412 search results - page 69 / 83 » An experimental study of large-scale mobile social network |
KDD
2010
ACM
13 years 6 months ago
2010
ACM
In an online rating system, raters assign ratings to objects contributed by other users. In addition, raters can develop trust and distrust on object contributors depending on a f...
MOBICOM
2010
ACM
13 years 8 months ago
2010
ACM
This paper studies MIMO based rate adaptation (RA) in 802.11n wireless networks. Our case study shows that existing RA algorithms offer much lower throughput than even a fixed-rat...
HUC
2010
Springer
13 years 6 months ago
2010
Springer
Locaccino is a location sharing application designed to empower users to effectively control their privacy. It has been piloted by close to 2000 users and has been used by researc...
JCO
2010
13 years 7 months ago
2010
Abstract Polynomial-time data reduction is a classical approach to hard graph problems. Typically, particular small subgraphs are replaced by smaller gadgets. We generalize this ap...
DASFAA
2010
IEEE
13 years 6 months ago
2010
IEEE
Abstract. Discovery of evolving regions in large graphs is an important issue because it is the basis of many applications such as spam websites detection in the Web, community lif...