'Answer type' diaporamas de présentation

Question Answering Tutorial

Question Answering Tutorial. John M. Prager IBM T.J. Watson Research Center jprager@us.ibm.com. Tutorial Overview. Ground Rules Part I - Anatomy of QA A Brief History of QA Terminology The essence of Text-based QA Basic Structure of a QA System NE Recognition and Answer Types

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Answer Extraction

Answer Extraction. Ling573 NLP Systems and Applications May 17, 2011. Roadmap. Deliverable 3 Discussion What worked Deliverable 4 Answer extraction: Learning answer patterns Answer extraction: classification and ranking Noisy channel approaches. Reminder. Steve Sim

1.38k views • 124 slides

Question Answering, Information Retrieval, and Summarization Chapter 23

Question Answering, Information Retrieval, and Summarization Chapter 23. Lecture #14 Most of this from Kathy McKeown (I left her format for her slides). November 2012. Web-based Factoid Question Answering (including a sketch of Information Retrieval).

1.24k views • 84 slides

Answer Extraction

Answer Extraction. Ling573 NLP Systems and Applications May 16, 2013. Roadmap. Deliverable 3 Discussion What worked Deliverable 4 Answer extraction: Learning answer patterns Answer extraction: classification and ranking Noisy channel approaches. Reminder. Rob Chambers

856 views • 72 slides

Pub Quiz

Pub Quiz. Question Answering. Lecture 1 (Last week): Introduction; History of QA; Architecture of a QA system; Evaluation. Lecture 2 (Today): Question Classification; NLP techniques for question analysis; Tokenisation; Lemmatisation; POS-tagging; Parsing; WordNet.

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Shallow & Deep QA Systems

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Natural Language Processing Question Answering

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SIMS 290-2: Applied Natural Language Processing

SIMS 290-2: Applied Natural Language Processing. Marti Hearst November 15, 2004. Question Answering. Today: Introduction to QA A typical full-fledged QA system A very simple system, in response to this An intermediate approach Wednesday: Using external resources WordNet

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Question Answering Techniques and Systems

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Web-based Factoid Question Answering (including a sketch of Information Retrieval)

Web-based Factoid Question Answering (including a sketch of Information Retrieval). Slides adapted from Dan Jurafsky, Jim Martin and Ed Hovy. Today. Web-based Question Answering Information Retrieval (briefly). II. Question-Answering.

822 views • 60 slides

Question Classification

Question Classification . Ling573 NLP Systems and Applications April 25, 2013. Deliverable #3. Posted: Code & results due May 10 Focus: Question processing Classification, reformulation, expansion, etc Additional: general improvement motivated by D#2. Question Classification: Li&Roth.

877 views • 57 slides

Passage Retrieval & Re-ranking

Passage Retrieval & Re-ranking. Ling573 NLP Systems and Applications May 5, 2011. Reranking with Deeper Processing. Passage Reranking for Question Answering Using Syntactic Structures and Answer Types Atkolga et al, 2011 Reranking of retrieved passages Integrates

581 views • 46 slides

Question Answering Tutorial

Question Answering Tutorial. Based on: John M. Prager IBM T.J. Watson Research Center jprager@us.ibm.com Taken from (with deletions and adaptations): RANLP 2003 tutorial http://lml.bas.bg/ranlp2003/ Tutorials link, Prager tutorial. Part I - Anatomy of QA. A Brief History of QA

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Trends in Clinical QA and MiPACQ

Rodney D. Nielsen UNT. Trends in Clinical QA and MiPACQ. About MiPACQ. Multi-source Integrated Platform for Answering Clinical Questions Two year ARRA grant: Harvard Medical School, Mayo Clinic, University of Colorado at Boulder Built on ClearTK NLP framework (CU Boulder)

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Talk Schedule Question Answering from Email

Talk Schedule Question Answering from Email. Bryan Klimt July 28, 2005. Project Goals. To build a practical working question answering system for personal email To learn about the technologies that go into QA (IR,IE,NLP,MT) To discover which techniques work best and when. System Overview.

414 views • 26 slides

Question Answering Technologies

Question Answering Technologies. Lyubomyr Havrylyuk. University of Konstanz. Feb 07,2011. Outline. QA Systems Historical Introduction. Modern approaches. Question focus recognition. Intelligent numerical answers generation. Answer recognition and extraction.

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Overview of the Multilingual Question Answering Track

Overview of the Multilingual Question Answering Track Alessandro Vallin, Danilo Giampiccolo, Bernardo Magnini. CELCT - ITC-irst (Trento, Italy). Outline. Multilingual Question Answering Task Participants Results Approaches Conclusions and Future Directions. Question Answering.

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Answering List Questions using Co-occurrence and Clustering

Answering List Questions using Co-occurrence and Clustering. Majid Razmara and Leila Kosseim Concordia University m_razma@cs.concordia.ca. Introduction. Question Answering TREC QA track Question Series Corpora. Target: American Girl dolls

313 views • 19 slides

Type your question here.

Type your question here. Type Answer. Type Answer. Type Answer. Type Answer. Type your question here. Type Answer. Type Answer. Type Answer. Type Answer. Type your question here. Type Answer. Type Answer. Type Answer. Type Answer. Type your question here. Type Answer. Type Answer.

328 views • 16 slides

LING 573 Deliverable 3

LING 573 Deliverable 3. Jonggun Park Haotian He Maria Antoniak Ron Lockwood. Closed Class filters 14. Animals, colors, companies, continents, countries, sports team, languages, occupations, periodic table, race, us-cities, us-presidents, us-states, and us-universities. Query EXPAANSSION!.

217 views • 15 slides