Sciweavers

1368 search results - page 183 / 274
» Knowledge Management in Network Contexts
Sort
View
ICDCS
2012
IEEE
11 years 11 months ago
Tiresias: Online Anomaly Detection for Hierarchical Operational Network Data
Operational network data, management data such as customer care call logs and equipment system logs, is a very important source of information for network operators to detect prob...
Chi-Yao Hong, Matthew Caesar, Nick G. Duffield, Ji...
SACMAT
2011
ACM
13 years 4 days ago
Modeling data flow in socio-information networks: a risk estimation approach
Information leakage via the networks formed by subjects (e.g., Facebook, Twitter) and objects (e.g., blogosphere) − some of whom may be controlled by malicious insiders − ofte...
Ting Wang, Mudhakar Srivatsa, Dakshi Agrawal, Ling...
ICASSP
2008
IEEE
14 years 3 months ago
Optimal stochastic dual resource allocation for cognitive radios based on quantized CSI
The present paper deals with dynamic resource management based on quantized channel state information (CSI) for multi-carrier cognitive radio networks comprising primary and secon...
Antonio G. Marqués, Xin Wang, Georgios B. G...
CISS
2008
IEEE
14 years 3 months ago
Resource allocation algorithms for multiuser cooperative OFDMA systems with subchannel permutation
— In this paper, we investigate resource allocation for a multi-user OFDMA cooperative system. Aiming at minimizing the total transmission power under target rate constraints for...
Bo Gui, Leonard J. Cimini Jr.
KES
1998
Springer
14 years 1 months ago
Intensity reasoning by constraint propagation based on causal relationships
Many events in the world occur with some quantity that shows a level of the occurrence. This paper discusses reasoning with the normalized level of the occurrence, which we call i...
Koichi Yamada