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» Distributed Authorization with Distributed Grammars
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126
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ICDT
2010
ACM
219views Database» more  ICDT 2010»
16 years 24 days ago
Aggregate Queries for Discrete and Continuous Probabilistic XML
Sources of data uncertainty and imprecision are numerous. A way to handle this uncertainty is to associate probabilistic annotations to data. Many such probabilistic database mode...
Serge Abiteboul, T.-H Hubert Chan, Evgeny Kharlamo...
144
Voted
PODC
2006
ACM
15 years 9 months ago
Sketching asynchronous streams over a sliding window
We study the problem of maintaining sketches of recent elements of a data stream. Motivated by applications involving network data, we consider streams that are asynchronous, in w...
Srikanta Tirthapura, Bojian Xu, Costas Busch
SPAA
2010
ACM
15 years 8 months ago
Securing every bit: authenticated broadcast in radio networks
This paper studies non-cryptographic authenticated broadcast in radio networks subject to malicious failures. We introduce two protocols that address this problem. The first, Nei...
Dan Alistarh, Seth Gilbert, Rachid Guerraoui, Zark...
131
Voted
IPPS
1996
IEEE
15 years 7 months ago
Practical Parallel Algorithms for Dynamic Data Redistribution, Median Finding, and Selection
A common statistical problem is that of nding the median element in a set of data. This paper presents a fastand portable parallel algorithm for nding the median given a set of el...
David A. Bader, Joseph JáJá
HPDC
2010
IEEE
15 years 4 months ago
Mendel: efficiently verifying the lineage of data modified in multiple trust domains
Data is routinely created, disseminated, and processed in distributed systems that span multiple administrative domains. To maintain accountability while the data is transformed b...
Ashish Gehani, Minyoung Kim