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WWW
2008
ACM
16 years 7 months ago
Dynamic cost-per-action mechanisms and applications to online advertising
We study the Cost-Per-Action or Cost-Per-Acquisition (CPA) charging scheme in online advertising. In this scheme, instead of paying per click, the advertisers pay only when a user...
Hamid Nazerzadeh, Amin Saberi, Rakesh Vohra
CHI
2008
ACM
16 years 7 months ago
Internalization, qualitative methods, and evaluation
Information Visualization (InfoVis) is at least in part defined by a process that occurs within the subjective internal experience of the users of visualization tools. Hence, user...
Sarah Faisal, Brock Craft, Paul A. Cairns, Ann Bla...
CHI
2008
ACM
16 years 7 months ago
Collaborating to remember: a distributed cognition account of families coping with memory impairments
Individuals with cognitive deficits and their families are prime examples of collaborative "systems" that seek to perform everyday tasks together. Yet there has been lit...
Mike Wu, Jeremy P. Birnholtz, Brian Richards, Rona...
CHI
2007
ACM
16 years 7 months ago
Investigating attractiveness in web user interfaces
A theoretical framework for assessing the attractiveness of websites based on Adaptive Decision Making theory is introduced. The framework was developed into a questionnaire and u...
Jan Hartmann, Alistair G. Sutcliffe, Antonella De ...
CHI
2006
ACM
16 years 7 months ago
Urbanhermes: social signaling with electronic fashion
Fashion signals are displayed to indicate access to information. Consistent, timely, and meaningful signal displays are only made possible if one is well-connected. While fashion ...
Christine M. Liu, Judith S. Donath