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DSN
2007
IEEE
16 years 22 days ago
SLAM: Sleep-Wake Aware Local Monitoring in Sensor Networks
Sleep-wake protocols are critical in sensor networks to ensure long-lived operation. However, an open problem is how to develop efficient mechanisms that can be incorporated with ...
Issa Khalil, Saurabh Bagchi, Ness B. Shroff
DEBS
2007
ACM
15 years 10 months ago
A system for semantic data fusion in sensor networks
Emerging sensor network technologies are expected to substantially augment applications such as environmental monitoring, health-care, and home/commercial automation. However, muc...
Alex Wun, Milenko Petrovic, Hans-Arno Jacobsen
ER
2006
Springer
123views Database» more  ER 2006»
15 years 10 months ago
A Quantitative Summary of XML Structures
Statistical summaries in relational databases mainly focus on the distribution of data values and have been found useful for various applications, such as query evaluation and data...
Zi Lin, Bingsheng He, Byron Choi
WWW
2010
ACM
15 years 10 months ago
Enabling entity-based aggregators for web 2.0 data
Selecting and presenting content culled from multiple heterogeneous and physically distributed sources is a challenging task. The exponential growth of the web data in modern time...
Ekaterini Ioannou, Claudia Niederée, Yannis...
SIGMOD
1999
ACM
181views Database» more  SIGMOD 1999»
15 years 10 months ago
Approximate Computation of Multidimensional Aggregates of Sparse Data Using Wavelets
Computing multidimensional aggregates in high dimensions is a performance bottleneck for many OLAP applications. Obtaining the exact answer to an aggregation query can be prohibit...
Jeffrey Scott Vitter, Min Wang