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SIGMOD
2010
ACM
250views Database» more  SIGMOD 2010»
13 years 8 months ago
Expressive and flexible access to web-extracted data: a keyword-based structured query language
Automated extraction of structured data from Web sources often leads to large heterogeneous knowledge bases (KB), with data and schema items numbering in the hundreds of thousands...
Jeffrey Pound, Ihab F. Ilyas, Grant E. Weddell
SENSYS
2006
ACM
14 years 2 months ago
Data compression algorithms for energy-constrained devices in delay tolerant networks
Sensor networks are fundamentally constrained by the difficulty and energy expense of delivering information from sensors to sink. Our work has focused on garnering additional si...
Christopher M. Sadler, Margaret Martonosi
ELPUB
2006
ACM
14 years 2 months ago
A New Concept in High Resolution Internet Image Browsing
Various new imaging techniques have been used at the C2RMF, in order to digitize paintings and objects. These techniques are used for extensive and detailed non-destructive analys...
Denis Pitzalis, Ruven Pillay, Christian Lahanier
PODS
2012
ACM
253views Database» more  PODS 2012»
11 years 10 months ago
Local transformations and conjunctive-query equivalence
Over the past several decades, the study of conjunctive queries has occupied a central place in the theory and practice of database systems. In recent years, conjunctive queries h...
Ronald Fagin, Phokion G. Kolaitis
SIGSOFT
2005
ACM
14 years 8 months ago
Applying classification techniques to remotely-collected program execution data
There is an increasing interest in techniques that support measurement and analysis of fielded software systems. One of the main goals of these techniques is to better understand ...
Murali Haran, Alan F. Karr, Alessandro Orso, Adam ...