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» Refreshing Models to Provide Timely Query Recommendations
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GIS
2004
ACM
14 years 9 months ago
Supporting spatial aggregation in sensor network databases
Sensor networks are unattended deeply distributed systems whose schema can be conceptualized using the relational model. Aggregation queries on the data sampled at each ode are th...
Mehdi Sharifzadeh, Cyrus Shahabi
HT
2005
ACM
14 years 2 months ago
Queries as anchors: selection by association
This paper introduces a new method for linking the world view of the search engine user community with that of the search engine itself. This new method is based on collecting and...
Einat Amitay, Adam Darlow, David Konopnicki, Uri W...
SIGMOD
2010
ACM
153views Database» more  SIGMOD 2010»
14 years 1 months ago
Threshold query optimization for uncertain data
The probabilistic threshold query (PTQ) is one of the most common queries in uncertain databases, where all results satisfying the query with probabilities that meet the threshold...
Yinian Qi, Rohit Jain, Sarvjeet Singh, Sunil Prabh...
SIGMOD
2011
ACM
219views Database» more  SIGMOD 2011»
12 years 11 months ago
Context-sensitive ranking for document retrieval
We study the problem of context-sensitive ranking for document retrieval, where a context is defined as a sub-collection of documents, and is specified by queries provided by do...
Liang Jeff Chen, Yannis Papakonstantinou
P2P
2003
IEEE
205views Communications» more  P2P 2003»
14 years 1 months ago
Peer-to-Peer Spatial Queries in Sensor Networks
Sensor networks, that consist of potentially several thousands of nodes each with sensing (heat, sound, light, magnetism, etc.) and wireless communication capabilities, provide gr...
Murat Demirbas, Hakan Ferhatosmanoglu