activity
20052010
most citedIMPACT: Investigation of Mobile-user Patterns Across University Campuses using WLAN Trace Analysis

50 citations · 78 across the 6 of their papers we have counts for

collaborators

6 papers

cs.NI2010★ 9 cited

Analysis of Spatio-Temporal Preferences and Encounter Statistics for DTN Performance

Gautam S. Thakur, Udayan Kumar, Ahmed Helmy +1

Spatio-temporal preferences and encounter statistics provide realistic measures to understand mobile user's behavioral preferences and transfer opportunities in Delay Tolerant Netw…

cs.NI2010★ 1 cited

Similarity Analysis and Modeling in Mobile Societies: The Missing Link

Gautam Thakur, Ahmed Helmy, Wei-Jen Hsu

A new generation of "behavior-aware" delay tolerant networks is emerging in what may define future mobile social networks. With the introduction of novel behavior-aware protocols,…

cs.NI2008

Modeling Spatial and Temporal Dependencies of User Mobility in Wireless Mobile Networks

Wei-jen Hsu, Thrasyvoulos Spyropoulos, Konstantinos Psounis +1

Realistic mobility models are fundamental to evaluate the performance of protocols in mobile ad hoc networks. Unfortunately, there are no mobility models that capture the non-homog…

cs.NI2008★ 18 cited

CSI: A Paradigm for Behavior-oriented Delivery Services in Mobile Human Networks

Wei-jen Hsu, Debojyoti Dutta, Ahmed Helmy

We propose behavior-oriented services as a new paradigm of communication in mobile human networks. Our study is motivated by the tight user-network coupling in future mobile societ…

cs.NI2006

Mining Behavioral Groups in Large Wireless LANs

Wei-jen Hsu, Debojyoti Dutta, Ahmed Helmy

One vision of future wireless networks is that they will be deeply integrated and embedded in our lives and will involve the use of personalized mobile devices. User behavior in su…

cs.NI2005★ 50 cited

IMPACT: Investigation of Mobile-user Patterns Across University Campuses using WLAN Trace Analysis

Wei-jen Hsu, Ahmed Helmy

We conduct the most comprehensive study of WLAN traces to date. Measurements collected from four major university campuses are analyzed with the aim of developing fundamental under…