the qualim question answering demo
Tài liệu Báo cáo khoa học: "The QuALiM Question Answering Demo: Supplementing Answers with Paragraphs drawn from Wikipedia" ppt
... describes the online demo of the QuALiM 1 Question Answering system(http://demos.inf.ed.ac.uk:8080 /qualim/ ). Wewill refrain from describing QuALiM s answerfinding strategies–our work on QuALiM ... EdinburghM.Kaisser@sms.ed.ac.ukAbstractThis paper describes the online demo of the QuALiM Question Answering system. While the system actually gets answers from the webby querying major search engines, during ... 2002)–are32Figure 1: Screenshot of QuALiM s response to the question “How many Munros are there in Scotland?” The greenbar to the left indicates that the system is confident to have found the right answer, which...
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Tài liệu Báo cáo khoa học: "Organizing Encyclopedic Knowledge based on the Web and its Application to Question Answering" ppt
... improved, and the coverage was comparable with that for the Nichi-gai dictionary.On the other hand, in the case where random choicewas performed, the Nichigai dictionary and the Web-based ... the description.For the second type of question, human examineeswould search their knowledge base for the descriptionof each of four candidate terms. Then they wouldchoose the candidate term ... depending on the question type.4.4 Related WorkMotivated partially by the TREC-8 QA collec-tion (Voorhees and Tice, 2000), question answering has of late become one of the major topics within the NLP/IR...
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Tài liệu The Grid question practice ppt
... four times the length of the rectangle, then the width of the rectangle is what percent of the length? Let W be the width and L the length of the rectangle. The perimeter of the rectangle ... and A is the center of the square. If the radius of the circle is 2, what is the area of the square? The radius of the circle is actually half the diagonal of the square and so the diagonal ... and therefore the answer to the question is 30. 10. The denominator of a certain fraction is bigger by 5 then the numerator. If 3 is added to the numerator and to the denominator, the denominator...
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Tài liệu THE RAILROAD QUESTION A HISTORICAL AND PRACTICAL TREATISE ON RAILROADS, AND REMEDIES FOR THEIR ABUSES docx
... directions. One of the most important among these was the old royal road on the coast of the Mediterranean Sea, or the "Road of the Philistines" of the Scriptures. This road crossed the Isthmus ... improvements in the State. On the 4th day of July next the excavation of the Erie Canal was commenced, and on the 26th of October, 1825, the first boat passed from Lake Erie to the Hudson. The canal ... at the smallest practical limit of cost. The gain in freights to the people and the direct saving to the[ Pg 45]government of the United States in the use of its naval vessels would pay the...
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Tài liệu The Land Question in South Africa pptx
... issue from the burning question of what is to be done about the former bantustans and what vision there is for the future of people living there.There is a further view prevalent within the debate ... reproduction in society – in other words, how land redistribution helps to resolve the wider land question or agrarian question. The question of alternatives The summit illustrated the lack of coherent ... dimensions of the land question. The chapters by Moyo, Walker and Cousins address the issue to a degree, but nevertheless the issue is not a Free download from www.hsrcpress.ac.za vi The Trust...
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Tài liệu Báo cáo khoa học: "A Graph-based Semi-Supervised Learning for Question-Answering" doc
... parse the question and turn into affirmativeform by replacing the wh-word with a place-holder and associating the question word with the question- type from the QC module. For example:720ing their ... analysis. Question- Type Classifier (QC): QC is the taskof identifying the type of a given question amonga predefined set of question types. The type ofa question is used as a clue to narrow down the search ... help to improve the the performanceof the graph summary models. We gradually in-crease the number of unlabeled data samples asshown in Table 3 to demonstrate the effects on the performance...
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Tài liệu Báo cáo khoa học: "You’ve Got Answers: Towards Personalized Models for Predicting Success in Community Question Answering" doc
... delay the question appears in the respective category list of open questions. Atthis point, other users can answer the question, voteon other users’ answers, or interact in other ways. The asker ... in the Figure 1.• Question Features: Traditional question answer-ing features such as the wh-type of the question (e.g., “what” or “where”), and whether the ques-tion is similar to other questions ... We foundthat the classifier simply “memorizes” the outcomeof the only available previous question, and uses itto predict the rating of the current question. To better understand the improvement...
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Tài liệu Báo cáo khoa học: "Opinion and Generic Question Answering Systems: a Performance Analysis" ppt
... question (Q), the question type (T) and the number of answer of the Gold Standard (A). We present the number of the re-trieved questions by the traditional system (TQA) and by the opinion one ... boost the scores of answers containing NEs of the question Expected Answer Type (EAT). Table 2 presents the results ob-tained for English and Table 3 for Spanish. We indicate the id of the question ... and opinion questions (“squishy list”), to which the traditional systems had to be adapted. The Alyssa system (Shen et al., 2007), classified the polarity of the question and of the extracted...
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Tài liệu Báo cáo khoa học: "Answer Extraction, Semantic Clustering, and Extractive Summarization for Clinical Question Answering" pdf
... or event. The importance of cross-document informationsynthesis has not escaped the attention of other re-searchers. The last few years have seen a conver-gence between the question answering ... end–to–end clinical question answering systems are dif-847ally more specific than the cluster label); the ti-tle of the abstract; and the top-scoring outcomesentence. The “outcome”, another term fromevidence-based ... ranging from questions about the selection of treatment options to questionsabout legal issues. To make the retrieval problemmore tractable, we focus on a subset of therapyquestions taking the form...
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Tài liệu Báo cáo khoa học: "A Terminological Simplification Transformation for Natural Language Question-Answering Systems" doc
... that they enable us to treat database question- answering model-theoretically. The set-theoretic structure of the model is that which would be obtained by generating from the relations of the ... computing the total extension of the constant in the database. The expressions so derived were then combined together in an appropriate way to yield an expression for computing the response for the ... pre-existing concept, the system assigns the concept a new name which no other concept has, say PERSON-I. The outcome of the simplification of the whole FORALL is then just the much simpler expression:...
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Tài liệu Báo cáo khoa học: "Question Answering by Lexical Fabric and External Resources" ppt
... Using the Web The Web is the most rapidly growing and com-plete knowledge resource in the world now. The terms in the relevant documents retrieved from the Web are likely to be similar or even the ... thesesentences, it extracts the string that matches the question classes (answer target) as the answer.Once an answer is found in the top ith sentence, the system will stop the search for the rest of (K-i) ... question answering from the web. In The Eleventh Interna-tional World Wide Web Conference,2002.E.M.Voorhees. 2002. Overview of the TREC 2001 Question Answering Track. In Proceedings of the Tenth...
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The Land Question in South Africa potx
... contributed to the formation of the LPM in 2001. The NLC supported the establishment of the LPM. Events in Zimbabwe also helped to propel the formation of the LPM. The LPM forged links with the Brazilian ... reproduction in society – in other words, how land redistribution helps to resolve the wider land question or agrarian question. The question of alternatives The summit illustrated the lack of coherent ... to determining the price of land. They threatened that if the state interfered with the market, there would be consequences far beyond the imagination of those at the summit. They pointed to...
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Báo cáo khoa học: "Sentence Dependency Tagging in Online Question Answering Forums" pdf
... problem, i.e.,whether or not there exists a dependency relationbetween them. For a pair of sentences, we call the depending sentence the source sentence, and the de-pended sentence the target sentence. ... analysis of the featuresusing the feature weights in the trained CRF mod-els. We find that some post level information is rela-tively important. For example, the feature represent-ing whether the ... enoughfor automatic question answering. For this example,in order to get the complete question, we would needto know that sentence S3 is a question that inquiresfor more details about the problem...
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Báo cáo khoa học: "Question Answering with Lexical Chains Propagating Verb Arguments" pptx
... structure to another. The arguments in the target structure will take the values of the ar-guments with the same thematic role in the startstructure or the value ANY-CONCEPT if these argu-ments ... fromsubject of the verb begin#2 to the object of the verb begin#3. The Theme argument is lost alongthis relation, instead the new argument with the thematic role of Agent receives the special valueANY-CONCEPT. The ... sentenceshas the same thematic role. If the thematic role ofsubjects is different, then the syntactic pattern of the target verb is not considered for propagation. The same happens if the start...
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Báo cáo khoa học: "Methods for Using Textual Entailment in Open-Domain Question Answering" doc
... identified by the system. When atleast one of the top 50 AGQs were entailed by the original question, the answer passage associ-ated with the top-ranked entailed question was re-turned as the answer. ... using the entailment judgment and the entailment confidence computed for each pairand then submitted to the AP module. Featuresderived from the entailment confidence were thencombined with the ... set of relevant keywords from the text of the question and identifies the question s expected an-swer type (EAT). Keywords – along with the ques-tion’s EAT – are then used by a PR module to re-trieve...
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- the institute for economic democracy keywords economy
- inferencing in question answering
- adaptivity in question answering
- natural language question answering
- application to question answering
- descriptive question answering in encyclopedia
- question answering as questionbiased term extraction
- answers in question answering
- supervised complex question answering
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