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ICDM
2009
IEEE
126views Data Mining» more  ICDM 2009»
16 years 1 months ago
Convex Non-negative Matrix Factorization in the Wild
Abstract—Non-negative matrix factorization (NMF) has recently received a lot of attention in data mining, information retrieval, and computer vision. It factorizes a non-negative...
Christian Thurau, Kristian Kersting, Christian Bau...
EDBT
2006
ACM
136views Database» more  EDBT 2006»
16 years 6 months ago
Optimizing Monitoring Queries over Distributed Data
Scientific data in the life sciences is distributed over various independent multi-format databases and is constantly expanding. We discuss a scenario where a life science research...
Frank Neven, Dieter Van de Craen
DAWAK
2007
Springer
16 years 23 days ago
Automating the Schema Matching Process for Heterogeneous Data Warehouses
Abstract. A federated data warehouse is a logical integration of data warehouses applicable when physical integration is impossible due to privacy policy or legal restrictions. In ...
Marko Banek, Boris Vrdoljak, A. Min Tjoa, Zoran Sk...
ESOP
2007
Springer
16 years 23 days ago
CC-Pi: A Constraint-Based Language for Specifying Service Level Agreements
Abstract. Service Level Agreements are a key issue in Service Oriented Computing. SLA contracts specify client requirements and service guarantees, with emphasis on Quality of Serv...
Maria Grazia Buscemi, Ugo Montanari
GRID
2007
Springer
16 years 23 days ago
Dynamic, context-aware, least-privilege grid delegation
— Performing delegation in large scale, dynamic and distributed environments with large numbers of shared resources is more challenging than inside local administrative domains. ...
Mehran Ahsant, Jim Basney, S. Lennart Johnsson