Sciweavers

INFOCOM
2012
IEEE
12 years 2 months ago
Secure top-k query processing via untrusted location-based service providers
Abstract—This paper considers a novel distributed system for collaborative location-based information generation and sharing which become increasingly popular due to the explosiv...
Rui Zhang 0007, Yanchao Zhang, Chi Zhang
ICDCS
2011
IEEE
12 years 11 months ago
SpotME If You Can: Randomized Responses for Location Obfuscation on Mobile Phones
Abstract—Nowadays companies increasingly aggregate location data from different sources on the Internet to offer locationbased services such as estimating current road traffic c...
Daniele Quercia, Ilias Leontiadis, Liam McNamara, ...
CHI
2011
ACM
13 years 3 months ago
I'm the mayor of my house: examining why people use foursquare - a social-driven location sharing application
There have been many location sharing systems developed over the past two decades, and only recently have they started to be adopted by consumers. In this paper, we present the re...
Janne Lindqvist, Justin Cranshaw, Jason Wiese, Jas...
PET
2010
Springer
14 years 1 months ago
Achieving Efficient Query Privacy for Location Based Services
Mobile smartphone users frequently need to search for nearby points of interest from a location based service, but in a way that preserves the privacy of the users' locations...
Femi G. Olumofin, Piotr K. Tysowski, Ian Goldberg,...
SDMW
2009
Springer
14 years 4 months ago
Longitude: Centralized Privacy-Preserving Computation of Users' Proximity
A “friend finder” is a Location Based Service (LBS) that informs users about the presence of participants in a geographical area. In particular, one of the functionalities of ...
Sergio Mascetti, Claudio Bettini, Dario Freni