Báo cáo khoa học: "Dialogue Processing in a CALL-System" pot

... is one of the main goals of foreign language teaching nowadays. This can be reached by allowing learners to use and train their knowledge of a foreign language in realistic dialogue-style exer- ... shows a simplified part of a discourse grammar, which models an information gathering dialogue such as is necessary in the case of collecting information about an accident. Ad- ditional items ... concept, since it en- ables the learner to lead written, situation-based dialogues almost as in the class-room situation. The advantage of a discourse grammar over a com- pletely plan-based dialogue...

Báo cáo khoa học: "ROBUST PROCESSING IN MACHINE TRANSLATION" pot

... U.K. ABSTRACT In this paper we provide an abstract characterisation of different kinds of robust processing in Machine Translation and Natural Language Processing systems in terms of the kinds ... processing in Machine Translation (MT) with relevance to other areas of Natural Language Processing (NLP). That is, processing which is resistant to malfunctioning however caused. The background ... "interactive" approaches to robustness such as that of [I0]. Finally, the fact that we are concerned with translation militates against the kind of disregard for input that is characteristic...

Báo cáo khoa học: "Ambiguity resolution in a reductionistic " pot

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Báo cáo khoa học: "Multiple Interpreters in a Principle-Based Model of Sentence Processing" potx

... within it (such as the syntactic and semantic pro- cessors), apply maximally to any input, thereby con- structing a maximal, partial interpretation for a given partial input signal. This entails ... only link in the Chain we refer to it as a 'unit' Chain, representing an unmoved element. We noted above that each representation's schema provides a natural locality constraint. ... case-mark(C-Nodea) or, ii) C-NodeA - head(Chain) * ease-mark(C-Nodea) In an argument Chain, <C-Nodes co []> , theta-mark(C-Node0) In describing the representation of a Chain, we have drawn upon...

Báo cáo khoa học: "Modifying Beliefs in a Plan-Based Dialogue Model" ppt

... data, asking a question, and answering a question all can be part of obtaining information. 2 So, actions at each level form a tree structure in which each node represents an action that a ... level: the domain level models domain goals such as travel- ing by train; the problem-solving level, plan-construction goals such as instantiating a variable in a plan; and the discourse ... discourse have inadequately accounted for how beliefs change during a conversation. This paper outlines a model of dialogue which main- tains and updates a user's multi-level belief model as...

Tài liệu Báo cáo khoa học: "Event Extraction in a Plot Advice Agent" doc

... both natural language understanding andadvice generation in the domain of narrative in- struction. The background application is a fullyautomated plot analysis agent to improve the writ-ing ... nar-rative tutoring systems (Robertson and Wiemer-Hastings, 2002). As shown by participatory de-sign studies, teachers are interested in a plot anal-ysis agent that can give online natural ... languageadvice and many students enjoy feedback from anautomated agent (Robertson and Cross, 2003). Weuse automatic event extraction to create a story-independent automated agent that can...

Tài liệu Báo cáo khoa học: "What''''s in a Semantic Network?" pptx

... Events, and Relations An important property of a natural language system is that it often has only partial information about the individuals (objects, events, and relations) that are talked about. ... representation by introducing the predicate ROLE and making rolenames into individuals in the domain. ROLE(o, r, v) asserts that individual o has a role named r that is filled with individual ... define a predicate, DURING (a, b), that is true only if interval a is wholly contained in interval b. Now, if we want the retriever to automatically infer that if relation R holds during an interval...

Tài liệu Báo cáo khoa học: "Contrastive accent in a data-to-speech system" doc

... generation of contrastive accent and propose an alternative method that is feasible and computationally at- tractive in data-to-speech systems. 1 Motivation The placement of pitch accent plays ... typed data structure containing data on a soccer match. So-called syntactic templates (van Deemter and Odijk, 1995) are used to express parts of this data structure. In GoalGetter, only 'new' ... Another advantage, pointed out in (Gardent et al., 1996), is that a HOU algorithm can take world know- ledge into account, which is sometimes necessary for determining contrast. For instance,...

Tài liệu Báo cáo khoa học: "Ambiguity resolution in a reductionistic parser" pot

... Adverbial Adverbial or postmodifier @CC Coordinator @CS Subordinator AUX Auxiliary MV Main verb MAINC mainc Main clause Non-finite verbal fragment n-head Nominal fragment a- head ... Helsinki, 1991. [Tapanainen, 1992] Past Tapanainen. Jk/irellisiin automaatteihin perustuva luonnollisen kielen j/isennin (A finite state parser of natural lan- guage). Licentiate (pre-doctoral) ... nominal and adver- bial constructs. Verbs and nominal heads in a fi- nite clause are indicated with a tag written in the upper case, e.g. Sam/@SUBJ was/@MV a/ @>N man/@SC. A verb chain in...

Tài liệu Báo cáo khoa học: "VP Ellipsis in a DRT-implementation" pot

... gives a man an iron. Nancy likes a man who has an iron that (9) a woman gave him. 3 Negation Concerning predicate negation, we will assume that the scope of negation does not embrace the ... The traditional way to translate no in DRT is based on (17). 4 In this framework we use predicate nega- 4Several proposals have been made to treat gener- alized quantifiers in DRT. Among ... with a sentence like: Bat Peter does, and he beats it, which is an example of a 'missing antecedent' [Hankamer and Sag, 1976], since the pronoun it lacks an overt antecedent because...

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