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- Jilin Chen, Werner Geyer, Casey Dugan, Michael J. Muller, Ido Guy
- CHI
- 2009
This paper studies people recommendations designed to help users find known, offline contacts and discover new friends on social networking sites. We evaluated four recommender algorithms in an… (More)
The introduction of a social networking site inside of a large enterprise enables a new method of communication between colleagues, encouraging both personal and professional sharing inside the… (More)
- Joan Morris DiMicco, Werner Geyer, David R. Millen, Casey Dugan, Beth Brownholtz
- 2009 42nd Hawaii International Conference on…
- 2009
This paper describes a social network site designed to support employees within an enterprise in connecting and learning about each other through personal and professional sharing. We introduce the… (More)
Success and sustainability of social networking sites is highly dependent on user participation. To encourage contribution to an opt-in social networking site designed for employees, we have designed… (More)
- Werner Geyer, Heather Richter Lipford, Gregory D. Abowd
- Multimedia Tools and Applications
- 2005
Multimedia records of meetings contain a rich amount of project information. However, finding detailed information in a meeting record can be difficult because there is no structural information… (More)
Meeting capture has been a common subject of research in the ubiquitous computing community for the past decade. However, the majority of the research has focused on technologies to support the… (More)
This paper describes a new collaboration technology that is carefully poised between informal, ad hoc, easy-to-initiate collaborative tools, vs. more formal, structured, and high-overhead… (More)
- Werner Geyer, Jürgen Vogel, Li-Te Cheng, Michael J. Muller
- GROUP
- 2003
We describe a new collaborative technology that is mid-way between the informality of email and the formality of shared workspaces. Email and other ad hoc collaboration systems are typically… (More)
Motivating user participation is an important issue for the survival of social web and social software applications. In our previous work demonstrated that a point-based incentive encourages… (More)
This paper presents a novel, integrated teaching and learning tool called digital lecture board which takes into account the requirements of synchronous, computer-based distance education. For almost… (More)