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ER
1994
Springer
121views Database» more  ER 1994»
14 years 2 months ago
An Executable Meta Model for Re-Engineering of Database Schemas
A logical database schema, e.g. a relational one, is an implementation of a speci cation, e.g. an entity-relationship diagram. Upcoming new data models and the necessity of seamle...
Manfred A. Jeusfeld, Uwe A. Johnen
ESORICS
1994
Springer
14 years 2 months ago
The ESPRIT Project CAFE - High Security Digital Payment Systems
CAFE ("Conditional Access for Europe") is an ongoing project in the European Community's ESPRIT program. The goal of CAFE is to develop innovative systems for condit...
Jean-Paul Boly, Antoon Bosselaers, Ronald Cramer, ...
AC
1992
Springer
14 years 2 months ago
Logic and Databases
Logic and databases have gone a long way together since the advent of relational databases. Already the rst basic query languages for relational databases beside relational algebra...
Johann Eder
HPCN
1994
Springer
14 years 2 months ago
Three-Dimensional Simulation of Semiconductor Devices
The exact knowledge of the heat flow in heterojunction bipolar transistors (HBT) during power operation is an important key factor for the systematic improvement of power density,...
Wilfried Klix, Ralf Dittmann, Roland Stenzel
SIGGRAPH
1994
ACM
14 years 2 months ago
Drawing and animation using skeletal strokes
strokes makes it particularly attractive in terms of storage size and transmission efficiency. Its efficient implementation is favourable for incorporation into windowing systems a...
Siu Chi Hsu, Irene H. H. Lee