Báo cáo khoa học: "RESPONSE GENERATION IN QUESTION - ANSWERING SYSTEMS" ppt

... any posi- tive or suspicious medical findings. Thus the questiQn Was the X-ray negative? would be translated into negative iX-ray) and expanded into (Vf E medical-findings] ~show(X-ray,f) ... corresponding analytic transfor- mations ). 4. OTHER EFFORTS AS we noted at the beginning, few question- answering systems incorporate full-fledged sentence generators I fixed-format and ... RESPONSE GENERATION IN QUESTION - ANSWERING SYSTEMS Ralph Grishman New York University 1. INTRODUCTION AS part of our long-term research into techniques for information retrieval...

Báo cáo khoa học: "Response Generation in Collaborative Negotiation*" pdf

... Chu-Carroll and Sandra Carberry. 1995. Gener- ating information-sharing subdialognes in expert-user consultation. In Proceedings of the 14th International Joint Conference on Artificial Intelligence. ... //Check if addressing both .l~el and its unaccepted evidence is s~Ofcient Else if Predkt( bel, _bel.s-attaek + .bel.u-evid - canal-set) = -, _bet, rain-set + Select-Mln-Set(.beL cand-set + _bel) ... system's evidence against_bel itself (_hel.s-attack). Select-Focus-Modification determines whether to attack _bel's supporting evidence separately, thereby elim- inating the user's...

Tài liệu Báo cáo khoa học: "Opinion and Generic Question Answering Systems: a Performance Analysis" ppt

... opinion question answering setting by comparing the perform-ance of two Question Answering (QA) sys-tems as far as mixed opinion and factual set-ting is concerned. The first one is open do-main, ... language under-standing. Our fist contribution consists in carry-ing out a multilingual research, for English and Spanish. Secondly, many sources are present in blogs, as people introduce quotes ... Proceedings of the ACL-IJCNLP 2009 Conference Short Papers, pages 157–160,Suntec, Singapore, 4 August 2009.c2009 ACL and AFNLPOpinion and Generic Question Answering Systems: a Performance...

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

... Sample COMIC input and outputDAM consists of multiple scored hypotheses con-taining high-level, modality-independent speciﬁca-tions of the user input; the output is a similar high-level speciﬁcation ... theirown bathroom, using a combination of speech in- put, pen-gesture recognition and handwriting recog-nition. Next, the user chooses a layout for the sani-tary ware in the room. After that, ... system-driven, user-driven or mixed-initiative.The general-purpose part of the DAM is a sim-ple stack architecture with a control structure;all the application-dependent information is storedin...

Tài liệu Báo cáo khoa học: Isochore structures in the chicken genome ppt

... Cumulative frequency and counts are plot-ted against halting parameter, respectively. The X-axis shows var-ious intervals of halting parameter values. The Y-axis in the upperpanel shows the cumulative ... a gen-ome or chromosome. For instance, any gene-findingalgorithm would benefit from these boundary coordi-nates. To gain better gene-finding results, differentparameters would be adopted in a ... and vice versa, indicating a mosaic structure of the chromosomes. A jump in the Àz0ncurve indicates an increase of the G + C con-tent; whereas a drop down in the Àz0ncurve indicates a decrease...

Tài liệu Báo cáo khoa học: "Sentence generation as a planning problem" pptx

... machin-ery beyond the encoding of words as PDDL plan-ning operators; for example, our planning opera-tors give a self-contained description of how eachindividual word contributes to resolving ... the planning state (to record that the substitu-338S-likes-1 (1.self)subst(S,1.self)subst(NP,1.ag)NP-Mary-2 (1.ag)subst(NP,1.pat)NP-rabbit-3 (1.pat)mustadjoin(NP,1.pat)NP-the-4(1.pat)canadjoin(NP,1.pat)subst(NP,1.pat)canadjoin(NP,1.pat)step(1)step(2)step(3)step(4)step(5)Figure ... base. In our setting, every substitution node that is in- troduced during the derivation introduces a new re-ferring expression. This means that we can dis-tinguish the referring expressions...

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

... primitives include a fixed set of predicate names and terms denoting three kinds of elements in the domain. We give meaning to these primitives by writing domain- independent axioms involving them. ... done, we need to introduce new built -in axioms that extend the retriever. For instance, we define a predicate, DURING(a,b), that is true only if interval a is wholly contained in interval b. ... automatically infer that if relation R holds during an interval t, then it holds in all subintervals of t, we need the following built -in axioms. First, DURING is transitive: (A.10) V a,b,c DURING(a,b)...

Tài liệu Báo cáo khoa học: "Information Presentation in Spoken Dialogue Systems" potx

... value to its own bin, and suc-cessively merging adjacent bins whenever the dif-ference between the means of the bins falls belowa varying threshold. This continues until a stop-ping criterion ... data into the smallest numberof sub-clusters. For example, in the tree in Fig-ure 5, number-of-legs, which creates twosub-clusters for the data set (direct and indirect),comes before arrival-time, ... largevalues in the following way. The values of each at-tribute of the objects in the database (e.g., ﬂights)are clustered using agglomerative group-averageclustering. The algorithm begins by assigningeach...

Tài liệu Báo cáo khoa học: "DESCRIPTIONAL ANAPHORA IN DISCOURSE REPRESENTATION THEORY" ppt

... and inter-sententlal and intPa-sententlal PPonomlnal references to them. Of PartlculaP Interes~ was the behaviour of indefinite noun phrases in the so-called donkey-sentences. 1.1 Definiteness ... been Intro- duced by an indefinite noun phrase, and the definite pronoun is. in other words. co-referentlal with the pPecedlng Indefln- ire noun Phrase. For this reason the traditional interpretation ... potentially different) papers. In 16. how- ever, we speak about one single hunter, althouEh in different sTaEes of his deer- killinE activities. In other words, definite pronouns require uniqueness...

Báo cáo khoa học: "Modeling Adjectives in Computational Relational Lexica" pptx

... cannot be organized in opposite clusters. As pointed out by Levi (1978), the intrinsic meaning of these ad-jectives is something along the following lines: ‘of, relating/pertaining to, associated ... some minor changes: percep-tional, spatial, temporality-related, motion-related, mate-rial-related, weather-related, body-related, mood-related, spirit-related, behaviour-related, social-related, ... adjective listing in different files not being there-fore necessary. In order to do this we propose several cross-POS relations, since in the Eu-roWordNet model, unlike what happens in WordNet...

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