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MOBISYS
2011
ACM
12 years 9 months ago
2011
ACM
We introduce a new technique for determining a mobile phone’s indoor location even when Wi-Fi infrastructure is unavailable or sparse. Our technique is based on a new ambient so...
NDSS
2008
IEEE
14 years 19 days ago
2008
IEEE
In [22] we showed that existing single-server computational private information retrieval (PIR) protocols for the purpose of preserving client access patterns leakage are orders o...
PODS
2009
ACM
14 years 6 months ago
2009
ACM
Querying uncertain data has emerged as an important problem in data management due to the imprecise nature of many measurement data. In this paper we study answering range queries...