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ANTS
2008
Springer
106views Algorithms» more  ANTS 2008»
13 years 10 months ago
Computing in Component Groups of Elliptic Curves
Let K be a p-adic local field and E an elliptic curve defined over K. The component group of E is the group E(K)/E0(K), where E0(K) denotes the subgroup of points of good reduction...
J. E. Cremona
DSN
2005
IEEE
14 years 2 months ago
Testing the Dependability and Performance of Group Communication Based Database Replication Protocols
Database replication based on group communication systems has recently been proposed as an efficient and resilient solution for large-scale data management. However, its evaluati...
A. Sousa, José Pereira, L. Soares, Alfr&aci...
CORR
2007
Springer
132views Education» more  CORR 2007»
13 years 8 months ago
Data Cube: A Relational Aggregation Operator Generalizing Group-By, Cross-Tab, and Sub-Totals
Data analysis applications typically aggregate data across many dimensions looking for anomalies or unusual patterns. The SQL aggregate functions and the GROUP BY operator produce ...
Jim Gray, Surajit Chaudhuri, Adam Bosworth, Andrew...
CN
2006
62views more  CN 2006»
13 years 8 months ago
Key bundles and parcels: Secure communication in many groups
We consider a system where each user is in one or more elementary groups. In this system, arbitrary groups of users can be specified using the operations of union, intersection, a...
Eunjin Jung, Alex X. Liu, Mohamed G. Gouda
AH
2004
Springer
14 years 2 months ago
Modeling Learners as Individuals and as Groups
Abstract. Adaptive navigation support normally attempts to make selecting a relevant hyperlink as easy as possible. However, in educational applications, this may have negative lea...
Roland Hübscher, Sadhana Puntambekar