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COOPIS
2003
IEEE
14 years 3 months ago
Extending OO Metamodels towards Dynamic Object Roles
This paper discusses some of the implications of introducing the dynamic object role concept into object-oriented metamodels on both implementational and conceptual modeling levels...
Andrzej Jodlowski, Piotr Habela, Jacek Plodzien, K...
DEBS
2003
ACM
14 years 3 months ago
Relational subscription middleware for Internet-scale publish-subscribe
We present a design of a distributed publish-subscribe system that extends the functionality of messaging middleware with “relational subscriptions”, to support timely updates...
Yuhui Jin, Robert E. Strom
DOLAP
2003
ACM
14 years 3 months ago
Exploiting hierarchical clustering in evaluating multidimensional aggregation queries
Multidimensional aggregation queries constitute the single most important class of queries for data warehousing applications and decision support systems. The bottleneck in the ev...
Dimitri Theodoratos
JCDL
2003
ACM
105views Education» more  JCDL 2003»
14 years 3 months ago
Convergence of Knowledge Management and E-Learning: The GetSmart Experience
The National Science Digital Library (NSDL), launched in December 2002, is emerging as a center of innovation in digital libraries as applied to education. As a part of this exten...
Byron Marshall, Yiwen Zhang, Hsinchun Chen, Ann M....
NSPW
2003
ACM
14 years 3 months ago
Owner-controlled information
Large-scale data breaches exposing sensitive personal information are becoming commonplace. For numerous reasons, conventional personal (identification) information leaks from da...
Carrie Gates, Jacob Slonim