Báo cáo khoa học: "PageRanking WordNet Synsets: An Application to Opinion Mining∗" ppt

... Italy{andrea.esuli,fabrizio.sebastiani}@isti.cnr.itAbstractThis paper presents an application of PageR-ank, a random-walk model originally de-vised for ranking Web search results, to ranking WordNet ... likely to be sometimes incorrect, and thisof course introduces noise in our method.3.3 PageRank, (eXtended) WordNet, and ORPﬂowWe now discuss the application of PageRank to ranking WordNet ... positivity andonce for negativity.The last question to be answered is: “why PageR-ank?” Are the characteristics of PageRank moresuitable to the problem of ranking synsets than otherrandom-walk...

Tài liệu Báo cáo khoa học: "Resumption strategies for an in-vehicle dialogue system" ppt

... passenger too had to have a strategy for when to change topic. The reasons for this setup was to elicit a natural and fairly intense dialogue and to force the participants to frequently change topicand/or ... driver utterances and 4382passenger utterances are transcribed. An annota-tion scheme was designed to enable analysis ofutterances with respect to topic change for eachdomain.Domain and topic ... if an instruction or aremark is conﬁrmed.• interrupt-topic: unﬁnished topic → whatever– An utterance is considered to interrupt ifit belongs to another topic than the pre-vious utterance and...

Tài liệu Báo cáo khoa học: "Never Look Back: An Alternative to Centering Michael Strube" doc

... She drives too fast. S: [BRENNANE: she] (1 c) Friedman S: [FRIEDMANu: Friedman, BRENNANE: she] races her on weekends. S: [FRIEDMANu: Friedman, BRENNANE: her] (ld) She drives to Laguna Seca. ... Figure 1: S-list Ranking and Familiarity proper names and titles. In texts, brand-new proper names are usually accompanied by a relative clause or an appositive which relates them to the hearer's ... unused and in the current utterance. Because of binding restrictions, "her" cannot be resolved to FRIEDMAN but tO the second element, BRENNAN. In both (ld) and (ld ~) the pronoun "she"...

Báo cáo khoa học: "Learning Intonation Rules for Concept to Speech Generation" pptx

... deciding the F0 contour: the placement of intonational or intermediate phrase boundaries (break index 4 and 3 in ToBI annotation convention (Beckman and Hirschberg, 1994)), the tonal type at these ... tone and phrase accent and 80% accuracy for pitch accent. Our study is unique in its use of features produced by language generation to control intonation. The methodology adopted here can ... eyes-free and hands-free communication is critical, such as car navigation. Natural language generation (NLG) can enhance the abil- ity of such systems to communicate naturally and effectively...

Báo cáo khoa học: "STRATEGIES FOR ADDING CONTROL INFORMATION TO DECLARATIVE GRAMMARS" ppt

... Texas, and Kyoto, Japan, where preliminary versions were presented. Special thanks for valuable comment and suggestions go to Gregor Erbach, Stanley Peters, Jim Talley, and Gertjan van Noord. ... well. 5 5For an introduction to connectionist nets see Rumelhart, Hinton, and McCleUand [1986]. For an overview of different connectionist models see Feldman and Ballard [1982] and Kemke [1988]. ... or to many other things. (In each case there is a different translation into German.) A second reason comes from the fact that preferences are highly dynamic, i.e., they can change at any...

Báo cáo khoa học: "Inference Rules and their Application to Recognizing Textual Entailment" ppt

... which contain WordNet antonyms.For such a rule to be eliminated the two patternshave to be identical (with respect to edge labelsand content words) except from the antonymouswords; an example ... DIRT collection and to GrzegorzChrupała, Alexander Koller, Manfred Pinkal andStefan Thater for very useful discussions. Geor-giana Dinu and Rui Wang are funded by the IRTGand PIRE PhD scholarship ... based on dependencystructure.4.2 Tree SkeletonThe Tree Skeleton (TS) structure was proposed by(Wang and Neumann, 2007), and can be viewedas an extended version of the predicate-argumentstructure....

Báo cáo khoa học: "Revision Learning and its Application to Part-of-Speech Tagging" pptx

... JapaneseMorphological AnalysisWe use the RWCP corpus and some additionalspoken language data for the experiments ofJapanese morphological analysis. The corpus israndomly separated into training ... analyzer has to segment the sentenceinto words as well as to decide the POS tag ofthe words. So in this section, we describe how to apply revision learning to Japanese morpho-logical analysis.For ... trained and answers inde-pendently, and the ﬁnal decision is made basedon those answers. In the latter, the multiplelearners are ordered in series, and each learner istrained and answers...

Báo cáo khoa học: Molecular responses of Campylobacter jejuni to cadmium stress ppt

... 179,5516–5520.57 Grosse C, Grass G, Anton A, Franke S, Santos AN, Lawley B, Brown NL & Nies DH (1999) Transcrip-tional organization of the czc heavy-metal homeostasisdeterminant from Alcaligenes eutrophus. ... ofcadmium toxicity [44]. An important detoxiﬁcation mechanism is the trans-formation of metals into organometallic compoundsby methylation, and the synthesis of several organo-cadmium compounds ... division, transport and binding of ions,signal transduction regulating citrate ⁄ malate metabo-lism, and fatty acid and phospholipid metabolism [20].Campylobacter jejuni belongs to an important groupof...

Báo cáo khoa học: "Towards a Model of Face-to-Face Grounding" pptx

... Introduction An essential part of conversation is to ensure that the other participants share an understanding of what has been said, and what is meant. The proc-ess of ensuring that understanding ... to the literature on discourse phenomena, and of building more advanced con-versational humanoids that can engage in human conversational protocols. In the next section, we discuss relevant ... possible to implement face -to- face conversational protocols in human-computer interaction, and that correct relationships among verbal and nonverbal signals enhances the naturalness and effectiveness...

Báo cáo khoa học: "Co-dispersion: A Windowless Approach to Lexical Association" ppt

... scale-dependent. It follows that one cannot guarantee there to be an “ideal” window size within even a single application. Distributional lexical semantics of-ten defers to human association norms for ... though able to de-tect longer-range associations, are not readily able to distinguish them from bigram style co-occurrences, and so some discriminatory power, and sensitivity to the latter, ... distance between word tokens, as opposed to low-range ordinal values linked to window-averaged frequencies. There is no ob-servable threshold effect, and without a window there is no reason to...

Xem thêm