PPT-A Dichotomy on The Complexity of Consistent Query Answering

Author : olivia-moreira | Published Date : 2016-04-11

Paris Koutris Dan Suciu University of Washington Repairs An uncertain instance I for a schema with key constraints A repair r of I is a subinstance of I

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A Dichotomy on The Complexity of Consistent Query Answering: Transcript

Paris Koutris Dan Suciu University of Washington Repairs An uncertain instance I for a schema with key constraints A repair r of I is a subinstance of I that satisfies the key constraints and is . 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. Approximating the . Depth. via Sampling and Emptiness. Approximating the . Depth. via Sampling and Emptiness. Approximating the . Depth. via Sampling and Emptiness. Example: Range tree. S = Set of points in the plane. Responsibility. f. or Query Answers and non-Answers. Alexandra Meliou, Wolfgang . Gatterbauer. , . Katherine . Moore, . and . Dan . Suciu. http://db.cs.washington.edu/causality/. 1. Motivating . E. xample: Explanations. Software-Defined Networks. Nate Foster, . Arjun. . Guha. , Mark . Reitblatt. , and Alec Story, Cornell University. Michael J. Freedman, Naga Praveen . Katta. , Christopher Monsanto, Joshua Reich, Jennifer Rexford, Cole. By . Venkatesh. . Ganti. , . Mong. Li Lee, and . Raghu. . Ramakrishnan. Shruti. P. . Gopinath. CSE 6339 . Outline. Introduction . and background. Icicles. Icicle Maintenance. Icicle-Based Estimators. AnswerinG. Deliverable 3 – Question Processing. John Gilmer. Michael Foster. Adam Ledyard. Overview. Question Classification. Question Reformulation. Query Expansion. Results. Related Reading. Question Classification. 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. 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. f. or Query Answers and non-Answers. Alexandra Meliou, Wolfgang . Gatterbauer. , . Katherine . Moore, . and . Dan . Suciu. http://db.cs.washington.edu/causality/. 1. Motivating . E. xample: Explanations. Amos . Beimel. . (BGU). Yuval . Ishai. (. Technion. ). . Ranjit Kumaresan (. Technion. ). Eyal. . Kushilevitz. . (. Technion. ). How Bad are the Worst Functions?. Function class . F. N. . of all functions . Andris Ambainis (Latvia), . Martins Kokainis (Latvia), . Robin Kothari (MIT). communication complexity. Alice holds . x. X. , Bob holds . y. Y. .. D. cc. (f). - minimum amount of communication to compute . Department of Computer Science. University of Oxford. History of . the Semantic . Web . “A new form of Web content that is meaningful to computers will . unleash a revolution of new possibilities. ”. 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. . network. . traffic. . queries,. one. . memory. . update. . at. . a. . time!. . Xiaoqi. . Chen,. . Shir. . Landau-. Feibish. ,. . Mark. . Braverman,. . Jennifer. . Rexford. 1. [. bo’ku.

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