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» Probabilistic Skylines on Uncertain Data
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ICDE
2008
IEEE
160views Database» more  ICDE 2008»
16 years 27 days ago
Exploiting Lineage for Confidence Computation in Uncertain and Probabilistic Databases
We study the problem of computing query results with confidence values in ULDBs: relational databases with uncertainty and lineage. ULDBs, which subsume probabilistic databases, o...
Anish Das Sarma, Martin Theobald, Jennifer Widom
SDM
2011
SIAM
223views Data Mining» more  SDM 2011»
14 years 2 months ago
Characterizing Uncertain Data using Compression
Motivated by sensor networks, mobility data, biology and life sciences, the area of mining uncertain data has recently received a great deal of attention. While various papers hav...
Francesco Bonchi, Matthijs van Leeuwen, Antti Ukko...
ICDT
2009
ACM
166views Database» more  ICDT 2009»
16 years 7 days ago
A compositional framework for complex queries over uncertain data
The ability to flexibly compose confidence computation with the operations of relational algebra is an important feature of probabilistic database query languages. Computing confi...
Christoph Koch, Michaela Götz
SIGMOD
2010
ACM
153views Database» more  SIGMOD 2010»
15 years 4 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...
EDBT
2009
ACM
115views Database» more  EDBT 2009»
15 years 6 months ago
Top-k dominating queries in uncertain databases
Due to the existence of uncertain data in a wide spectrum of real applications, uncertain query processing has become increasingly important, which dramatically differs from handl...
Xiang Lian, Lei Chen 0002