Sciweavers

884 search results - page 22 / 177
» Granularity as a Parameter of Context
Sort
View
TIME
2006
IEEE
14 years 2 months ago
k-Anonymity in Databases with Timestamped Data
In this paper we extend the notion of k-anonymity in the context of databases with timestamped information in order to naturally define k-anonymous views of temporal data. We als...
Sergio Mascetti, Claudio Bettini, Xiaoyang Sean Wa...
ICALT
2005
IEEE
14 years 2 months ago
Phoenix Tool: A Support to Semantic Learning Model
Share and reuse of learning objects are an important issue, that are not solved by simply adding a metadata description. Their contextualisation as well as their level of granular...
Emmanuel Fernandes, Hend Madhour, Sami Miniaoui, M...
BROADNETS
2004
IEEE
14 years 15 days ago
The Effects of the Sub-Carrier Grouping on Multi-Carrier Channel Aware Scheduling
Channel-aware scheduling and link adaptation (LA) methods are widely considered to be crucial for realizing high data rates in wireless networks. Multi-carrier systems that spread...
Fanchun Jin, Gokhan Sahin, Amrinder Arora, Hyeong-...
GLOBECOM
2006
IEEE
14 years 2 months ago
Receiver Directed Adaptation of Multicode CDMA Transmission for Frequency-Selective Rayleigh Fading Channels
— Future wireless communication systems require highly efficient use of radio parameters. Adaptability to changing environment conditions and to service application requirements ...
Armelle Wautier, Lionel Husson, Jacques Antoine
CVPR
2006
IEEE
14 years 2 months ago
Robust multi-target tracking using spatio-temporal context
In multi-target tracking, the maintaining of the correct identity of targets is challenging. In the presented tracking method, accurate target identification is achieved by incor...
Hieu Tat Nguyen, Qiang Ji, Arnold W. M. Smeulders