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EDBT
2012
ACM
214views Database» more  EDBT 2012»
8 years 1 months ago
An optimization framework for map-reduce queries
We present an effective optimization framework for general SQLlike map-reduce queries, which is based on a novel query algebra and uses a small number of higher-order physical ope...
Leonidas Fegaras, Chengkai Li, Upa Gupta
IUI
2012
ACM
8 years 7 months ago
PhysicsBook: a sketch-based interface for animating physics diagrams
We present PhysicsBook, a prototype system that enables users to solve physics problems using a sketch-based interface and then animates any diagram used in solving the problem to...
Salman Cheema, Joseph J. LaViola Jr.
BIOSTEC
2011
253views Healthcare» more  BIOSTEC 2011»
8 years 11 months ago
On the Benefits of Speech and Touch Interaction with Communication Services for Mobility Impaired Users
Although technology for communication has evolved tremendously over the past decades, mobility impaired individuals still face many difficulties interacting with communication serv...
Carlos Galinho Pires, Fernando Miguel Pinto, Eduar...
ATAL
2011
Springer
8 years 11 months ago
AgentC: agent-based system for securing maritime transit
Recent rise in maritime piracy prompts the search for novel techniques for addressing the problem. We therefore developed AgentC, a prototype system that demonstrates how agent-ba...
Michal Jakob, Ondrej Vanek, Branislav Bosansk&yacu...
SIGMOD
2011
ACM
276views Database» more  SIGMOD 2011»
9 years 2 months ago
Schedule optimization for data processing flows on the cloud
Scheduling data processing workflows (dataflows) on the cloud is a very complex and challenging task. It is essentially an optimization problem, very similar to query optimizati...
Herald Kllapi, Eva Sitaridi, Manolis M. Tsangaris,...
INFOCOM
2011
IEEE
9 years 2 months ago
Ubiquitous data collection for mobile users in wireless sensor networks
Abstract—We study the ubiquitous data collection for mobile users in wireless sensor networks. People with handheld devices can easily interact with the network and collect data....
Zhenjiang Li, Mo Li, Jiliang Wang, Zhichao Cao
SEMCO
2008
IEEE
10 years 5 months ago
Extracting and Exploring the Geo-Temporal Semantics of Textual Resources
Geo-temporal criteria are important for filtering, grouping and prioritizing information resources. This presents techniques for extracting semantic geo-temporal information from ...
Bruno Martins, Hugo Manguinhas, José Luis B...
SIGMOD
2005
ACM
108views Database» more  SIGMOD 2005»
10 years 11 months ago
SPIDER: flexible matching in databases
We present a prototype system, SPIDER, developed at AT&T Labs? Research, which supports flexible string attribute value matching in large databases. We discuss the design prin...
Nick Koudas, Amit Marathe, Divesh Srivastava
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