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SIGMOD
2006
ACM
194views Database» more  SIGMOD 2006»
16 years 7 months ago
Graph-based synopses for relational selectivity estimation
This paper introduces the Tuple Graph (TuG) synopses, a new class of data summaries that enable accurate selectivity estimates for complex relational queries. The proposed summari...
Joshua Spiegel, Neoklis Polyzotis
AINA
2006
IEEE
16 years 1 months ago
HyMoNet: a peer-to-peer hybrid multicast overlay network for efficient live media streaming
This paper presents HyMoNet, a peer-to-peer hybrid multicast overlay network for efficient live media streaming. The system comprises two parts: service infrastructure and user sp...
Bin Chang, Yuanchun Shi, Nan Zhang
ATAL
2004
Springer
16 years 19 days ago
Agents Swarming in Semantic Spaces to Corroborate Hypotheses
To anticipate and prevent acts of terrorism, Indications and Warnings analysts try to connect clues gleaned from massive quantities of complex data. Multi-agent approaches to supp...
Peter Weinstein, H. Van Dyke Parunak, Paul Chiusan...
VLDB
2004
ACM
113views Database» more  VLDB 2004»
16 years 17 days ago
Auditing Compliance with a Hippocratic Database
We introduce an auditing framework for determining whether a database system is adhering to its data disclosure policies. Users formulate audit expressions to specify the (sensiti...
Rakesh Agrawal, Roberto J. Bayardo Jr., Christos F...
WABI
2004
Springer
132views Bioinformatics» more  WABI 2004»
16 years 17 days ago
Joint Analysis of DNA Copy Numbers and Gene Expression Levels
Abstract. Genomic instabilities, amplifications, deletions and translocations are often observed in tumor cells. In the process of cancer pathogenesis cells acquire multiple genom...
Doron Lipson, Amir Ben-Dor, Elinor Dehan, Zohar Ya...