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VLDB
1999
ACM
124views Database» more  VLDB 1999»
15 years 4 months ago
Cost Models DO Matter: Providing Cost Information for Diverse Data Sources in a Federated System
An important issue for federated systems of diverse data sources is optimizing cross-source queries, without building knowledge of individual sources into the optimizer. This pape...
Mary Tork Roth, Fatma Ozcan, Laura M. Haas
BMCBI
2007
142views more  BMCBI 2007»
14 years 12 months ago
LinkHub: a Semantic Web system that facilitates cross-database queries and information retrieval in proteomics
nd: A key abstraction in representing proteomics knowledge is the notion of unique identifiers for individual entities (e.g. proteins) and the massive graph of relationships among...
Andrew K. Smith, Kei-Hoi Cheung, Kevin Y. Yip, Mar...
ECIS
2003
15 years 1 months ago
Development of a security methodology for cooperative information systems: the cooPSIS project
Since networks and computing systems are vital components of today's life, it is of utmost importance to endow them with the capability to survive physical and logical faults...
Mariagrazia Fugini, Mario Mezzanzanica
ICFP
2012
ACM
13 years 2 months ago
Addressing covert termination and timing channels in concurrent information flow systems
When termination of a program is observable by an adversary, confidential information may be leaked by terminating accordingly. While this termination covert channel has limited ...
Deian Stefan, Alejandro Russo, Pablo Buiras, Amit ...
HICSS
2007
IEEE
139views Biometrics» more  HICSS 2007»
15 years 6 months ago
Physicians' Resistance toward Healthcare Information Technologies: A Dual-Factor Model
This paper proposes and validates a theory of physician resistance toward IT usage by drawing on prior research in the resistance to change literature and a recent dual-factor mod...
Anol Bhattacherjee, Neset Hikmet