158 citations · 377 across the 16 of their papers we have counts for
5 papers · 1 filter
SilentSense: Silent User Identification via Dynamics of Touch and Movement Behavioral Biometrics
Cheng Bo, Lan Zhang, Xiang-Yang Li
With the increased popularity of smartphones, various security threats and privacy leakages targeting them are discovered and investigated. In this work, we present \ourprotocoltig…
Enabling Privacy-preserving Auctions in Big Data
Taeho Jung, Xiang-Yang Li
We study how to enable auctions in the big data context to solve many upcoming data-based decision problems in the near future. We consider the characteristics of the big data incl…
PDA: Semantically Secure Time-Series Data Analytics with Dynamic Subgroups
Taeho Jung, Junze Han, Xiang-Yang Li
Third-party analysis on private records is becoming increasingly important due to the widespread data collection for various analysis purposes. However, the data in its original fo…
A General Framework for Privacy-Preserving Distributed Greedy Algorithm
Taeho Jung, Xiang-Yang Li, Lan Zhang
Increasingly more attention is paid to the privacy in online applications due to the widespread data collection for various analysis purposes. Sensitive information might be mined…
Accurate Indoor Localization Using Acoustic Direction Finding via Smart Phones
Wenchao Huang, Yan Xiong, Xiang-Yang Li +4
We propose and implement a novel indoor localization scheme, Swadloon, built upon an accurate acoustic direction finding. Swadloon leverages sensors of the smartphone without the r…