Publications
Peer-reviewed
2016-09
Gaining marketing-relevant knowledge from social media photos - A picture is worth a thousand words
More and more photos featuring products and brands are shared on social media. What do these photos say about people’s brand experiences?
2016-08
Are Facebook brand pictures a sign of brand love?
More and more photos featuring products and brands are shared on social media. What do these photos say about attitudes and feelings toward
2016-05
What photos reveal: Recognizing consumer brand relationships from social media photos
A multitude of photos is posted each day on social media. How can we analyze them to gain information about the temporal development of ...
2015-04
Collective intelligence in computer-mediated collaboration emerges in different contexts and cultures
With the help of CI group performance can be predicted. In this paper, we introduce a new standardized online battery to measure CI.
2014-06
Characterizing consumer-brand-relationships in social media pictures
User generated pictures online provide potential information about consumer-brand-relationships. Can these automatically be characterized?
2014-01
Social media as a tool for product design
Social media enable consumers to interactively design content on the Internet and facilitate a paradigm shift in the consumer-producer ...
Why regular buyers of organic food still buy many conventional products: Product-specific purchase barriers for organic food consumers
Sales of organic food in Germany have risen steadily in recent years, but only a small number of households are prepared...
2013-09
Towards Robust Real-time Valence Recognition from Facial Expressions for Market Research Applications
We present and test a novel system for emotion recognition in market research contexts.
2013-05
Effects of a cut-off in feed-in tariffs on photovoltaic capacity: Evidence from Germany
Using photovoltaic systems as an example, we analyze how the announcement of price changes affects investment behavior.
2013-01
Simulating the spread of opinions in online social networks when targeting opinion leaders
Online opinion formations can be influenced by targeting the right opinion leader. What impacts can this have of the spread of opinions?
2012-06
Monitoring Opinions in Online Forums – A Case Study from the Sports Industry
The Web 2.0 provides a worldwide platform for opinion exchange. How can consumer opinions within the sports industry be monitored?
Mining Patient Experiences on Web 2.0 — A Case Study in the Pharmaceutical Industry
Increasingly, experiences with therapies are exchanged online. How can pharmaceutical companies analyze this knowledge automatically?
Social networks and marketing
Exchanging opinions online can influence consumer decisions. Information gained by these discussions is relevant for marketing purposes.
2012-05
Business Intelligence 2.0
Purchase decisions are increasingly influenced by the interactive exchange of opinions. How can opinion formation be analyzed online?
2012-01
Mining Consumer Dialog in Online Forums
We aim to analyze opinion formation based on consumer dialogs in online forums among others by identifying opinions and dialog acts.
2011-10
Are Humans like Ants? Analyzing Collective Opinion Formation in Online Discussions
More opinions form within self-organized communities online. We introduce an approach that explains the formation by social swarming.