Sciweavers

8795 search results - page 1702 / 1759
» Measuring Generality of Documents
Sort
View
MOBICOM
2010
ACM
14 years 11 months ago
Directional antenna diversity for mobile devices: characterizations and solutions
We report a first-of-its-kind realization of directional transmission for smartphone-like mobile devices using multiple passive directional antennas, supported by only one RF chai...
Ardalan Amiri Sani, Lin Zhong, Ashutosh Sabharwal
MOBICOM
2010
ACM
14 years 11 months ago
Intentional networking: opportunistic exploitation of mobile network diversity
Mobile devices face a diverse and dynamic set of networking options. Using those options to the fullest requires knowledge of application intent. This paper describes Intentional ...
Brett D. Higgins, Azarias Reda, Timur Alperovich, ...
MOBICOM
2010
ACM
14 years 11 months ago
Physical-layer identification of UHF RFID tags
In this work, we study physical-layer identification of passive UHF RFID tags. We collect signals from a population of 70 tags using a purpose-built reader and we analyze time dom...
Davide Zanetti, Boris Danev, Srdjan Capkun
MOBICOM
2010
ACM
14 years 11 months ago
Indoor localization without the pain
While WiFi-based indoor localization is attractive, the need for a significant degree of pre-deployment effort is a key challenge. In this paper, we ask the question: can we perfo...
Krishna Chintalapudi, Anand Padmanabha Iyer, Venka...
CCS
2010
ACM
14 years 11 months ago
@spam: the underground on 140 characters or less
In this work we present a characterization of spam on Twitter. We find that 8% of 25 million URLs posted to the site point to phishing, malware, and scams listed on popular blackl...
Chris Grier, Kurt Thomas, Vern Paxson, Michael Zha...
« Prev « First page 1702 / 1759 Last » Next »