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» Answering imprecise database queries: a novel approach
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ICDE
2006
IEEE
192views Database» more  ICDE 2006»
14 years 9 months ago
Approximating Aggregation Queries in Peer-to-Peer Networks
Peer-to-peer databases are becoming prevalent on the Internet for distribution and sharing of documents, applications, and other digital media. The problem of answering large scal...
Benjamin Arai, Gautam Das, Dimitrios Gunopulos, Va...
ICDE
2008
IEEE
129views Database» more  ICDE 2008»
14 years 9 months ago
Hierarchical Indexing Approach to Support XPath Queries
We study new hierarchical indexing approach to process XPATH queries. Here, a hierarchical index consists of index entries that are pairs of queries and their (full/partial) answer...
Jeffrey Xu Yu, Kam-Fai Wong, M. Tamer Özsu, N...
ICDE
2007
IEEE
126views Database» more  ICDE 2007»
14 years 9 months ago
Location-based Spatial Queries with Data Sharing in Wireless Broadcast Environments
Location-based spatial queries (LBSQs) refer to spatial queries whose answers rely on the location of the inquirer. Efficient processing of LBSQs is of critical importance with th...
Wei-Shinn Ku, Roger Zimmermann, Haixun Wang
ADC
2006
Springer
142views Database» more  ADC 2006»
14 years 1 months ago
An optimization for query answering on ALC database
Query answering over OWLs and RDFs on the Semantic Web is, in general, a deductive process. To this end, OWL, a family of web ontology languages based on description logic, has be...
Pakornpong Pothipruk, Guido Governatori
CIDR
2011
253views Algorithms» more  CIDR 2011»
12 years 11 months ago
Answering Queries using Humans, Algorithms and Databases
For some problems, human assistance is needed in addition to automated (algorithmic) computation. In sharp contrast to existing data management approaches, where human input is ei...
Aditya G. Parameswaran, Neoklis Polyzotis