This study unearths the motives for YouTube user engagement that has been
conceptualized as active participation and passive content consumption. In light of the Uses …

To achieve automatic recommendation of privacy settings for image sharing, a new tool
called iPrivacy (image privacy) is developed for releasing the burden from users on setting …

To configure successful privacy settings for social image sharing, two issues are
inseparable: 1) content sensitiveness of the images being shared; and 2) trustworthiness of …

In recent years we have witnessed a significant growth of social‐computing communities—
online services in which users share information in various forms. As content contributions …

Community-based question-and-answer (Q&A) websites have become increasingly popular
in recent years as an alternative to general-purpose Web search engines for open-ended …

Instagram is one of the fastest-growing photo sharing social media platforms. Drawing from
the uses and gratification theory (U&G theory), this study examines the gratifications in photo …

Many companies gain external expertise, lower their costs and generate publicity by using
crowdsourcing platforms to complete tasks by leveraging the power of the crowd. However …

Photo-sharing has become a ubiquitous activity thanks to digital tools both for taking and for
disseminating photographs. How selective are people in choosing the audience with which …

Communities of practice have traditionally supported learning and knowledge exchange
within a professional field. However, little work to date has examined how individuals use …

Online creative communities allow creators to share their work with a large audience,
maximizing opportunities to showcase their work and connect with fans and peers. However …