PPT-Web-based Factoid Question Answering

including a sketch of Information Retrieval Slides adapted from Dan Jurafsky Jim Martin and Ed Hovy Webbased Question Answering Information Retrieval briefly Today The notion of getting computers to give reasonable answers to questions has been around for quite awhile. umdedu JordanBoydGrabercoloradoedu richardsocherorg Abstract Text classi64257cation methods for tasks like factoid question answering typi cally use manually de64257ned string match ing rules or bag of words representa tions These methods are ine6425 iaaccn Abstract Community question answering cQA which pro vides a platform for people with diverse back ground to share information and knowledge has become an increasingly popular research topic In this paper we focus on the task of question re tri What is Question Answering?. 2. Question Answering. One of the oldest NLP tasks (punched card systems in 1961). Simmons, Klein, . McConlogue. . 1964. Indexing and Dependency Logic for Answering English Questions. American Documentation 15:30, 196-204. Systems & Resources. Ling573. NLP Systems & Applications. April 8, 2010. Roadmap. Two extremes in QA systems:. LCC’s PowerAnswer-2 . Insight’s Patterns…. Question classification (Li & Roth). 2010-2011 SEASON. WOLF PACK FACTOID #1. Amount of time we (as a group) have spent in the cold this season:. 500. +. HOURS. MINI-MITES. Overall Record. 7 games – no score sheets just fun. 15 new skaters. Beyond Factoid Question Answering One of the first challenges to be faced in automatic ques-tion answering is the lexical and stylistic gap between the question string and the answer string. For facto By. Wesley.W.Chu and Shaorong Liu. Aditya Chintaluri. ITCS6050. XML today. Introduction of Query Relaxation. XML Data Model. XML Query Model. XML Query answer. Relaxation Types. XPRESS. Coop approach to Query Relaxation. Lin Ma, . Zhengdong. Lu, and Hang Li. Huawei Noah’s Ark Lab, Hong Kong. http://. www.ee.cuhk.edu.hk. /~lma. /. . Mine the relationships between multiple modalities. Association different modalities. Social Search. “. Social search . describes search acts that make use of . social interactions . with others. These interactions may be explicit or implicit, co-located or remote, synchronous or asynchronous”. October 16, 2014. Department of Knowledge Service Engineering. Prof. Jae-Gil Lee. Brief Bio. Currently, an associate professor at Department of Knowledge Service Engineering, KAIST. Homepage: http://dm.kaist.ac.kr/jaegil. Drama Class. “All the world's a stage,. And all the men and women merely players”. Discuss with the people next to you what you think this quote means. . It’s your opinion, so it can’t be right or wrong! . SWBAT . make . inferences about the character by answering a question.. Get the Close Reader turn to page 3 and preview the text.. Make a prediction. What is the story, “Golden Glass” going to be about?. Kai-Wei Chang. CS @ University of Virginia. kw@kwchang.net. Couse webpage: . http://kwchang.net/teaching/NLP16. 1. CS6501-NLP. Question answering. CS6501– Natural Language Processing. 2. credit: ifunny.com. Many Slides from:. Sanda. . Harabagiu. , Tao Yang. Chris Manning, David . Ferrucci. , . Watson . Team, and Paul Fodor. Outline. Question Answering. Types of QA tasks and approaches. Reading-based QA.