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» Answering Imprecise Queries over Autonomous Web Databases
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EDBT
2009
ACM
145views Database» more  EDBT 2009»
13 years 11 months ago
Efficient top-k count queries over imprecise duplicates
We propose efficient techniques for processing various TopK count queries on data with noisy duplicates. Our method differs from existing work on duplicate elimination in two sign...
Sunita Sarawagi, Vinay S. Deshpande, Sourabh Kasli...
VLDB
2007
ACM
143views Database» more  VLDB 2007»
14 years 7 months ago
OLAP over Imprecise Data with Domain Constraints
Several recent papers have focused on OLAP over imprecise data, where each fact can be a region, instead of a point, in a multidimensional space. They have provided a multiple-wor...
Douglas Burdick, AnHai Doan, Raghu Ramakrishnan, S...
WEBDB
1999
Springer
119views Database» more  WEBDB 1999»
13 years 12 months ago
Query Answering Using Views for Data Integration over the Web
Diego Calvanese, Giuseppe De Giacomo, Maurizio Len...
CIDR
2003
109views Algorithms» more  CIDR 2003»
13 years 9 months ago
SkyQuery: A Web Service Approach to Federate Databases
Traditional science searched for new objects and phenomena that led to discoveries. Tomorrow's science will combine together the large pool of information in scientific archi...
Tanu Malik, Alexander S. Szalay, Tamas Budavari, A...
ICDE
2007
IEEE
158views Database» more  ICDE 2007»
14 years 9 months ago
Efficient Evaluation of Imprecise Location-Dependent Queries
In location-based services, it is common for a user to issue a query based on his/her current position. One such example is "find the available cabs within two miles of my cu...
Jinchuan Chen, Reynold Cheng