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UIC
2009
Springer
14 years 3 months ago
Implicit User Re-authentication for Mobile Devices
Abstract. Portable computers are used to store and access sensitive information. They are frequently used in insecure locations with little or no physical protection, and are there...
Sausan Yazji, Xi Chen, Robert P. Dick, Peter Scheu...
ISSS
1999
IEEE
151views Hardware» more  ISSS 1999»
14 years 1 months ago
Optimized System Synthesis of Complex RT Level Building Blocks from Multirate Dataflow Graphs
In order to cope with the ever increasing complexity of todays application specific integrated circuits, a building block based design methodology is established. The system is co...
Jens Horstmannshoff, Heinrich Meyr
INFOCOM
2010
IEEE
13 years 7 months ago
Delay Analysis for Cognitive Radio Networks with Random Access: A Fluid Queue View
Abstract—We consider a cognitive radio network where multiple secondary users (SUs) contend for spectrum usage, using random access, over available primary user (PU) channels. Ou...
Shanshan Wang, Junshan Zhang, Lang Tong
ICDE
2002
IEEE
128views Database» more  ICDE 2002»
14 years 10 months ago
Efficiently Ordering Query Plans for Data Integration
The goal of a data integration system is to provide a uniform interface to a multitude of data sources. Given a user query formulated in this interface, the system translates it i...
AnHai Doan, Alon Y. Halevy
VLDB
1994
ACM
147views Database» more  VLDB 1994»
14 years 1 months ago
Integrating a Structured-Text Retrieval System with an Object-Oriented Database System
We describe the integration of a structuredtext retrieval system (TextMachine) into an object-oriented database system (OpenODB). We use the external function capability of the da...
Tak W. Yan, Jurgen Annevelink