Li Duan

Model-Based Minimum Privacy Disclosure Recommendation for Authorization Policies

2016

This paper presents a privacy disclosure recommendation approach based on a privacy cost model. The approach involves selecting appropriate credentials or attributes from users, and automatically building a new credential to fulfill service's authorization policies. …

Research and implementation of mobile advertising system based on location service

2017

To meet the request of real-time and distributed data storage of the advertising system, the paper presents the region matching query technology based on GeoHash algorithm, large data distributed storage of Mongodb database and query …