Modern cyber physical systems (CPSs) has widely being used in our daily lives because of
development of information and communication technologies (ICT). With the provision of …

With the advancement in communication techniques and sensor technologies, mobile
crowdsensing (MCS)—one of the most successful applications of crowdsourcing—has …

We propose a general approach for differentially private synthetic data generation, that
consists of three steps:(1) select a collection of low-dimensional marginals,(2) measure …

Concerns on location privacy frequently arise with the rapid development of GPS enabled
devices and location-based applications. While spatial transformation techniques such as …

Spatial Crowdsourcing (SC) is a transformative platform that engages individuals, groups
and communities in the act of collecting, analyzing, and disseminating environmental, social …

The widespread adoption of continuously connected smartphones and tablets developed
the usage of mobile applications, among which many use location to provide geolocated …

GPS-enabled devices are now ubiquitous, from airplanes and cars to smartphones and
wearable technology. This has resulted in a wealth of data about the movements of …

Many privacy mechanisms reveal high-level information about a data distribution through
noisy measurements. It is common to use this information to estimate the answers to new …

Given a set D of tuples defined on a domain Omega, we study differentially private
algorithms for constructing a histogram over Omega to approximate the tuple distribution in …

The widespread use of mobile devices such as smartphones, tablets, and smartwatches has
led users to constantly generate various location data during their daily activities …