Respondent authenticity: a biometrical approach to authenticate panellists

This paper, by Christoph Irmer, ODC Services and Bernd Wachter, Psyma Group, discusses the problem of checking whether a respondent is really the person who was invited by email to participate in a survey.

Respondent Authenticity: a biometrical approach to authenticate panellists

Christoph IrmerODC Services GmbH, Germany

Bernd WachterPsyma Group AG, Germany

BACKGROUND/PRECISE DEFINITION OF THE PROBLEM

It has long been an unsolved problem of online market research...

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