Báo cáo khoa học: "A MODEL OF REVISION IN NATURAL LANGUAGE GENERATION" pptx

... MODEL OF GENERATION AND REVISION In this section we will outline a model of generation with revision, focusing on improving textual coherence. First we estabLish a division of labor within ... the revision task to assess the computational implications of proposed psychological theories of the writing process. 2. DEFINING THE PROBLEM In order to make research into the problem of revision ... apply this model to the revision of an example summary paragraph. The initial generation of a text involves making decisions of various kinds. Some are conceptually based, such as what information...

Báo cáo khoa học: "Aggregation improves learning: experiments in natural language generation for intelligent tutoring systems" pptx

... changed along other dimen-sions, mainly using referents of indicators instead of indicators, and being more strongly directive in sug-gesting what to do next. Of course, we cannot ar-gue that ... that REL-IND is normali. use referent of REL-IND and its normal stateto justify judgment(c) IF student knows of abnormal indicators OTHER-INDsi. remind him of referents of OTHER-INDsand ... suspect] since [indicationcombustion is working] during startup. The problem isthat the SCM is shutting the system off during heating.[domain−knowledgeThe SCM reads [summary[linguistic−aggregateinput...

Báo cáo khoa học: "A Model of Early Syntactic Development" docx

... explain some of the basic phenomena of first language acquisition. This system began by learning the meanings of words in terms of a conceptual dependency representation. Word meanings were initially ... and their definitions became less restrictive, the length of CHILD'S utterances increased. CHILD differed from other models of language learning by incorporating, a non- linguistic component. ... advantage of semantic feedback, and those which do not. In general, the early work concerned itself with learning grammars in the absence of information about the meaning of sentences. Examples of...

Báo cáo khoa học: "A MODEL OF SENTENCE PRODUCTION" pdf

... marker of nouns (including nominalizations llke arrival). ADV is a marker of adverbs, subordinating conjunctions, and some other uses of "semantic" prepositions (as in Bill is eatin~ ... with no trace of linguistic form. There is no partitioning of knowledge in parts which can be expressed by single sentences or by single lexical items, no grammatical labelling of items as ... decision point on what to say, GEMS makes a random choice. Hence, GEMS is not a complete model of the activity of producing sentences but only a model of the linguistic constraints on the...

Báo cáo khoa học: "A Model of Lexical Attraction and Repulsion*" potx

... linguistic inter- pretation of the two-stage model. 4 Estimating the Parameters In this section we present a solution to the problem of estimating the parameters of the distance models introduced ... A Nonstationary Language Model To incorporate triggers and distance models into a long-distance language model, we begin by constructing a standard, static backoff trigram model (Katz, 1987), ... applied to determine maximum like- lihood estimates of the three-parameter family of distance models {Pm,~=,a} of distance models. In Figure 8 we display typical examples of this training algorithm...

Báo cáo khoa học: "A MODEL OF PLAN INFERENCE THAT DISTINGUISHES BETWEEN THE BELIEFS OF ACTORS AND OBSERVERS" pot

... 6. G intends each act in II to play a role in his plan. The notion of an act playing a role in a plan is defined in terms of two relationships over acts: generation, in the sense defined ... plan she has inferred is invalid, s The type of any invalidities, defined in terms of the clauses of (PI) that contain the discrepant beliefs, can be shown to influence the content of a cooperative ... deal of the information conveyed in naturally occurring dialogues. But there is an important regularity that the PI model does not yet explain. A PROBLEM FOR PLAN INFERENCE In all of the...

Báo cáo khoa học: A study of microRNAs in silico and in vivo: diagnostic and therapeutic applications in cancer pot

... [4–6].Indeed, the epigenetic, genetic and postgenetic cir-cuits restricting cell destiny are becoming increasinglydecoded, and their dysfunction is being linked to line-age-dependence underlying ... essential nature of this novel mechanism indeliblypatterning gene expression in cell-lineage speciﬁcation[8], in the context of the established model of cancer asa genetic disease in which pathobiology ... thiscontext of expanded incidence and growing prevalence,clinical oncology is poised for unprecedented innova-tion. Through harnessing discoveries in disease patho-biology, increasingly propelled...

Báo cáo khoa học: A study of microRNAs in silico and in vivo: bioimaging of microRNA biogenesis and regulation doc

... forthe in vitro and in vivo investigations of miRNAproduction patterns. Second, noninvasive monitoring of miRNAs provides useful information of the possiblerole of miRNAs involving cellular developments.Third, ... al. [22] obtained quantitative in vitro images of nine transcripts that were predictedto be miRNA9 targets using the ensemble machine-learning algorithm. However, in vivo imaging of miRNA regulation ... thecell lines can be collected and implanted (e.g. into thethighs of a mouse). The expression level of the pri-miRNA transcript can be obtained from living animalsby imaging the in vivo bioluminescence...

Tài liệu Báo cáo khoa học: "A Terminological Simplification Transformation for Natural Language Question-Answering Systems" doc

... sets of things - the concepts and roles in the domain model and the non- logical constants of the meaning representation language. If we wish to include a new non-logical constant in the language ... of the database in terms of the domain model The translation rules presented earlier effectively seek to axiomatize the properties and relations of the domain model in terms of those of ... create and install one for it when demanded. The domain model In order to be able to use NIKL in the analysis of expressions in the meaning representation language, we make the following stipulations...

Báo cáo khoa học: "A KNOWLEDGE ENGINEERING APPROACH TO NATURAL LANGUAGE UNDERSTANDING" pot

... 'BOTTLE IS A NOUN, which was input in Section 3; c) The string beginning at point Pl and ending at point P2 in a surface string is in category C; e.g. node M53 of figure 3 repre- sents the ... experimentation in KE applied to Natural Language Understanding. The NL-system consists of two logical components: a) A facility for the input of linguistic knowledge into the semantic network in natural ... of a preliminary study of a Knowledge Engineering approach to Natural Language Understanding. A computer system is being developed to handle the acquisition, representation, and use of linguistic...

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