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» Semantics and Complexity of SPARQL
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C3S2E
2009
ACM
15 years 11 months ago
Integrating heterogeneous user interfaces in service oriented web applications
Service Oriented Architecture (SOA) is a design framework that permits the developer to build complex applications from smaller modules called “services”. When applying SOA to...
Matthias Tilsner, Adrian Fiech, Thomas Specht
DOLAP
2009
ACM
15 years 11 months ago
A taxonomy of ETL activities
Extract-Transform-Load (ETL) activities are software modules responsible for populating a data warehouse with operational data, which have undergone a series of transformations on...
Panos Vassiliadis, Alkis Simitsis, Eftychia Baikou...
ICUIMC
2009
ACM
15 years 11 months ago
PicAChoo: a tool for customizable feature extraction utilizing characteristics of textual data
Although documents have hundreds of thousands of unique words, only a small number of words are significantly useful for intelligent services. For this reason, feature extraction ...
Jaeseok Myung, Jung-Yeon Yang, Sang-goo Lee
FOSSACS
2010
Springer
15 years 11 months ago
Reachability Analysis of Communicating Pushdown Systems
Abstract. The reachability analysis of recursive programs that communicate asynchronously over reliable Fifo channels calls for restrictions to ensure decidability. We extend here ...
Alexander Heußner, Jérôme Lerou...
ACSC
2008
IEEE
15 years 11 months ago
A model, schema, and interface for metadata file systems
Modern computer systems are based on the traditional hierarchical file system model, but typically contain large numbers of files with complex interrelationships. This tradition...
Stijn Dekeyser, Richard Watson, Lasse Motrø...