947 search results - page 162 / 190 » Information Security in Mobile Databases |
WMCSA
2003
IEEE
14 years 4 months ago
2003
IEEE
Applications and services in ubiquitous computing systems often interact in a context-dependent, reactive manner. How information flows, and what services communicate when, is det...
SAC
2008
ACM
13 years 10 months ago
2008
ACM
Because of the large amount of trajectory data produced by mobile devices, there is an increasing need for mechanisms to extract knowledge from this data. Most existing works have...
IROS
2009
IEEE
14 years 5 months ago
2009
IEEE
— Simultaneous Localization and Mapping (SLAM) based on visual information is a challenging problem. One of the main problems with visual SLAM is to find good quality landmarks,...
ICDE
2008
IEEE
15 years 8 days ago
2008
IEEE
We consider a privacy threat to a social network in which the goal of an attacker is to obtain knowledge of a significant fraction of the links in the network. We formalize the ty...
ICPR
2004
IEEE
15 years 22 hour ago
2004
IEEE
A smart card based face verification system is proposed in which the feature extraction and decision making is performed on the card. Such an architecture has many privacy and sec...