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ISCC
2002
IEEE
15 years 11 months ago
Analyzing quality of service of GPRS network systems from a user's perspective
With reference to the General Packet Radio Service (GPRS), an extension of the Global System Mobile Communication (GSM) addressing packetoriented traffic, this paper contributes t...
Stefano Porcarelli, Felicita Di Giandomenico, Andr...
MMB
2001
Springer
141views Communications» more  MMB 2001»
15 years 10 months ago
Performance Analysis of the Random Access Protocol in TETRAPOL Trunked Radio Networks
This paper provides a performance evaluation of the TETRAPOL random access protocol. The results are based on a Markovian model which is also presented. The Markovian model is use...
Dirk Kuypers, Peter Sievering
CIKM
2008
Springer
15 years 8 months ago
Social capital in online communities
Online communities are connecting hordes of individuals and generating rich social network data. The social capital that resides within these networks is largely unknown. We propo...
Matthew S. Smith
IJCAI
2007
15 years 7 months ago
r-grams: Relational Grams
We introduce relational grams (r-grams). They upgrade n-grams for modeling relational sequences of atoms. As n-grams, r-grams are based on smoothed n-th order Markov chains. Smoot...
Niels Landwehr, Luc De Raedt
AVI
2006
15 years 7 months ago
Input interactions and context component based modelisations: differences and similarities
Since several years, ubiquitous computing and pervasive computing has emerged and, in particular, context-aware computing. Using mobile devices, the context is perpetually evolvin...
Diane Lingrand, Michel Riveill