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PODS
2007
ACM
171views Database» more  PODS 2007»
14 years 8 months ago
Monadic datalog over finite structures with bounded treewidth
Bounded treewidth and Monadic Second Order (MSO) logic have proved to be key concepts in establishing fixed-parameter tractability results. Indeed, by Courcelle's Theorem we ...
Georg Gottlob, Reinhard Pichler, Fang Wei
EDBT
2008
ACM
137views Database» more  EDBT 2008»
14 years 8 months ago
Synthesizing structured text from logical database subsets
In the classical database world, information access has been based on a paradigm that involves structured, schema-aware, queries and tabular answers. In the current environment, h...
Alkis Simitsis, Georgia Koutrika, Yannis Alexandra...
ICFP
2005
ACM
14 years 8 months ago
Continuations from generalized stack inspection
Implementing first-class continuations can pose a challenge if the target machine makes no provisions for accessing and re-installing the run-time stack. In this paper, we present...
Greg Pettyjohn, John Clements, Joe Marshall, Shrir...
MOBISYS
2008
ACM
14 years 8 months ago
Cascadia: a system for specifying, detecting, and managing rfid events
Cascadia is a system that provides RFID-based pervasive computing applications with an infrastructure for specifying, extracting and managing meaningful high-level events from raw...
Evan Welbourne, Nodira Khoussainova, Julie Letchne...
PLDI
2010
ACM
14 years 5 months ago
A Context-free Markup Language for Semi-structured Text
An ad hoc data format is any non-standard, semi-structured data format for which robust data processing tools are not available. In this paper, we present ANNE, a new kind of mark...
Qian Xi, David Walker