the qualim question answering demo

... describes the online demo of the QuALiM 1 Question Answering system (http://demos.inf.ed.ac.uk:8080 /qualim/ ). We will refrain from describing QuALiM s answer finding strategies–our work on QuALiM ... Edinburgh M.Kaisser@sms.ed.ac.uk Abstract This paper describes the online demo of the QuALiM Question Answering system. While the system actually gets answers from the web by querying major search engines, during ... 2002)–are 32 Figure 1: Screenshot of QuALiM s response to the question “How many Munros are there in Scotland?” The green bar to the left indicates that the system is confident to have found the right answer, which...

Ngày tải lên: 20/02/2014, 09:20

Ngày tải lên: 17/03/2014, 19:20

... improved, and the coverage was comparable with that for the Nichi- gai dictionary. On the other hand, in the case where random choice was performed, the Nichigai dictionary and the Web- based ... the description. For the second type of question, human examinees would search their knowledge base for the description of each of four candidate terms. Then they would choose the candidate term ... depending on the question type. 4.4 Related Work Motivated 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...

Ngày tải lên: 20/02/2014, 18:20

Ngày tải lên: 08/03/2014, 05:20

Ngày tải lên: 08/03/2014, 21:20

Ngày tải lên: 31/03/2014, 00:20

Ngày tải lên: 31/03/2014, 20:20

... 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...

Ngày tải lên: 23/12/2013, 02:19

... 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...

Ngày tải lên: 17/02/2014, 02:20

... 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.hsrc p ress.ac.za vi The Trust...

Ngày tải lên: 19/02/2014, 04:20

... parse the question and turn into affirmative form by replacing the wh-word with a place- holder and associating the question word with the question- type from the QC module. For example: 720 ing their ... analysis. Question- Type Classifier (QC): QC is the task of identifying the type of a given question among a predefined set of question types. The type of a question is used as a clue to narrow down the search ... help to improve the the performance of the graph summary models. We gradually in- crease the number of unlabeled data samples as shown in Table 3 to demonstrate the effects on the performance...

Ngày tải lên: 20/02/2014, 07:20

... delay the question appears in the respective category list of open questions. At this point, other users can answer the question, vote on 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 found that the classifier simply “memorizes” the outcome of the only available previous question, and uses it to predict the rating of the current question. To better understand the improvement...

Ngày tải lên: 20/02/2014, 09:20

... 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...

Ngày tải lên: 20/02/2014, 09:20

... or event. The importance of cross-document information synthesis 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- 847 ally more specific than the cluster label); the ti- tle of the abstract; and the top-scoring outcome sentence. The “outcome”, another term from evidence-based ... ranging from questions about the selection of treatment options to questions about legal issues. To make the retrieval problem more tractable, we focus on a subset of therapy questions taking the form...

Ngày tải lên: 20/02/2014, 12:20

... 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:...

Ngày tải lên: 21/02/2014, 20:20

... 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 ... these sentences, it extracts the string that matches the question classes (answer target) as the answer. Once an answer is found in the top i th 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...

Ngày tải lên: 22/02/2014, 02:20

... 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...

Ngày tải lên: 06/03/2014, 03:20

... problem, i.e., whether or not there exists a dependency relation between 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 features using 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 ... enough for automatic question answering. For this example, in order to get the complete question, we would need to know that sentence S3 is a question that inquires for more details about the problem...

Ngày tải lên: 07/03/2014, 18:20

... structure to another. The arguments in the target structure will take the values of the ar- guments with the same thematic role in the start structure or the value ANY-CONCEPT if these argu- ments ... from subject of the verb begin#2 to the object of the verb begin#3. The Theme argument is lost along this relation, instead the new argument with the thematic role of Agent receives the special value ANY-CONCEPT. The ... sentences has the same thematic role. If the thematic role of subjects is different, then the syntactic pattern of the target verb is not considered for propagation. The same happens if the start...

Ngày tải lên: 08/03/2014, 02:21

... identified by the system. When at least 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 pair and then submitted to the AP module. Features derived from the entailment confidence were then combined 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...

Ngày tải lên: 08/03/2014, 02:21