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» Semantics of Database Transformations
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WEBDB
2004
Springer
99views Database» more  WEBDB 2004»
15 years 10 months ago
Semantic Multicast for Content-based Stream Dissemination
We consider the problem of content-based routing and dissemination of highly-distributed, fast data streams from multiple sources to multiple receivers. Our target application dom...
Olga Papaemmanouil, Ugur Çetintemel
AAAI
2004
15 years 6 months ago
PRECISE on ATIS: Semantic Tractability and Experimental Results
The need for Natural Language Interfaces to databases (NLIs) has become increasingly acute as more and more people access information through their web browsers, PDAs, and cell ph...
Ana-Maria Popescu, Alex Armanasu, Oren Etzioni, Da...
CORR
2010
Springer
147views Education» more  CORR 2010»
15 years 2 months ago
Matching Dependencies with Arbitrary Attribute Values: Semantics, Query Answering and Integrity Constraints
Matching dependencies (MDs) are used to declaratively specify the identification (or matching) of certain attribute values in pairs of database tuples when some similarity conditi...
Jaffer Gardezi, Leopoldo E. Bertossi, Iluju Kiring...
BMCBI
2006
184views more  BMCBI 2006»
15 years 5 months ago
PubFocus: semantic MEDLINE/PubMed citations analytics through integration of controlled biomedical dictionaries and ranking algo
Background: Understanding research activity within any given biomedical field is important. Search outputs generated by MEDLINE/PubMed are not well classified and require lengthy ...
Maksim V. Plikus, Zina Zhang, Cheng-Ming Chuong
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SIGMOD
2003
ACM
106views Database» more  SIGMOD 2003»
16 years 5 months ago
XPath Processing in a Nutshell
We provide a concise yet complete formal definition of the semantics of XPath 1 and summarize efficient algorithms for processing queries in this language. Our presentation is int...
Georg Gottlob, Christoph Koch, Reinhard Pichler