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VLDB
2001
ACM
114views Database» more  VLDB 2001»
15 years 1 months ago
Distinct Sampling for Highly-Accurate Answers to Distinct Values Queries and Event Reports
Estimating the number of distinct values is a wellstudied problem, due to its frequent occurrence in queries and its importance in selecting good query plans. Previous work has sh...
Phillip B. Gibbons
WCNC
2010
IEEE
15 years 1 months ago
Differentiable Spectrum Partition for Fractional Frequency Reuse in Multi-Cell OFDMA Networks
To mitigate inter-cell interference (ICI) and achieve higher spectrum efficiency, fractional frequency reuse (FFR) has been widely adopted by the next generation wireless systems...
Weihuang Fu, Zhifeng Tao, Jinyun Zhang, Dharma P. ...
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CN
2006
112views more  CN 2006»
14 years 9 months ago
Optimal server allocations for streaming multimedia applications on the Internet
In this paper, we address the server selection problem for streaming applications on the Internet. The architecture we consider is similar to the content distribution networks con...
Padmavathi Mundur, Poorva Arankalle
SIGMOD
2008
ACM
162views Database» more  SIGMOD 2008»
15 years 9 months ago
Event queries on correlated probabilistic streams
A major problem in detecting events in streams of data is that the data can be imprecise (e.g. RFID data). However, current state-ofthe-art event detection systems such as Cayuga ...
Christopher Ré, Dan Suciu, Julie Letchner, ...
BMCBI
2010
96views more  BMCBI 2010»
14 years 9 months ago
OpenChrom: a cross-platform open source software for the mass spectrometric analysis of chromatographic data
Background: Today, data evaluation has become a bottleneck in chromatographic science. Analytical instruments equipped with automated samplers yield large amounts of measurement d...
Philip Wenig, Juergen Odermatt