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IDEAS
1997
IEEE
93views Database» more  IDEAS 1997»
13 years 11 months ago
Schema Evolution in Object Databases by Catalogs
We are concerned by schema evolution in Object Oriented Databases (OODB) that is processed by a modification on the classes on the schema. We present a new categorization of the d...
Anne Pons, Rudolf K. Keller
CONCUR
2009
Springer
14 years 2 months ago
Partial Order Reduction for Probabilistic Systems: A Revision for Distributed Schedulers
Abstract. The technique of partial order reduction (POR) for probabilistic model checking prunes the state space of the model so that a maximizing scheduler and a minimizing one pe...
Sergio Giro, Pedro R. D'Argenio, Luis María...
ICLP
2010
Springer
13 years 11 months ago
Using Generalized Annotated Programs to Solve Social Network Optimization Problems
Abstract. Reasoning about social networks (labeled, directed, weighted graphs) is becoming increasingly important and there are now models of how certain phenomena (e.g. adoption o...
Paulo Shakarian, V. S. Subrahmanian, Maria Luisa S...
CIKM
2004
Springer
14 years 1 months ago
Organizing structured web sources by query schemas: a clustering approach
In the recent years, the Web has been rapidly “deepened” with the prevalence of databases online. On this deep Web, many sources are structured by providing structured query i...
Bin He, Tao Tao, Kevin Chen-Chuan Chang
ECCV
2006
Springer
14 years 9 months ago
Learning and Incorporating Top-Down Cues in Image Segmentation
Abstract. Bottom-up approaches, which rely mainly on continuity principles, are often insufficient to form accurate segments in natural images. In order to improve performance, rec...
Xuming He, Richard S. Zemel, Debajyoti Ray