Soft matching for question answering

... 7.1.1 Soft Matching Models for Lexico-Syntactic Patterns 104 7.1.2 Soft Matching of Dependency Relations for Passage Retrieval 105 7.1.3 Two Components for an Integrated Question Answering ... Abstract Soft Matching for Question Answering Hang Cui I identify weaknesses in exact matching of syntactic and semantic features in current question answering (QA) sys...

Ngày tải lên: 15/09/2015, 17:09

... Graph Based Semi-Supervised Learning for Entailment Ranking We formulate semi-supervised entailment rank scores as follows Let each data point in X = {x1 , , xn }, xi ∈ d represents information ... Large-scale algorithms In In: SemiSupervised Learning, pages 333–341 MIT Press Nguyen Thanh Tri, Nguyen Minh Le, and Akira Shimazu 2006 Using semi-supervised learning for question cl...

Ngày tải lên: 20/02/2014, 07:20

... the ACLIA1 development data for tuning a parameter for our baseline as shown in Section 4.2 (whereas our proposed method is parameter-free), and the ACLIA1 and ACLIA2 test data for evaluating ... Imamura, Genichiro Kikui, and Manabu Okumura 2010 A Web Page Summarization for Mobile Phones Transactions of the Japanese Society for Artificial Intelligence, 25:133–143 Jagadeesh Jaga...

Ngày tải lên: 30/03/2014, 21:20

... from Topic Maps MOSES extracts a focus constraint (defined after (Rooth, 1992)) as part of the question analysis, which is evaluated to an accuracy of 76% for the 85 Danish questions and 70% for ... corpus (Li and Roth, 2002), 500 questions were taken from the TREC-10 questions and 100 questions were asked over the Italian Opera topic map 2.1 Count 136 215 281 329 420 719 by the cl...

Ngày tải lên: 31/03/2014, 00:20

... primary?” TE: 1988 Complex Temporal Questions: Type 3: Multiple events temporal questions with temporal expression Questions that contain two or more events, related by a temporal signal This ... Decomposition Unit for the treatment of complex questions For the evaluation a corpus of questions containing as many simple as complex questions is required Due to the f...

Ngày tải lên: 31/03/2014, 03:20

... frequency using PRF References 1100 1000 900 # questions 800 700 600 Top documents Top 10 documents Top 15 documents Top 20 documents Top 50 documents Top 100 documents 500 400 300 200 100 10 15 20 25 ... 80 90 100 document rank Figure 1: Web retrieval: relevant document density and rank of first relevant document In order to evaluate the impact of web documents on TREC questions, we performed...

Ngày tải lên: 31/03/2014, 03:20

... ”want in answer ”adenocarcinoma” in question ”was” in question ”live” in answer Q avg pos votes ”would” in answer ”answer” in question ”just” in answer ”me” in answer ”be” in answer in the” in question ... 2000 Information retrieval on the web ACM Computing Surveys, 32(2) Y Liu, J Bian, and E Agichtein 2008 Predicting information seeker satisfaction in communi...

Ngày tải lên: 20/02/2014, 09:20

... summaries of the clinical findings We describe a clinical question answering system that implements exactly these capabilities (answer extraction, semantic clustering, and extractive summarization) ... allow the information space to be viewed at different levels of granularity We have chosen to implement these capabilities through answer extraction, semantic clustering,...

Ngày tải lên: 20/02/2014, 12:20

... expression, one of the "pre- simplification" transformations is applied to place it in a normalized form Third and finally, one of the actual simplification transformations is used to convert ... prepares the w a y for the simplification transformation itself, w h i c h will rely on a limited a n d s o u n d form of inference to reverse the axiomatization and transform the meaning re...

Ngày tải lên: 21/02/2014, 20:20

... textual entailment information when identifying answers to questions Results from this baseline are presented in Table Creating New Sources of Training Data In order to obtain more training data for ... Textual Entailment System Processing textual entailment, or recognizing whether the information expressed in a text can be inferred from the information expressed in anoth...

Ngày tải lên: 08/03/2014, 02:21

... which relations) are associated with which questions Further, many question types require post processing Even for “Who is …” questions multiple answers need to be integrated before final output ... concept, and instance Question Answering Evaluation A large number of questions were collected over the period of a few months from www.askJeeves.com 100 questions of the form...

Ngày tải lên: 08/03/2014, 04:22

... as hyperlinks to the source documents This is convenient for Web users but should be transformed for spoken output It now offers plain text as an alternative to HTML for output We have also made ... has described a multimodal interface to a question-answering system designed for rapid input of questions and correction of speech recognition errors The interface for this demo is...

Ngày tải lên: 08/03/2014, 04:22

... related s ( , , , a , ( ) , form of , for , and cell , and > ... was born was born – ( ( - For a given question type a good range of patterns was obtained by giving the system as few as 10 examples ... technically For “what is nepotism?” the pattern “, ” matches “…in the form of widespread bureaucratic abuses: graft, nepotism…”; for “what is sonar?” t...

Ngày tải lên: 08/03/2014, 07:20

... questions event “What” questions “Who” and nominal “What” questions “Who” and nominal “What” questions descriptive “What” questions (eg what kind) “Why” question “Why” as well as “What for question ... approach to automatically learn strategies for natural language questions answering from examples composed of textual sources, questions, and corresponding answers The strategies...

Ngày tải lên: 23/03/2014, 19:20

... promising for future development of our method for why-QA We think that, just as for factoid-QA, answer type determination can play an important role in question analysis for why-questions Therefore, ... procedures have been created for why-QA specifically Therefore, we have developed an approach for proper analysis of why-questions Our approach is based on existing method...

Ngày tải lên: 24/03/2014, 03:20