Sciweavers

194 search results - page 25 / 39
» Algebraic Laws for Feature Models
Sort
View
CCS
2010
ACM
14 years 5 months ago
Cryptographic role-based security mechanisms based on role-key hierarchy
Even though role-based access control (RBAC) can tremendously help us minimize the complexity in administering users, it is still needed to realize the notion of roles at the reso...
Yan Zhu, Gail-Joon Ahn, Hongxin Hu, Huaixi Wang
POPL
2007
ACM
14 years 11 months ago
Lightweight fusion by fixed point promotion
This paper proposes a lightweight fusion method for general recursive function definitions. Compared with existing proposals, our method has several significant practical features...
Atsushi Ohori, Isao Sasano
ACS
2005
13 years 10 months ago
Measurable Categories
A `2-group' is a category equipped with a multiplication satisfying laws like those of a group. Just as groups have representations on vector spaces, 2-groups have representa...
D. Yetter
VLDB
1998
ACM
180views Database» more  VLDB 1998»
14 years 3 months ago
nD-SQL: A Multi-Dimensional Language for Interoperability and OLAP
We propose a multi-dimensional language called nD-SQL with the following features: (i) nD-SQL supports queries that interoperate amongst multiple relational sources with heterogen...
Frédéric Gingras, Laks V. S. Lakshma...
ESWS
2008
Springer
14 years 18 days ago
Foundations of RDF Databases
The goal of this paper is to give an overview of the basics of the theory of RDF databases. We provide a formal definition of RDF that includes the features that distinguish this m...
Claudio Gutierrez