Methods for engaging and evaluating users of human computation systems

Zusammenfassung

One of the most significant challenges facing some Human Computation Systems is how to motivate participation on a scale required to produce high quality data. This chapter discusses methods that can be used to design the task interface, motivate users and evaluate the system, using as an example Phrase Detectives, a game-with-a-purpose to collect data on anaphoric co-reference in text.