498 search results - page 41 / 100 » Automatic Detection of Structural Changes in Data Warehouses |
VLDB
2005
ACM
14 years 1 months ago
2005
ACM
To answer user queries, a data integration system employs a set of semantic mappings between the mediated schema and the schemas of data sources. In dynamic environments sources o...
SIGMETRICS
2008
ACM
13 years 7 months ago
2008
ACM
Abstract. When installing network intrusion detection systems (NIDSs), operators are faced with a large number of parameters and analysis options for tuning trade-offs between dete...
ICDM
2010
IEEE
13 years 5 months ago
2010
IEEE
Community detection is an important task for mining the structure and function of complex networks. Many pervious approaches are difficult to detect communities with arbitrary size...
DATAMINE
2008
13 years 7 months ago
2008
Learning from imbalanced datasets presents a convoluted problem both from the modeling and cost standpoints. In particular, when a class is of great interest but occurs relatively...
ECCV
2008
Springer
14 years 9 months ago
2008
Springer
Abstract. We propose a novel and efficient method for generic arbitraryview object class detection and localization. In contrast to existing singleview and multi-view methods using...