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ICC
2007
IEEE
103views Communications» more  ICC 2007»
16 years 9 days ago
On the Relay-Based Coverage Extension for Non-Conventional Multi-Hop Wireless Networks
Abstract— Due to the rapid growth of personal communications, it is now believed that multi-hop topologies will certainly play a key role in forthcoming wireless communications s...
Ramón Agüero, Johnny Choque, Luis Mu&n...
VRST
2005
ACM
15 years 11 months ago
A 2D-3D integrated environment for cooperative work
This paper proposes a novel tabletop display system for natural communication and flexible information sharing. The proposed system is specifically designed for integration of 2...
Kousuke Nakashima, Takashi Machida, Kiyoshi Kiyoka...
CORR
2010
Springer
169views Education» more  CORR 2010»
15 years 13 days ago
Recommender Systems by means of Information Retrieval
In this paper we present a method for reformulating the Recommender Systems problem in an Information Retrieval one. In our tests we have a dataset of users who give ratings for s...
Alberto Costa, Fabio Roda
CIKM
2010
Springer
15 years 4 months ago
You are where you tweet: a content-based approach to geo-locating twitter users
We propose and evaluate a probabilistic framework for estimating a Twitter user’s city-level location based purely on the content of the user’s tweets, even in the absence of ...
Zhiyuan Cheng, James Caverlee, Kyumin Lee
IMC
2009
ACM
16 years 15 days ago
Characterizing user behavior in online social networks
Understanding how users behave when they connect to social networking sites creates opportunities for better interface design, richer studies of social interactions, and improved ...
Fabrício Benevenuto, Tiago Rodrigues, Meeyo...