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SOCIALCOM
2010
15 years 4 months ago
Traffic in Social Media II: Modeling Bursty Popularity
Online popularity has enormous impact on opinions, culture, policy, and profits, especially with the advent of the social Web and Web advertising. Yet the processes that drive popu...
Jacob Ratkiewicz, Filippo Menczer, Santo Fortunato...
ICEIS
2008
IEEE
16 years 1 months ago
Hippocratic Multi-Agent Systems
The current evolution of Information Technology leads to the increase of automatic data processing over multiple information systems. The data we deal with concerns sensitive infor...
Ludivine Crépin, Laurent Vercouter, Olivier...
WIMOB
2007
IEEE
16 years 1 months ago
Performance Analysis of Ranging Process in IEEE 802.16e OFDMA Systems
In this paper, ranging process in IEEE 802.16e OFDMA systems is analyzed and performance is evaluated. Ranging process provides initial network entry, uplink synchronization, and ...
Doo Hwan Lee, Hiroyuki Morikawa
IPPS
2006
IEEE
16 years 23 days ago
Sim-X: parallel system software for interactive multi-experiment computational studies
Advances in high-performance computing have led to the broad use of computational studies in everyday engineering and scientific applications. A single study may require thousand...
Siu-Man Yau, Eitan Grinspun, Vijay Karamcheti, Den...
WCNC
2010
IEEE
15 years 10 months ago
Interference Analysis in Time and Frequency Asynchronous Network MIMO OFDM Systems
—It is well known that symbol timing offsets larger than the cyclic prefix as well as carrier frequency offsets between transmitter and receiver stations destroy the orthogonali...
Vincent Kotzsch, Gerhard Fettweis