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

... both natural language understanding and advice generation in the domain of narrative in- struction. The background application is a fullyautomated plot analysis agent to improve the writ-ing ... from each plot rat-ing level using the “Adventure Corpus.” This pro-duced matching advice for each story, for a totalof 80 advice statements.5.3 Advice RatingAn advice rating scheme was developed ... language advice 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: "Event Extraction as Dependency Parsing" pdf

... thoroughdomain understanding. On the other hand, our ap-proach maintains the joint modeling advantage, butour model is built over simple, domain-independentfeatures. We also propose and analyze a richer ... protein TNF-alpha receptor type II isan argument in both a BINDING event (binding) and in a NEGATIVE REGULATION event (inactivation).As a consequence of this step, 4.7% of the events in training ... Parser Evalua-tion.David McClosky. 2010. Any Domain Parsing: Auto-matic Domain Adaptation for Natural Language Pars-ing. PhD thesis, Department of Computer Science,Brown University.David McClosky,...

Tài liệu Báo cáo khoa học: "Multimodal Generation in the COMIC Dialogue System" docx

... architecture with a control structure;all the application-dependent information is stored in a variation of Augmented Transition Networks(ATNs) called Dialogue Action Forms (DAFs).These DAFs ... reali-sation, and in particular, makes integrated use of n-gram scoring of possible realisations in its chart re-alisation algorithm (White, 2004; White, 2005). Then-gram scoring allows the realiser ... interaction. Figure 2 shows a typical user request and response from COMIC in this phase. The pitch accents and multimodal ac-tions are indicated; there is also facial emphasis cor-responding...

Tài liệu Báo cáo khoa học: "Counter-Training in Discovery of Semantic Patterns" doc

... relevanceweights on the corpus, rather than a binary partition.3. Pattern Ranking: Every pattern appearing in a relevant document is a candidate pattern. Assign a score to each candidate; the ... this, we introduce a pa-rameter, : rather than acquiring a single patternon each iteration, each learner may acquire up topatterns (3 in this paper), as long as their scores arenear (within 5% ... (Blumand Mitchell, 1998). In co-training, learning centerson labeling a set of data-points in situations wherethese data-points have multiple disjoint and redun-dant views.8Examples of spaces...

Tài liệu Báo cáo khoa học: "Lexical transfer using a vector-space model" doc

... obtain transfer rules from case-frame representations of simple sentences with a thesaurus for generalization (Akiba et. al., 1996 and Tanaka, 1995); (2) approaches using structural matching: ... bilingual dictionary for transfer. A bilingual dictionary consists of rules that map a part of the representation of a source sentence to a target representation by taking grammatical differences ... Lexical transfer using a vector-space model Eiichiro SUMITA ATR Spoken Language Translation Research Laboratories 2-2 Hikaridai, Seika, Soraku Kyoto 619-0288, Japan sumita@slt.atr.co.jp...

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: "Detecting Errors in Part-of-Speech Annotation" docx

... ambiguous between beingan auxiliary, a main verb, or a noun and thus there is variation in the way can would be tagged in I can play the piano, I cantuna for a living, and Pass me a can ... variation n-gram ap-proach, that variation in annotation can indicatean annotation error, essentially is also the start-ing point of the approach to annotation error de-tection of van Halteren ... whether thevariation was an error or an ambiguity.8 We found7This eliminates the effect that each variation n-gram in- stance also is an instance of a variation (n-1)-gram, a propertyexemplified...

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: "LEXICAL ACQUISITION IN THE CORE LANGUAGE ENGINE" doc

... Core Language Engine (CLE; A1 - shawi et al, 198 8a, b) is a domain indepen- dent system for translating English sen- tences into formal representations of their literal meanings which are capable ... although grammaticality judgments are sometimes variable and indeterminate, they are much less so than judgments of semantic acceptabil- ity, which do not play any part in VEX's main ... specified in the same way, but involve semantic as well as syntactic features. Semantic interpretation, which takes place in tandem with parsing, works by unification of feature values in word...

Tài liệu Báo cáo khoa học: "Expressing generalizations in unification-based grammar formalisms" docx

... grammar. The grammatical framework in which these ideas have been implemented is Uaificatioa Cat- egorial Grammar (UCG) and its semantic repre- sentation language InL, both developed as part ... descriptions in the grammar and without having to modify any implementation code. 2 Types in UCG Importing the notion of data typing into unification-based grammars has several advan- tages (cf. also ... example in some more detail An adjunct phrase introduced by with can express (without aiming to be exhaustive) an ac- companiment relation (as in 1 8a) , the manner in which an act was carried...

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