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QANUS

QANUS. Question-Answering by NUS NG, Jun Ping ngjp@nus.edu.sg. Where is he hiding?. Where do we start looking?. Question Answering. Q : Where is Mas Selamat hiding?. A : How would I know?. Useful Questions. Q : Who were he working with?. Q : Where did he frequent?.

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QANUS

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  1. QANUS Question-Answering by NUS NG, Jun Ping ngjp@nus.edu.sg

  2. Where is he hiding?

  3. Where do we start looking?

  4. Question Answering Q : Where is MasSelamat hiding? A : How would I know?

  5. Useful Questions Q : Who were he working with? Q : Where did he frequent? Q : Does XYZ know him?

  6. Everyone Loves QA • QA track at TREC held for 10 years • Catching on in the industry • Wolfram alpha • Answers.com

  7. How Do You Build One? • Full QA system is huge and complex • Document Processing • Query Processing • Answer Retrieval • Closed systems

  8. How Do You Know That’s It’s Good? • Benchmark against systems in TREC-QA tracks • The world has moved on, the results have not • The Web improves everyday as a corpus

  9. QANUS • Open-source • Pipelined • IR-based • Framework to build new QA systems from • Evolving, reproducible baseline for comparison

  10. Architecture

  11. Extending QANUS

  12. QANUS as Baseline Extracted from “QANUS Architecture Overview” (http://junbin.com/qanus/download.html)

  13. Big Plans • Improve baseline performance • Online demo • My PhD

  14. I Know You Are Excited • http://junbin.com/qanus/ • Stay updated • software-announce • RSS feed at QANUS blog

  15. Be Part Of It • Comments and Suggestions • Contributing to QANUS • Helping with online demo

  16. Thank You

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