Sciweavers

181 search results - page 7 / 37
» A Case Study in Access Control Requirements for a Health Inf...
Sort
View
GIS
2008
ACM
14 years 8 months ago
Should SDBMS support a join index?: a case study from CrimeStat
Given a spatial crime data warehouse, that is updated infrequently and a set of operations O as well as constraints of storage and update overheads, the index type selection probl...
Pradeep Mohan, Ronald E. Wilson, Shashi Shekhar, B...
CBMS
2008
IEEE
14 years 2 months ago
Behavior-Based Access Control for Distributed Healthcare Environment
Privacy and security are critical requirements for using patient profiles in distributed healthcare environments. The amalgamation of new information technology with traditional ...
Mohammad H. Yarmand, Kamran Sartipi, Douglas G. Do...
SAC
2005
ACM
14 years 1 months ago
An attribute-based access matrix model
In traditional access control models like MAC, DAC, and RBAC, authorization decisions are determined according to identities of subjects and objects, which are authenticated by a ...
Xinwen Zhang, Yingjiu Li, Divya Nalla
IADIS
2004
13 years 9 months ago
A Case Study on Research Assistant System From Knowledge Management Perspective
The purpose of this study is to develop a web-based Research Assistant System (RAS), a Knowledge Management System by community of practice, to improve the group performance of Re...
Jin Yang, Ming Huang
DSS
2006
140views more  DSS 2006»
13 years 7 months ago
Access control and audit model for the multidimensional modeling of data warehouses
Due to the sensitive data contained in Data Warehouses (DW), it is essential to specify security measures from the early stages of the DW design and enforce them. Traditional acce...
Eduardo Fernández-Medina, Juan Trujillo, Ro...