Sciweavers

1255 search results - page 120 / 251
» Model-Driven Development of Model Transformations
Sort
View
SDB
1995
95views Database» more  SDB 1995»
15 years 1 months ago
Semantics of Database Transformations
Database transformations arise in many di erent settings including database integration, evolution of database systems, and implementing user views and data-entry tools. This paper...
Peter Buneman, Susan B. Davidson, Anthony Kosky
SOSYM
2010
107views more  SOSYM 2010»
14 years 8 months ago
A UML/OCL framework for the analysis of graph transformation rules
In this paper we present an approach for the analysis of graph transformation rules based on an intermediate OCL representation. We translate different rule semantics into OCL, to...
Jordi Cabot, Robert Clarisó, Esther Guerra,...
FASE
2009
Springer
15 years 4 months ago
Transformation of Type Graphs with Inheritance for Ensuring Security in E-Government Networks
Abstract. E-government services usually process large amounts of confidential data. Therefore, security requirements for the communication between components have to be adhered in...
Frank Hermann, Hartmut Ehrig, Claudia Ermel
CN
2008
126views more  CN 2008»
14 years 10 months ago
Graph transformation approaches for diverse routing in shared risk resource group (SRRG) failures
Failure resilience is a desired feature of the Internet. Most traditional restoration architectures assume single-failure assumption, which is not adequate in present day WDM opti...
Pallab Datta, Arun K. Somani
ICASSP
2011
IEEE
14 years 1 months ago
Prediction of discrete cosine transformed coefficients in resized pixel blocks
Abstract— A hybrid model was developed to predict the zeroquantized discrete cosine transform (ZQDCT) coefficients for intra blocks in our previous work. However, the complicated...
Jin Li, Weiwei Chen, Moncef Gabbouj, Jarmo Takala,...