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721	Open and Closed World Assumptions in Data Exchange Leonid Libkin1 and Cristina Sirangelo2 1 School of Informatics, University of Edinburgh Add to Reading List Source URL: homepages.inf.ed.ac.uk Language: English - Date: 2009-09-16 09:05:50 Computing Database management systems Conjunctive query Closed world assumption Data exchange SQL Null Database Structure Data management Database theory Data
722	SQL’s Three-Valued Logic and Certain Answers Leonid Libkin School of Informatics, University of Edinburgh Abstract SQL uses three-valued logic for evaluating queries on databases with nulls. The standard theoretical ap Add to Reading List Source URL: homepages.inf.ed.ac.uk Language: English - Date: 2015-01-10 06:40:54 Relational model Null Relational algebra Conjunctive query FO SQL Function Symbol Data management Mathematics Computing
723	Noname manuscript No. (will be inserted by the editor) Certain Answers over Incomplete XML Documents: Extending Tractability Boundary Add to Reading List Source URL: homepages.inf.ed.ac.uk Language: English - Date: 2014-11-26 07:55:10 Conjunctive query Database theory Relational model Complexity classes Model theory Null Data integration SQL FO Data management Computing Mathematics
724	PHYSICAL REVIEW E 86, Binary threshold networks as a natural null model for biological networks Matthias Rybarsch* and Stefan Bornholdt† Institute for Theoretical Physics, University of Bremen, DB Add to Reading List Source URL: www.itp.uni-bremen.de Language: English - Date: 2012-09-24 10:51:12 Network theory Neural networks Science Combinatorics Gene expression Gene regulatory network Boolean network Degree distribution Artificial neuron Graph theory Networks Mathematics
725	When is Na¨ıve Evaluation Possible? Amelie ´ Gheerbrant Leonid Libkin Add to Reading List Source URL: homepages.inf.ed.ac.uk Language: English - Date: 2013-06-07 12:18:09 Model theory Database theory Conjunctive query Modal logic Null Structure Kripke semantics FO Closed world assumption Logic Mathematics Mathematical logic
726	Discussion Paper An introduction to data cleaning with R The views expressed in this paper are those of the author(s) and do not necesarily reflect Add to Reading List Source URL: cran.at.r-project.org Language: English - Date: 2014-02-09 10:19:32 Scientific method Abstract algebra Linear algebra Data analysis Vector space Null Data cleansing R Euclidean vector Algebra Mathematics Science
727	Discussion Paper An introduction to data cleaning with R The views expressed in this paper are those of the author(s) and do not necesarily reflect Add to Reading List Source URL: cran.stat.upd.edu.ph Language: English - Date: 2014-02-09 10:19:32 Scientific method Abstract algebra Linear algebra Data analysis Vector space Null Data cleansing R Euclidean vector Algebra Mathematics Science
728	Discussion Paper An introduction to data cleaning with R The views expressed in this paper are those of the author(s) and do not necesarily reflect Add to Reading List Source URL: ftp.igh.cnrs.fr Language: English - Date: 2014-02-09 10:19:32 Scientific method Abstract algebra Linear algebra Data analysis Vector space Null Data cleansing R Euclidean vector Algebra Mathematics Science
729	Discussion Paper An introduction to data cleaning with R The views expressed in this paper are those of the author(s) and do not necesarily reflect Add to Reading List Source URL: cran.parentingamerica.com Language: English - Date: 2014-02-09 10:19:32 Scientific method Abstract algebra Linear algebra Data analysis Vector space Null Data cleansing R Euclidean vector Algebra Mathematics Science
730	Outdoor AR Library Tutorial Point-to-select in AR View by Rowan Livingstone The Human Interface Technology Laboratory New Zealand http://www.hitlabnz.org/mobileAR Add to Reading List Source URL: hitlabnz.org Language: English - Date: 2014-02-20 18:46:36 Null Science Structure Optics Reticle Surveying

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