Mining Myself in the Community: Privacy Preserved Crowd Sensing and Computing

With the raising popularity of online/mobile social applications, many individuals are increasingly attracted to their relative positions when compared to others in terms of emotional mood, travelling location, walking distance, fitness status, etc. These interest can be summarized as one question “where am I in my community?”. However, it often forms a deadlock that people are interested in the others’ data but are unwilling to disclose their own information (mood, health, etc.).