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» Performance evaluation of a firm real-time database system
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PPOPP
2010
ACM
14 years 5 months ago
A distributed placement service for graph-structured and tree-structured data
Effective data placement strategies can enhance the performance of data-intensive applications implemented on high end computing clusters. Such strategies can have a significant i...
Gregory Buehrer, Srinivasan Parthasarathy, Shirish...
WWW
2011
ACM
13 years 2 months ago
Rewriting queries on SPARQL views
The problem of answering SPARQL queries over virtual SPARQL views is commonly encountered in a number of settings, including while enforcing security policies to access RDF data, ...
Wangchao Le, Songyun Duan, Anastasios Kementsietsi...
ICDE
2005
IEEE
106views Database» more  ICDE 2005»
14 years 9 months ago
Effective Computation of Biased Quantiles over Data Streams
Skewis prevalentin manydata sourcessuchas IP traffic streams. To continually summarize the distribution of such data, a highbiased set of quantiles (e.g., 50th, 90th and 99th perc...
Graham Cormode, Flip Korn, S. Muthukrishnan, Dives...
SIGMOD
2008
ACM
206views Database» more  SIGMOD 2008»
14 years 8 months ago
Ad-hoc aggregations of ranked lists in the presence of hierarchies
A variety of web sites and web based services produce textual lists at varying time granularities ranked according to several criteria. For example, Google Trends produces lists o...
Nilesh Bansal, Sudipto Guha, Nick Koudas
DEXAW
2005
IEEE
263views Database» more  DEXAW 2005»
14 years 1 months ago
Energy Aware Routing Protocol for Heterogeneous Wireless Sensor Networks
In this paper we present Energy Aware Random Asynchronous Wakeup (RAW-E), a novel crosslayer power management and routing protocol for heterogeneous wireless sensor and actor netw...
Vamsi Paruchuri, Arjan Durresi, Leonard Barolli