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» Answering Queries using Humans, Algorithms and Databases
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ICDE
1996
IEEE
142views Database» more  ICDE 1996»
16 years 5 months ago
Approximate Queries and Representations for Large Data Sequences
Many new database application domains such as experimental sciences and medicine are characterized by large sequences as their main form of data. Using approximate representation ...
Hagit Shatkay, Stanley B. Zdonik
DCOSS
2008
Springer
15 years 5 months ago
An Information Theoretic Framework for Field Monitoring Using Autonomously Mobile Sensors
We consider a mobile sensor network monitoring a spatio-temporal field. Given limited caches at the sensor nodes, the goal is to develop a distributed cache management algorithm to...
Hany Morcos, George Atia, Azer Bestavros, Ibrahim ...
PVLDB
2010
225views more  PVLDB 2010»
14 years 10 months ago
Efficient Processing of Top-k Spatial Preference Queries
Top-k spatial preference queries return a ranked set of the k best data objects based on the scores of feature objects in their spatial neighborhood. Despite the wide range of loc...
João B. Rocha-Junior, Akrivi Vlachou, Chris...
PODS
2009
ACM
124views Database» more  PODS 2009»
16 years 4 months ago
Indexing uncertain data
Querying uncertain data has emerged as an important problem in data management due to the imprecise nature of many measurement data. In this paper we study answering range queries...
Pankaj K. Agarwal, Siu-Wing Cheng, Yufei Tao, Ke Y...
ICDE
2009
IEEE
159views Database» more  ICDE 2009»
16 years 5 months ago
Sketch-Based Summarization of Ordered XML Streams
XML streams, such as RSS feeds or complex event streams, are becoming increasingly pervasive as they provide the foundation for a wide range of emerging applications. An important...
Veronica Mayorga, Neoklis Polyzotis