A Personal Learning Environment (PLE) is a mash-up of learning services. It enables students and teachers to assemble a work environment that is adapted to a domain and specific in...
Abstract Within the home, digital photos lack the physical affordances that make collocated photo-sharing easy and opportunistic. Family members have difficulty accessing the perso...
Crowdsourcing is a new Web phenomenon, in which a firm takes a function once performed in-house and outsources it to a crowd, usually in the form of an open contest. Designing ef...
The “wisdom of crowds” argument emphasizes the importance of diversity in online collaborations, such as open source projects and Wikipedia. However, decades of research on di...
— The complexity of current Internet applications makes the understanding of network traffic a challenging task. By providing larger-scale aggregates for analysis, unsupervised ...