dictionary for Fundamental Vocabulary" pdf
... Processing of proper nouns and use of estimated subject area for web page translation. Intmi97, pages 10–18, Santa Fe.140Table 1: Examples of Keywords for each Domain Domain Examples of KeywordsCULTURE ... ambiguous in terms of domains and those thatappear frequently in web sites of companies.Among our future work is to deal with domain in-formation of multiword expressions. For example,fount ... a domain of the highestAdscore. An Adscore of domain is calculated bysumming up the top five Akscores of the domain. Then, an Akscore, which is defined between a JFWand a keyword of...
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Báo cáo " Research on organizing spatial production of economic models for agro - fisheries and processing industry in Diem Dien Town, Thai Thuy District, Thai Binh " doc
... average height of 1.2m (maximum of 6.6m). The altitude of inshore waves is from 0.5m to 0.6m. From June to September, the prevalent wave directions over the territorial waters of Diem Dien ... there are two crest of tide with vibration amplitude of water level from 2 to 4, each period is lasted from 2 to 3 days. In the period of the current water, the property of tidal solar decreases ... transport for the purpose of thorough exploitation of marine potentials, getting high profits, preserving marine resources and protecting environment. One of typical marine economic models that...
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Báo cáo khoa học: "Automatic Generation of Information-seeking Questions Using Concept Clusters" ppt
... difficult to automaticallyconstruct a good category structure, and manu-ally formed hierarchies are usually small. And themain challenge of clustering algorithms is that theautomatically formed ... are made tousers in the form of predictive question and answerpairs (known as QUABs) which are either gener-ated automatically from the set of documents re-turned for a query (using techniques ... QAsystems return a list of answers for most questions.The answers for one question usually belong todifferent topics. In order to satisfy the informationneeds of the user, information-seeking dialogueshould...
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Tài liệu Thermodynamic Models for Industrial Applications: From Classical and Advanced Mixing Rules to Association Theories pptx
... LtdRegistered of ceJohn Wiley & Sons Ltd, The Atrium, Southern Gate, Chichester, West Sussex, PO19 8SQ, United Kingdom For details of our global editorial of ces, for customer services and for information ... models suitable for polymers are also presented in Chapters 4–6.The third part of the book (Chapters 7–14) presents several of the advanced models in the form of associationequations of state which ... for industrial applica tions.While many of the principles and applications are common to a large family of these models, we have focusedon two of the models (the CPA and PC–SAFT equations of...
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Tài liệu Báo cáo khoa học: Si-face stereospecificity at C5 of coenzyme F420 for F420H2 oxidase from methanogenic Archaea as determined by mass spectrometry ppt
... MALDI-TOF-MS analysis of F420and F420H2 for the deter-mination of the stereospecificity of F420H2oxidase (FprA). Theinsets show normalized 1 Da separated stick spectra obtained from the ... massspectrum of F420formed from reduced F420by FprA-catalysed oxi-dation corresponds to that of a mixture of [5-1H]F420and [5-2H]F420(c). The simulated stick spectrum of reduced F420(b, ... stereoselectivity of enzymatic transfer of hydrogen from nicotinamidecofactors. J Am Chem Soc 105, 5886–5890.11 Berk H, Buckel W, Thauer RK & Frey PA (1996)Re-face stereospecificity at C4 of NAD(P) for...
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Báo cáo khoa học: "Automatic construction of a hypernym-labeled noun hierarchy from text" docx
... To compare the similarity of two groups of nouns, we define similarity as the average of the cosines between each pair of nouns made up of one noun from each of the two groups. sim(A,B) ... up of multiple words, rather than just using the head nouns of the noun phrases. 124 Automatic construction of a hypernym-labeled noun hierarchy from text Sharon A. Caraballo Dept. of Computer ... lected at random. For each of these nodes, we randomly selected 20 of the nouns from the cluster under that node. Three human judges were asked to evaluate for each noun and each of the (up to)...
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