Báo cáo khoa học: "Question Answering with Lexical Chains Propagating Verb Arguments" pptx

... creating lexical chains. Lexical chains between verbs were used for propagating verb ar-guments, and lexical chains between nouns wereused to link semantically related arguments ex-pressed with ... approach of propagating verb arguments along lexical chains with Word-Net relations using VerbNet frames. Since Verb- Net frames are not associated with all verb sensesfrom WordNet, some verb senses ... Agent VERB at Source 99.3%3 Propagating Verb ArgumentsGiven the argument structure of a verb in a sen-tence and a lexical chain between this verb andanother, the algorithm for propagating verb...

Tài liệu Báo cáo khoa học: "Question Answering by Lexical Fabric and External Resources" ppt

... resources forTREC-style question answering. In particular, wedescribe a high performance question answering system called QUALIFIER (QUestion Answer-ing by Lexical Fabric and External Re-sources) ... theTREC-11 benchmark. Our results show thatcombining lexical information and external re-sources with a custom text search produces aneffective question -answering system.The rest of the paper is organized ... occurfrequently with the original query terms in thelocal context. It however, lacks information on lexical relationships among these terms. In con-trast to the Web, WordNet focuses on the lexical knowledge...

Báo cáo khoa học: "Question Answering using Constraint Satisfaction: QA-by-Dossier-with-Constraints" docx

... technology with which QA components have been built. We present here a new methodology which attempts to use QA holistically, along with constraint satisfaction, to better answer questions, without ... titled works are associated with their creators by means of a possessive or parenthetical construction, rather than subject -verb- object. The top five answers, with confidences, are re-turned ... Thoughts Despite these open questions, initial trials with QA-by-Dossier -with- Constraints have been very encouraging, whether it is by correctly answering previously missed questions, or by improving...

Báo cáo khoa học: "Question Answering as Question-Biased Term Extraction: A New Approach toward Multilingual QA" doc

... y(j)given x(i).5. For each x(i), y(j) with the highest probabilityis selected as the label of wi.6. Extract word sequences that start with the wordlabeled B and are followed by words ... Term Extraction (TE) and TermExtraction with question features (TE+QF) signiﬁ-cantly degraded, the performance of the QBTE (CF)did not severely degrade with the larger number ofretrieved paragraphs.219Table ... Noisy-Channel Approach to Question Answering, Proc. ofACL-2003, pp. 16-23 (2003).Abraham Ittycheriah, Martin Franz, Wei-Jing Zhu, andAdwait Ratnaparkhi: Question Answering UsingMaximum-Entropy...

Báo cáo khoa học: "Question Answering System in the Web using the Web" doc

... by the search engine. Some tests performed with Esfinge showed that certain types of sites may compromise the quality of the returned answers. With that in mind, the system uses a list of ... It wasbuilt with the help of Esfinge log (which records all the answers analysed by thesystem). Later some other answers wereadded to this list, as a result of tests per-formed with the system. ... of tech-niques are quite interesting and promis-ing.1 Introduction There are some question answering systems for Portuguese like the ones developed by the Uni-versity of Évora (Quaresma...

Báo cáo khoa học: "Question Answering Using Web News as Knowledge Base" docx

... deAbstractAnswerBus News Engine' is a question answering system using the contents ofCNN Web site2 as its knowledge base.Comparing to other question answering systems including its previous versions, ... features.Keywords: question answering, QA specificindexing, search engine1 IntroductionAnswerBus3 ([2,3]) is originally designed as aWeb-based open-domain question answering (QA) system. It ... Research in Question & Answering (Q&A). N IS T: hap:11mm-n lpir.n ist. go v/p roject s/duc/papers/qa. Roadmap-paper_v2.doc 2001[2]Zhiping Zheng. AnswerBus Question Answering [7]System....

Tài liệu Báo cáo khoa học: "Context Management with Topics for Spoken Dialogue Systems" pptx

... length 6,4 words. The corpus is tagged with speech acts, using a surface pattern oriented speech act classification of Seligman et al. (1994), and with topic types. The topics are assigned ... previous context as the piece of information with which the context is updated after uttering the utterance. Often new information includes the verb and the following noun phrase. More than ... signals absence of the topic rather than supports its presence. Compared with a simple counting whether the word occurs with a topic or not, mutual information thus gives a sophisticated and...

Tài liệu Báo cáo khoa học: Amprenavir complexes with HIV-1 protease and its drug-resistant mutants altering hydrophobic clusters docx

... PR with the V32I mutation; PRI50V, PR with the I50V mutation; PRI54M, PR with the I54M mutation; PRI54V, PR with the I54V mutation; PRI84V, PR with the I84V mutation; PRL90M, PR with ... compared with PRWT–SQV. (B) PRI50V–APV compared with PRI50V–SQV. (C)PRI54M–APV compared with PRI54M–SQV. (D) PRI54V–APV compared with PRI54V–SQV. (E) PRI84V–APV compared with PRI84V–SQV. ... with other hydrophobic side chains. Ile32 formed newhydrophobic contacts with the side chains of Val56,Leu76 and the main chain atoms of residues 77–78,and Ile32¢ showed new interactions with...

Tài liệu Báo cáo khoa học: A tyrosinase with an abnormally high tyrosine hydroxylase/dopa oxidase ratio Role of the seventh histidine and accessibility to the active site docx

... R3. The PCR product with a size of  1.6 kbwas digested with BamHI to obtain a fragment betweenthe two copper-binding site coding regions and ligatedto pBlueScript pKSII(+) with T4 DNA ligase ... R3-1501–than R3-0337–. This pattern agrees with the presence of twodifferent enzymes with overlapping activities.Purification of two enzymes with differentaffinities for monophenols and o-diphenolsSupernatants ... differentforms during the cycles: met, resting tyrosinase with Cu(II); oxy,oxygenated form with peroxide bound to Cu(II); deoxy, reducedCu(I) transient form with high affinity for oxygen. The efficiency forboth...

Tài liệu Báo cáo khoa học: "Semantic Parsing with Bayesian Tree Transducers" doc

... a pattern with which to expandit and then filling out that pattern with words drawnfrom a unigram distribution.This kind of coupled generative process canbe naturally formalized with tree ... gen-erate MR and NL associated with MR rules m -v (top).Transducer rule 2 selects MR rule r from the MR gram-mar. Rule 3 simultaneously writes the MR associated with rule m and chooses an NL ... Ψ(r:s(r)=tˆα(r)).493The parameters of q(θt) are defined with respectto q(xi) and the parameters of q(xi) with respectto the parameters of q(θt). q(xi) can be computedefficiently...

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Từ khóa: Báo cáo thực tập tại nhà thuốc tại Thành phố Hồ Chí Minh năm 2018 Nghiên cứu vật liệu biến hóa (metamaterials) hấp thụ sóng điện tử ở vùng tần số THz Giáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôit Giáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôit Giáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôit ĐỒ ÁN NGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWAN Trả hồ sơ điều tra bổ sung đối với các tội xâm phạm sở hữu có tính chất chiếm đoạt theo pháp luật Tố tụng hình sự Việt Nam từ thực tiễn thành phố Hồ Chí Minh (Luận văn thạc sĩ)Phát triển du lịch bền vững trên cơ sở bảo vệ môi trường tự nhiên vịnh hạ long Nghiên cứu về mô hình thống kê học sâu và ứng dụng trong nhận dạng chữ viết tay hạn chế Thiết kế và chế tạo mô hình biến tần (inverter) cho máy điều hòa không khí Chuong 2 nhận dạng rui ro Quản lý nợ xấu tại Agribank chi nhánh huyện Phù Yên, tỉnh Sơn La (Luận văn thạc sĩ)BT Tieng anh 6 UNIT 2 chuong 1 tong quan quan tri rui ro Nguyên tắc phân hóa trách nhiệm hình sự đối với người dưới 18 tuổi phạm tội trong pháp luật hình sự Việt Nam (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vật Giáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vật Giáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vật BÀI HOÀN CHỈNH TỔNG QUAN VỀ MẠNG XÃ HỘI QUẢN LÝ VÀ TÁI CHẾ NHỰA Ở HOA KỲ