Sciweavers

2063 search results - page 60 / 413
» Containment of Aggregate Queries
Sort
View
SOSP
2001
ACM
14 years 7 months ago
Building Efficient Wireless Sensor Networks with Low-Level Naming
In most distributed systems, naming of nodes for low-level communication leveragestopologicallocation(such as node addresses) and is independentof any application. In this paper, ...
John S. Heidemann, Fabio Silva, Chalermek Intanago...
ESWS
2006
Springer
14 years 1 months ago
Content Aggregation on Knowledge Bases Using Graph Clustering
Recently, research projects such as PADLR and SWAP have developed tools like Edutella or Bibster, which are targeted at establishing peer-to-peer knowledge management (P2PKM) syste...
Christoph Schmitz, Andreas Hotho, Robert Jäsc...
PODS
2006
ACM
121views Database» more  PODS 2006»
14 years 10 months ago
On the efficiency of checking perfect privacy
Privacy-preserving query-answering systems answer queries while provably guaranteeing that sensitive information is kept secret. One very attractive notion of privacy is perfect p...
Ashwin Machanavajjhala, Johannes Gehrke
ICDE
2009
IEEE
223views Database» more  ICDE 2009»
15 years 16 min ago
Another Outlier Bites the Dust: Computing Meaningful Aggregates in Sensor Networks
Abstract-- Recent work has demonstrated that readings provided by commodity sensor nodes are often of poor quality. In order to provide a valuable sensory infrastructure for monito...
Antonios Deligiannakis, Yannis Kotidis, Vasilis Va...
WSDM
2009
ACM
104views Data Mining» more  WSDM 2009»
14 years 5 months ago
Top-k aggregation using intersections of ranked inputs
There has been considerable past work on efficiently computing top k objects by aggregating information from multiple ranked lists of these objects. An important instance of this...
Ravi Kumar, Kunal Punera, Torsten Suel, Sergei Vas...