Research of passage retrieval for question answering system
[PDF] from 144.214.124.123X Li - 2010 - 144.214.124.123
... has long been studied in IR and recently has been an important component in QA systems.
The passage retrieval module is usually added as an intermediate stage between the document
retrieval module and answer extraction module. It can facilitate ...
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Elhuyar-IXA: semantic relatedness and cross-lingual passage retrieval
[PDF] from elhuyar.orgE Agirre, O Ansa, X Arregi, M de Lacalle... - ... Access Evaluation I. ..., 2011 - Springer
... s,sdis max =t't, w ? (5) ( ) { } 0 where ' 1 ', MWU Z Z ss, ss smw (6) 2.3 Passage
Retrieval The purpose of the passage retrieval module is to retrieve passages from
the document collection which are likely to contain an answer. ...
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N-gram vs. keyword-based passage retrieval for question answering
[PDF] from psu.eduD Buscaldi, J Gomez, P Rosso... - Evaluation of Multilingual ..., 2007 - Springer
... At the same time, the question is passed to the Passage Retrieval module, which generates
the passages used by the Answer Extraction (AE) module together with the information collected
in the question analysis phase in order to extract the final answer. ...
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On interface compatibility and mediation of Web services
B Lin - 2010 - 144.214.124.123
... The passage retrieval module is usually added as an intermediate stage between the
document retrieval module and answer extraction module. It can facilitate quick answer
extraction and improve the efficiency of answer finding by users. ...
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An answer passage retrieval strategy for web-based question answering
X Li, D Hu, T Hao, E Chen... - Proceedings of the 2nd ..., 2007 - dl.acm.org
... 2. OVERVIEW OF OUR SYSTEM Our web-based QA system has four components: question
analysis module, document retrieval module, passage retrieval module, and answer extraction
module, as shown in Figure 1. The system firstly makes an analysis of a question. ...
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What is not in the bag of words for why-qa?
[PDF] from aclweb.orgS Verberne, L Boves, N Oostdijk... - Computational Linguistics, 2010 - MIT Press
... 2005). Therefore, it is interesting to investigate which questions are answered in the top
150 and not in the top 10 by our passage retrieval module. ... The input data for our re-ranking
experiments is the output of the passage retrieval module. ...
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[PDF] UCD IIRG at TAC 2010 KBP Slot Filling Task
[PDF] from nist.govL Byrne... - Third Text Analysis Conference (TAC 2010), 2010 - nist.gov
... Page 2. question is asking about, eg a person, a date, a location, etc. A query is also
constructed from selected question terms and is given to the Passage Retrieval module,
which identifies passages of text that are likely to contain an answer. ...
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Multilingual question answering through intermediate translation: Lcc's poweranswer at qa@ clef 2007
[PDF] from rug.nlM Bowden, M Olteanu, P Suriyentrakorn... - ... in Multilingual and ..., 2008 - Springer
... Question Logic Transformation COGEX World Kowledge Axioms Processing Question Module
Question Module Passage Retrieval Module Answer Processing Transformation Answer Logic
Syntactic Parsing Named Entity Recognition Documents Answer ...
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Biological question answering with syntactic and semantic feature matching and an improved mean reciprocal ranking measurement
[PDF] from sinica.edu.twRTK Lin, J Liang-Te Chiu, HJ Dai... - ... , 2008. IRI 2008. ..., 2008 - ieeexplore.ieee.org
... IEEE 184 Page 2. word list. The remaining phrase segments are sent to the passage
retrieval module as keywords for a Google search. Query modification is used to
improve recall for queries where Google returns pages. First ...
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Effects of answer weight boosting in strategy-driven question answering
[PDF] from kaist.ac.krHJ Oh, SH Myaeng... - Information Processing & Management, 2011 - Elsevier
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Spoken QA based on a passage retrieval engine
[PDF] from pitt.eduE Sanchis, D Buscaldi, S Grau... - Spoken Language ..., 2006 - ieeexplore.ieee.org
... tion (AE). The passage retrieval module is based on finding the passages more
similar to the question . To do that, a distance measure based on the n-gram
similitude between the question and the passage is defined. This ...
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Robust question answering for speech transcripts: UPC experience in QAst 2008
[PDF] from clef-campaign.orgP Comas... - Evaluating Systems for Multilingual and Multimodal ..., 2009 - Springer
... Then, these candidates are ranked using a scoring function based on a set of heuristics that
measure keyword distance and density[5]. These heuristic measures use approximated matching
for AE in automatic transcripts as shown in the passage retrieval module from the ...
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Question answering for Portuguese: how much is needed?
R Wilkens, A Villavicencio - Advances in Artificial Intelligence-SBIA 2010, 2011 - Springer
... Portuguese. The documents retrieved by the tool are ranked in order of relevance and passed
to the passage retrieval module. ... PALAVRAS). The passage retrieval module takes the
document retrieved by the IR module and splits it into sentences. ...
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Language Technologies: Question Answering in Speech Transcripts
J Turmo, M Surdeanu, O Galibert... - Computers in the Human ..., 2009 - Springer
... This information is used to build an index consisting of two parts. The first part, built on the
lemmatized text, is built using the word lemmas and the recognized named entities. This text
is indexed and used by the passage retrieval module to find relevant passages. ...
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[PDF] DefArabicQA: Arabic Definition Question Answering System
[PDF] from lrec-conf.orgO Trigui, HL Belguith... - Workshop on Language Resources ..., 2010 - lrec-conf.org
... Organization | > < What+ be+< topic>? Table 1. Question patterns and their expected answer
types used by DefArabicQA system 3.2 Passage retrieval The passage retrieval module
collects the top-n snippets retrieved by the Web search engine. ...
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Ihardetsi: a Basque question answering system at QA@ CLEF 2008
[PDF] from clef-campaign.orgO Ansa, X Arregi, A Otegi... - Evaluating Systems for ..., 2009 - Springer
... Concretely, search terms are extracted for the passage retrieval module, and both the
question type (factoid, list or definition) and the expected answer type along with some
lexical information are passed to the answer extraction module. ...
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Ihardetsi: A Question Answering system for Basque built on reused linguistic processors
I Alegria, O Ansa, X Arregi, A Otegi... - Proc. SALTMIL 2009 ..., 2009 - isca-speech.org
... These descriptors constitute the documentation support of the system. As it is common in the
question answering systems Ihardetsi is founded on three main modules: the question analysis
module, the passage retrieval module and the answer extraction module. ...
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A supervised learning approach to biological question answering
[PDF] from ntu.edu.twRTK Lin, JLT Chiu, HJ Dai, RTH Tsai... - Integrated Computer- ..., 2009 - IOS Press
... improve recall. 3.1.2. Passage retrieval The passage retrieval module is a
Google-interfacing program that sends queries to Google and retrieves a collection
of web pages, which are sent to the answer extraction module. In the ...
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A survey of text mining techniques and applications
[PDF] from academypublisher.comV Gupta... - Journal of Emerging Technologies in ..., 2009 - academypublisher.com
... 2009 ACADEMY PUBLISHER Page 8. Figure 15. QUASAR QUESTION ANSWERING SYSTEM
In Passage Retrieval module, user question is handed over also to the JIRS Passage Retrieval
system, more specifically to its Search Engine and N-grams Extraction components. ...
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An Arabic Question-Answering system for factoid questions
W Brini, M Ellouze, S Mesfar... - ... Engineering, 2009. NLP ..., 2009 - ieeexplore.ieee.org
... The proposed system is composed of three modules: A question analysis module, a passage
retrieval module and an answer extraction module. To process these three modules we use the
NooJ Platform which represents a linguistic development environment. ...
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[PDF] Construction of Text Summarization Corpus for the credibility of Information on the Web
[PDF] from ffzg.hrM Nakano, H Shibuki, R Miyazaki... - Proceedings of the 7th ..., 2010 - hnk.ffzg.hr
... Figure 2 shows the outline of the system we attempt to develop in order to generate
survey reports. An inputted query statement is passed to the passage retrieval module
and the timeline analysis module. In the passage retrieval ...
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System and method for providing answers to questions
EW Brown, D Ferrucci, A Lally... - US Patent App. 12/ ..., 2008 - Google Patents
Page 1. US 20090287678A1 (i9) United States (12) Patent Application Publication
oo) Pub. No.: US 2009/0287678 Al Brown et al. (43) Pub. Date: Nov. 19,2009 (54)
SYSTEM AND METHOD FOR PROVIDING ANSWERS TO ...
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[PDF] Combining multiple resources, evidence and criteria for genomic information retrieval
[PDF] from cmu.eduL Si, J Lu... - The Fifteenth Text REtrieval Conference ..., 2006 - www-cgi.cs.cmu.edu
... Our aspect retrieval module considers both topical relevance and the coverage of aspects.
Topical relevance can be directly measured by the scores from the passage retrieval module
(with or without rescoring in the post-processing module). ...
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[PDF] Implementation of the ArabiQA Question Answering System's components
[PDF] from psu.eduY Benajiba, P Rosso... - Proc. Workshop on Arabic Natural ..., 2007 - Citeseer
... In the second section we describe the generic architecture of the system. We make a
special focus on named entity recognition in Arabic in section Three. The implementation
of the passage retrieval module is presented in section Four. ...
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[PDF] Two approaches for multilingual question answering: Merging passages vs. merging answers
[PDF] from 140.109.19.106RM Aceves-Pérez, M Montes-y-Gómez... - International Journal ..., 2008 - 140.109.19.106
... of the pipeline architecture of monolingual QA systems (which includes three main modules,
one for question classification, one for passage retrieval, and one for answer extraction) to achieve
this combination at two different stages: after the passage retrieval module by mixing ...
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LCC's poweranswer at QA@ CLEF 2006
[PDF] from clef-campaign.orgM Bowden, M Olteanu, P Suriyentrakor... - ... of Multilingual and ..., 2007 - Springer
... Question Logic Transformation COGEX World Kowledge Axioms Processing Question Module
Question Module Passage Retrieval Module Answer Processing Transformation Answer Logic
Syntactic Parsing Named Entity Recognition Documents Answer ...
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Idsay: Question answering for portuguese
[PDF] from clef-campaign.orgG Carvalho, D de Matos... - Evaluating Systems for Multilingual ..., 2009 - Springer
... both. This list of documents is then processed by the passage retrieval module,
responsible for the search of passages from the documents that contain the search
string, and with length (number of words) up to a given limit (60). ...
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Methods for using textual entailment in open-domain question answering
[PDF] from upenn.eduS Harabagiu... - ... of the 21st International Conference on ..., 2006 - dl.acm.org
... 1http://www.pascal-network.org/Challenges/RTE 905 Page 2. Processing Question Module
(QP) Passage Retrieval Module (PR) Answer Type Expected Keywords Module Answer
Processing (AP) Ranked List of Answers TEXTUAL ENTAILMENT ...
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[PDF] Chinese Character Expansion for Retrieving Japanese Paraphrases
[PDF] from psu.eduT Takenobu, T Yoshiki... - 2008 - Citeseer
... The system consists of the following three modules: 1. A passage retrieval module which retrieves
paraphrase candidates from a collection of passages. 2. A filtering module which filters out
irrelevant retrieved candidates based on syntactic and seman- tic appropriateness. ...
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METHOD FOR PROCESSING NATURAL LANGUAGE QUESTIONS AND APPARATUS THEREOF
DA Ferrucci, MA Li, Y Pan, ZM Qiu... - US Patent App. 12/ ..., 2010 - Google Patents
... [0007] FIG. 1 illustrates a general architecture of existing QA systems. As shown in FIG.
1, a general QA system includes a question processing module 101, a document/ passage
retrieval module 103, and an answer processing mod- ule 105. ...
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The impact of frame semantic annotation levels, frame-alignment techniques, and fusion methods on factoid answer processing
B Ofoghi, J Yearwood... - Journal of the American Society ..., 2009 - Wiley Online Library
... Data. The subset of TREC 2004 factoid questions for which the passage- retrieval module can
retrieve correct answers in the top 10 passages will be regarded as the first test set. This subset
includes 143 questions (out of 230 factoid questions in TREC 2004; Voorhees, 2004). ...
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[BOOK] Computational Processing of the Portuguese Language: 9th International Conference, PROPOR 2010, Porto Alegre, RS, Brazil, April 27-30, 2010. ...
TAS Pardo - 2010 - books.google.com
... separator and dec- imal separator. The passage retrieval module was improved
in a way that they become closer to meaningful sentences, and list questions were
considered for the ?rst time. Some minor adjustments were ...
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BESearch: A Supervised Learning Approach to Search for Molecular Event Participants
[PDF] from tku.edu.twRTH Tsai, HJ Dai, HC Hung... - ... , 2007. IRI 2007. ..., 2007 - ieeexplore.ieee.org
... In this section, we describe the five main components of our form-based biomedical entity search
engine, namely, the search interface, the query construction module, the passage retrieval module,
the candidate extraction and feature generation module, and the ranking ...
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Improving IdSay: A Characterization of Strengths and Weaknesses in Question Answering Systems for Portuguese
G Carvalho, D de Matos... - Computational Processing of the ..., 2010 - Springer
... separator and dec- imal separator. The passage retrieval module was improved
in a way that they become closer to meaningful sentences, and list questions were
considered for the first time. Some minor adjustments were ...
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[PDF] Lymba's PowerAnswer 4 in TREC 2007
[PDF] from nist.govD Moldovan, C Clark... - Proceedings of the Sixteenth Text ..., 2007 - trec.nist.gov
... Page 2. Question Logic Transformation COGEX World Kowledge Axioms Processing Question
Module Question Module Passage Retrieval Module Answer Processing Transformation Answer
Logic Syntactic Parsing Named Entity Recognition Documents Answer ...
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Automatic question answering from Web documents
X Li, D Hu, H Li, T Hao, E Chen... - Wuhan University Journal of ..., 2007 - Springer
... It should be more efficient if QA systems reduce the size of document to be processed.
For this purpose, the passage retrieval module is added as an intermediate stage between
the document retrieval module and answer extraction module. ...
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Quasar: The question answering system of the universidad politécnica de valencia
[PDF] from upv.esJ Gómez-Soriano, D Buscaldi, E Asensi... - Accessing Multilingual ..., 2006 - Springer
... In the cross-language task, the Passage Retrieval module worked well despite the generally
acknowledged low Page 10. 448 JM Gómez-Soriano et al. quality of web translations, allowing
to obtain results slightly worse than those obtained in the monolingual task. ...
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Improving passage retrieval using interactive elicition and statistical modeling
[PDF] from dtic.milD He - 2006 - DTIC Document
... However, a subsequent inter- annotator consistency study conducted at the Uni- versity of
Maryland showed that our HARD-20003 passage retrieval module was far below human per-
formance on the same task. ... 2.1 The 2003 Passage Retrieval Module ...
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Boosting Chinese question answering with two lightweight methods: ABSPs and SCO-QAT
[PDF] from sinica.edu.twCW Lee, MY Day, CL Sung, YH Lee... - ACM Transactions on ..., 2008 - dl.acm.org
Page 1. 12 Boosting Chinese Question Answering with Two Lightweight Methods:
ABSPs and SCO-QAT CHENG-WEI LEE National Tsing-Hua University Taiwan and
Academia Sinica and MIN-YUH DAY, CHENG-LUNG SUNG ...
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QUESTION ANSWERING USING QUESTION CLASSIFICATION AND DOCUMENT TAGGING
Y Chali - Applied Artificial Intelligence, 2009 - Taylor & Francis
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A comparison of genetic algorithms for optimizing linguistically informed IR in question answering
[PDF] from uu.seJ Tiedemann - AI* IA 2007: Artificial Intelligence and Human-Oriented ..., 2007 - Springer
... formed natural language question. The consequence of this is that the passage
retrieval module in a QA system has to maximize the use of all linguistic clues in
the given question not only the lexical ones. In our approach we ...
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[PDF] The upv at qa@ clef 2006
[PDF] from clef-campaign.orgD Buscaldi, JM Gómez, P Rosso... - Working Notes for the ..., 2006 - clef-campaign.org
... At the same time, the question is passed to the Passage Retrieval module, which generates
the passages used by the Answer Extraction (AE) module together with the information collected
in the question analysis phase in order to extract the final answer. ...
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[PDF] A temporally-enhanced PowerAnswer in TREC 2006
[PDF] from unipi.itD Moldovan, M Bowden... - Text Retrieval Conference ( ..., 2006 - mailserver.di.unipi.it
... Question Logic Transformation COGEX World Kowledge Axioms Processing Question Module
Module Passage Retrieval Module Answer Processing Transformation Answer Logic Syntactic
Parsing Named Entity Recognition Documents Answer Reference Resolution QLF ALF ...
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Experiments in speech driven question answering
[PDF] from uva.esC González-Ferreras... - ... Workshop, 2008. SLT ..., 2008 - ieeexplore.ieee.org
... 3.2.3. Answer extraction The input of this module is constituted by the passages returned
by the passage retrieval module and the constraints (including the expected type of
the answer) obtained through the question analysis module. ...
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SYSTEM AND METHOD FOR PROVIDING QUESTION AND ANSWERS WITH DEFERRED TYPE EVALUATION
J Fan, D Ferrucci, DC Gondek... - US Patent App. 12/ ..., 2008 - Google Patents
Page 1. US 20090292687A1 (i9) United States (12) Patent Application Publication
(i0) Pub. No.: US 2009/0292687 Al Fan et al. (43) Pub. Date: Nov. 26,2009 (54)
SYSTEM AND METHOD FOR PROVIDING QUESTION AND ...
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[PDF] Question answering with LCC's CHAUCER at TREC 2006
[PDF] from unipi.itS Harabagiu, A Hickl, J Williams, J Bensley... - Proc. ..., 2006 - mailserver.di.unipi.it
... First, the top 200 documents were retrieved us- ing an expanded keyword query; these
documents were then passed to a Passage Retrieval module which was used to extract
the most relevant text passages from each document. ...
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QUESTIONS AND ANSWERS GENERATION
PA Duboue, DA Ferrucci, DC Gondek... - US Patent App. 12/ ..., 2010 - Google Patents
Page 1. US 20110125734A1 (i9) United States (12) Patent Application Publication
oo) Pub. No.: US 2011/0125734 Al Duboue et al. (43) Pub. Date: May 26,2011 (54)
QUESTIONS AND ANSWERS GENERATION Publication ...
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HARD experiment at Maryland: from need negotiation to automated HARD process
[PDF] from dtic.milD He - 2006 - DTIC Document
... Our passage retrieval module assumes that the relevance of a passage is related to the
frequency of the query terms in the passage, the importance of these query terms (ie their weights),
and the relevance of the document that contains the passage to the query. ...
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[PDF] Mining knowledge from wikipedia for the question answering task
[PDF] from brandeis.eduD Buscaldi... - Proceedings of the International ..., 2006 - pages.cs.brandeis.edu
... candidates, or did not return any at all. Similarly, 5 generic answers were actually present
in Wikipedia but the passage retrieval module did not find passages where the answer
was present. This means that with a "perfect" passage ...
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The TALP-QA system for Spanish at CLEF 2005
[PDF] from psu.eduD Ferrés, S Kanaan, A Ageno, E González... - Accessing Multilingual ..., 2006 - Springer
... For factoid questions the two runs submitted differ in the parameters of the passage retrieval
module: i) the maximum number of documents retrieved was 1200 (run1) and 1000 (run2), ii)
the windows proximity was: (run1: 60 to 240 lemmas; run2: 80 to 220 lemmas), iii) the ...
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The GeoTALP-IR System at GeoCLEF 2005: Experiments Using a QA-Based IR System, Linguistic Analysis, and a Geographical Thesaurus
[PDF] from upc.eduD Ferrés, A Ageno... - Accessing Multilingual Information ..., 2006 - Springer
... English task. The GIR system is based on Lucene and uses a modified version of
the Passage Retrieval module of the TALP Question Answering (QA) system
presented at CLEF 2004 and TREC 2004 QA evaluation tasks. We ...
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An experiment about using copulative and comparative sentences as constraining relations
A Soto, JA Olivas, FP Romero... - ... Systems Design and ..., 2009 - ieeexplore.ieee.org
... order to find relevant passages. Then, the passage retrieval module uses search
engines to retrieve the set of passages (ie text paragraphs, sentences) more likely
to contain the answer. Subsequently a filter preselects small ...
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Mexican Experience in Spanish Question Answering
[PDF] from scielo.org.mxM Montes y Gómez, L Villaseñor Pineda... - Computación y ..., 2008 - scielo.org.mx
Page 1. Mexican Experience in Spanish Question Answering Experiencia Mexicana
en la Búsqueda de Respuestas en Español Manuel Montes y Gómez, Luis Villaseñor
Pineda and Aurelio López López Laboratorio de Tecnologías ...
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[PDF] Arabic Question Answering
[PDF] from upv.esY Benajiba... - Diploma of advanced studies. Technical ..., 2007 - users.dsic.upv.es
... 1. Question Analysis module: it determines the type of the given question (in order to inform
the Answer Extraction (AE) module about the expected type of answer), the question
keywords (used by the passage retrieval module as 11 Page 18. ...
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INFERRING LEXICAL ANSWER TYPES OF QUESTIONS FROM CONTEXT
JW Murdock IV - US Patent App. 12/570,575, 2009 - Google Patents
... expansion (see, eg, http:// en.wikipedia.org/wiki/Query_expansion); a Document Titles (Document
Retrieval in Title Sources) module implementing functions for detecting a candidate answer
(from sources 11 and 21); an Entities From Passage Retrieval module imple- menting ...
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[PDF] The LIA-Thales summarization system at DUC-2006
[PDF] from berkeley.eduB Favre, F Béchet, P Bellot, F Boudin... - Proceedings of the ..., 2006 - icsi.berkeley.edu
... The last two components have been used for DUC 2006: System 4 (S4) presented in this
section is based on the Passage Retrieval module of the LIA QA system; System 5 (S5)
is based on the Answer Extraction module of the same system. ...
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[PDF] Research of Passage Retrieval for Question Answering System
[PDF] from cityu.edu.hk??????????????? - 2010 - lbms03.cityu.edu.hk
... has long been studied in IR and recently has been an important component in QA systems.
The passage retrieval module is usually added as an intermediate stage between the document
retrieval module and answer extraction module. It can facilitate ...
View as HTML - Import into BibTeX
[PDF] A Machine Learning Approach for an Indonesian-English Cross Language Question Answering System
[PDF] from tut.ac.jpA Purwarianti, M Tsuchiya... - IEICE transactions on ..., 2007 - slp.ics.tut.ac.jp
Page 1. IEICE TRANS. INF. & SYST., VOL.E90-D, NO.11 NOVEMBER 2007 1841
PAPER A Machine Learning Approach for an Indonesian-English Cross Language
Question Answering System Ayu PURWARIANTI †a) , Masatoshi ...
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Personalized Question Answering: A Use Case for Business Analysis
[PDF] from nuigalway.ieVT Thai, S O'Riain, B Davis... - 2006 - vmserver14.nuigalway.ie
... The Passage Retrieval module performs text processing of documents and analysis of questions
on- the-fly to identify passages that are relevant to the input question. ... The following paragraphs
below describe each component of the Passage Retrieval module. ...
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[PDF] Resource Integration for Question Answering and Geographical Information Retrieval
[PDF] from upv.esD Buscaldi - 2007 - dsic.upv.es
... 5 2.2 The QUASAR Question Answering System . . . . . 6 2.2.1 Question Analysis
Module . . . . . 6 2.2.2 The JIRS Passage Retrieval Module . . . . . 8 2.2.3 Answer
Extraction . . . . . 9 2.2.4 Cross-Language module . . ...
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[PDF] Towards an Arabic Question Answering system
[PDF] from upv.esP Rosso, Y Benajiba... - Proc. 4th Conf. on Scientific ..., 2006 - users.dsic.upv.es
... The third Section is devoted to the description of the components which we have already
implemented: the Named Entity Recognition system used in our QA system and the Passage
Retrieval module. In Section four we describe the components not implemented yet. ...
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[PDF] ENGLISH MALAYALAM CROSS-LINGUAL OPEN DOMAIN QUESTION ANSWERING SYSTEM
[PDF] from cusat.ac.inPL Nikesh - 2008 - dspace.cusat.ac.in
... processor to find out the top 10 ranked documents where the answer to the query can be most
likely find out. • The top ranked documents are processed by the passage retrieval module
to find out top 5 passages. Page 33. Analysis And Design Page | 15 ...
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[PDF] Chinese-Chinese and English-Chinese question answering with ASQA at NTCIR-6 CLQA
[PDF] from tku.edu.twCW Lee, MY Day, CL Sung, YH Lee... - Proceedings of NII- ..., 2007 - mail.im.tku.edu.tw
... Based on the keywords, the Passage Retrieval module retrieves related passages {P1, P2, P3, ...,
Pm}, where m ? 100. ... For each training question, only the top 200 passages returned by the
Passage Retrieval module were collected and tagged with NE and POS tags. ...
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Using scenario knowledge in automatic question answering
[PDF] from upenn.eduS Harabagiu... - Proceedings of the Workshop on Task-Focused ..., 2006 - dl.acm.org
... Annotators were tasked with evaluating three types of output from our Q/A system: (1) the ranked
list of passages retrieved by our system's Passage Retrieval module, (2) the list of passages
identified as being CE by the scenario, and (3) the set of answers marked as being CE ...
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Experiments adapting an open-domain question answering system to the geographical domain using scope-based resources
[PDF] from upenn.eduD Ferrés... - Proceedings of the Workshop on Multilingual ..., 2006 - dl.acm.org
... documents are not useful. Furthermore, a highly accurate Passage Retrieval module
is required because frequently the answer occurs in a very small set of passages. •
RDQAs are frequently task-based. So, the repertory ...
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[PDF] An answer bank for temporal inference
[PDF] from ffzg.hrS Harabagiu... - Proceedings of LREC, 2006 - hnk.ffzg.hr
... The passage retrieval module for our Q/A system is using the keyword classes to
express semantic constraints that are expected to be met by the relevant passages.
Some of the semantic constraints are using temporal inference. ...
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Toponym Disambiguation in Information Retrieval
[PDF] from upv.esD Buscaldi - 2010 - riunet.upv.es
... 6.1 The SemQUASAR QA System . . . . . 105 6.1.1 Question Analysis Module . . .
. . 107 6.1.2 The Passage Retrieval Module . . . . . 108 6.1.3 WordNet-based
Indexing . . . . . 110 6.1.4 Answer Extraction . . . ...
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Some Advanced Features Of Cc's Poweranswer
D Moldovan, M Pasca... - Advances in Open Domain ..., 2006 - Springer
... First, there are few available keywords in the question. Consequently the output from
the passage retrieval module is large, especially if the question phrase is a common
("What is a star?") rather than specific term ("What is phlebotomy?"). ...
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[CITATION] Aspects of sentence retrieval
[PDF] from umass.eduVG Murdock - 2006 - ProQuest
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[PDF] Exploring shallow answer ranking features in cross-lingual and monolingual factoid question answering
[PDF] from rug.nlCW Lee, YH Lee... - Computational Linguistics and ..., 2008 - acl.eldoc.ub.rug.nl
... 2001]. However, unlike Magnini's approach, which utilizes the Web as a corpus to help answer
questions posed on a local corpus, SCO-QAT uses passages retrieved by the passage retrieval
module from the local corpus directly and does not use any word-ignoring rules. ...
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[PDF] A Survey of Answer Extraction Techniques in Factoid Question Answering
[PDF] from cmu.eduM Wang - Computational Linguistics, 2006 - cs.cmu.edu
... semantic role labeling. r Document or passage retrieval module: this module takes
the keywords produced by the question analysis module, and uses some search
engine to perform document or passage retrieval. Two of the ...
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Using language models in question answering
[PDF] from uni-saarland.deA Merkel - 2008 - scidok.sulb.uni-saarland.de
... from the previous component are split up into text passages. Then, a re-ranking is done to find
the best matching snippets. A special case of the passage retrieval module is selecting just one
sentence as text passage. The thesis also covers a statistical approach to this part ...
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An XML Framework for a Basque Question Answering System
[PDF] from eiieo.orgO Ansa, X Arregi, A Otegi... - Flexible Query Answering ..., 2006 - Springer
... next tasks. Concretely, a set of search terms are extracted for the passage retrieval
module, and the expected answer type along with some lexical and syntactic
information is passed to the answer extraction module. The question ...
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Relation based models for passage retrieval in open domain question answering
[PDF] from 137.132.14.55SUNREN XU - 2006 - 137.132.14.55
... Passage retrieval (Step 2) greatly affects the performance of a QA system. If a passage
retrieval module returns too many irrelevant passages, the answer extraction module is likely
to fail to pinpoint the correct answer due to too much noise. Also, a ...
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[PDF] Enhancing factoid question answering using frame semantic-based approaches
[PDF] from ballarat.edu.auB Ofoghi - 2009 - researchonline.ballarat.edu.au
Page 1. ENHANCING FACTOID QUESTION ANSWERING USING FRAME
SEMANTIC-BASED APPROACHES DISSERTATION Submitted at the Graduate School
of Information Technology and Mathematical Sciences of University ...
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Overview of the clef 2008 multilingual question answering track
[PDF] from psu.eduP Forner, A Peñas, E Agirre, I Alegria... - Evaluating Systems for ..., 2009 - Springer
Page 1. C. Peters et al. (Eds.): CLEF 2008, LNCS 5706, pp. 262-295, 2009. (c)
Springer-Verlag Berlin Heidelberg 2009 Overview of the Clef 2008 Multilingual
Question Answering Track Pamela Forner1, Anselmo Peñas2, Eneko ...
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Arabic named entity recognition
[PDF] from upv.esY Benajiba - 2009 - dspace.cc.upv.es
Page 1. Universidad Politécnica de Valencia Departamento de Sistemas Informáticos y
Computación Reconocimiento de Formas e Inteligencia Artificial Arabic Named Entity Recognition
The accepted dissertation of Yassine Benajiba in partial fulfillment of the requirements ...
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Bootstrapping named entity resources for adaptive question answering systems
[PDF] from uc3m.esP Sánchez - 2010 - e-archivo.uc3m.es
Page 1. Universidad Carlos III de Madrid Escuela Politecnica Superior Tesis Doctoral
Departamento de Informática Bootstrapping Named Entity Resources for Adaptive Question
Answering Systems Leganés, Julio de 2010 Autor: César de Pablo Sánchez ...
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[PDF] Using minimal recursion semantics in Japanese question answering
[PDF] from dridan.comR Dridan - 2006 - dridan.com
... in Section 2.7. Passage Retrieval The passage retrieval module takes information from
the question processing stage ... Instead of implementing or sourcing a passage retrieval
module, I will use what is termed 'oracle IR' for the evaluations. ...
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[PDF] QA+ ML@ Wikipedia&Google
[PDF] from utl.ptJPCG Silva - 2009 - dspace.ist.utl.pt
... formed into a representation that can be used by the Passage Retrieval module to retrieve
passages that can contain possible answers4. ... 2.2.2 Passage retrieval The goal of the passage
retrieval module is to find relevant documents 14 from a given collection. A ...
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Experiencia Mexicana en la Búsqueda de Respuestas en Español
[PDF] from unam.mxA LÓPEZ LÓPEZ, M MONTES Y GÓMEZ... - Computación y ..., 2009 - ojs.unam.mx
Page 1. Mexican Experience in Spanish Question Answering Experiencia Mexicana
en la Búsqueda de Respuestas en Español Manuel Montes y Gómez, Luis Villaseñor
Pineda and Aurelio López López Laboratorio de Tecnologías ...
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[PDF] PROBABILISTIC RELAXED UNIFICATION FORMALISM AND
[PDF] from abou-assaleh.netT Abou-Assaleh - 2008 - tony.abou-assaleh.net
Page 1. PROBABILISTIC RELAXED UNIFICATION FORMALISM AND ITS APPLICATION
IN QUESTION ANSWERING by Tony Abou-Assaleh Submitted in partial fulfillment of
the requirements for the degree of Doctor of Philosophy at ...
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[PDF] Developing Cross Language Systems for Language Pair with Limited Resource-Indonesian-Japanese CLIR and CLQA
[PDF] from tut.ac.jpA Purwarianti - 2007 - slp.ics.tut.ac.jp
Page 1. Developing Cross Language Systems for Language Pair with Limited Resource
-Indonesian-Japanese CLIR and CLQA- December, 2007 DOCTOR OF ENGINEERING
Ayu Purwarianti Toyohashi University of Technology Page 2. Page 3. ...
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[PDF] In Search of the Why
[PDF] from ru.nlS Verberne - 2010 - lands.let.ru.nl
... RQ III. To what extent can we improve answer ranking by adding structural linguistic
information to a passage retrieval module for why-QA and which information from
the question and its candidate answers is the most important? ...
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[PDF] Toponym Disambiguation in Natural Language Processing
[PDF] from upv.esD Buscaldi - 2010 - dsic.upv.es
... 6.1 The SemQUASAR QA System . . . . . 99 6.1.1 Question Analysis Module . . . .
. 99 6.1.2 The Passage Retrieval Module . . . . . 101 6.1.3 WordNet-based
Indexing . . . . . 103 6.1.4 Answer Extraction . . . . . ...
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Soft matching for question answering
[PDF] from nus.eduH Cui - 2006 - scholarbank.nus.edu
Page 1. Soft Matching for Question Answering Hang Cui Submitted in partial fulfillment of the
requirements for the degree of Doctor of Philosophy in the School of Computing NATIONAL
UNIVERSITY OF SINGAPORE 2006 Page 2. c?2006 Hang Cui All Rights Reserved Page 3. ...
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Automatic Methods To Disambiguate Geospatial Queries
[PDF] from mtholyoke.eduC Hafernik - 2011 - ida.mtholyoke.edu
Page 1. I give permission for public access to my thesis and for any copying done at the discretion
of the archives librarian and/or the College librarian ............... June 25, 2007 Carolyn T. Hafernik
Page 2. Automatic Methods To Disambiguate Geospatial Queries ...
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[PDF] MULTILINGUAL RESTRICTED DOMAIN QA SYSTEM WITH DIALOGUE MANAGEMENT (BENGALI AND TELUGU AS A CASE STUDY)
[PDF] from parthapakray.comP PAKRAY - 2007 - parthapakray.com
... answers in several documents are not useful. Furthermore, a highly accurate passage retrieval
module is required, because frequently the answer occurs in a very small set of passages. • RDQA
systems are frequently task-based. So, the repertory of question ...
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[PDF] Advanced Patent Document Processing Techniques
[PDF] from upf.eduR To... - Month, 2006 - recerca.upf.edu
Page 1. FP6-028116 D8.1 Overview of the state of the art PATEXPERT FP6-028116 Advanced
Patent Document Processing Techniques State of the Art in Patent Processing Due date of
deliverable: 30 April 2006 Actual submission date: 9 May 2006 ...
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