Joshua Claaßen

Joshua Claaßen

Research Area Research Infrastructure and Methods
Researcher
  • +49 511 450670-407
Projects

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CS3 Lab for Computational Survey and Social Science
Publications

List of publications

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Bots in web survey interviews: A showcase.

Höhne, J. K., Claaßen, J., Shahania, S., & Broneske, D. (2025).
Bots in web survey interviews: A showcase. International Journal of Market Research, 67(1), 3-12. https://doi.org/10.1177/14707853241297009

Automatic speech-to-text transcription: Evidence from a smartphone survey with voice answers.

Höhne, J. K., Lenzner, T., & Claaßen, J. (2025).
Automatic speech-to-text transcription: Evidence from a smartphone survey with voice answers. International Journal of Social Research Methodology (online first). https://doi.org/10.1080/13645579.2024.2443633

Typing or speaking? Comparing text and voice answers to open questions on sensitive topics in smartphone surveys.

Höhne, J. K., Gavras, K., & Claaßen, J. (2024).
Typing or speaking? Comparing text and voice answers to open questions on sensitive topics in smartphone surveys. Social Science Computer Review (online first). https://doi.org/10.1177/08944393231160961

Examining final comment questions with requests for written and oral answers.

Höhne, J. K., & Claaßen, J. (2024).
Examining final comment questions with requests for written and oral answers. International Journal of Market Research (online first). https://doi.org/10.1177/14707853241229329
Presentations

List of presentations & conferences

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Bots in web surveys: Predicting robotic language in open narrative answers.

Claaßen, J., Höhne, J. K., Bach, R., & Haensch, A.-C. (2025, März/April).
Bots in web surveys: Predicting robotic language in open narrative answers. Vortrag im Rahmen der General Online Research (GOR) Conference, Berlin.

Bots in web survey interviews: A showcase.

Höhne, J. K., Claaßen, J., Shahania, S., & Broneske, D. (2025, März/April).
Bots in web survey interviews: A showcase. Vortrag im Rahmen der General Online Research (GOR) Conference, Berlin.

How does smartphone participation in probability-based web surveys differ across Europe?

Höhne, J. K., Claaßen, J., Gummer, T., & Rettig, T. (2025, Februar).
How does smartphone participation in probability-based web surveys differ across Europe? Vortrag im Rahmen der 7th Conference of Current Innovations in Probability-based Household Internet Panel Research (CIPHER), Washington, D.C., USA.

Bots in web survey interviews: A showcase.

Höhne, J. K., Claaßen, J., Shahania, S., & Broneske, D. (2024, November).
Bots in web survey interviews: A showcase. Vortrag im Rahmen der GESIS Seminar Series, Mannheim.

Inferring pregnancy and parenthood from website visit, search term, and app use data.

Claaßen, J. (2024, September).
Inferring pregnancy and parenthood from website visit, search term, and app use data. Vortrag im Department of Methodology and Statistics, Utrecht University, Utrecht, The Netherlands.

Can life-like virtual interviewers increase the quality of answers to open questions?

Höhne, J. K., Neuert, C., & Claaßen, J. (2024, Juli).
Can life-like virtual interviewers increase the quality of answers to open questions? Vortrag auf der Konferenz World Association for Public Opinion Research WAPOR 77th and WAPOR Asia Pacific 7th Joint Annual Conference, Seoul, Südkorea.

Bot behavior in web surveys: A showcase.

Shahania, S., Claaßen, J., Höhne, J. K., & Broneske, D. (2024, Juni).
Bot behavior in web surveys: A showcase. Vortrag auf der Konferenz Data collection, data quality and data ethics in the age of artificial intelligence, Wiesbaden.

From text to voice: Innovating the final comment question in a web survey.

Claaßen, J. (2024, Mai).
From text to voice: Innovating the final comment question in a web survey. Vortrag im Rahmen der 79th Conference of the American Association for Public Opinion Research (AAPOR), Atlanta, USA.

How does smartphone use in web-based panel surveys differ across Europe? Evidence from 12 European countries.

Claaßen, J., Gummer, T., Rettig, T., & Höhne, J. K. (2024, Mai).
How does smartphone use in web-based panel surveys differ across Europe? Evidence from 12 European countries. Vortrag im Rahmen der 79th Conference of the American Association for Public Opinion Research (AAPOR), Atlanta, USA.

Exploring effects of life-like virtual interviewers on respondents’ answers in a smartphone survey.

Höhne, J. K., Conrad, F., Neuert, C., & Claaßen, J. (2024, Mai).
Exploring effects of life-like virtual interviewers on respondents’ answers in a smartphone survey. Vortrag im Rahmen der 79th Conference of the American Association for Public Opinion Research (AAPOR), Atlanta, USA.

Exploring effects of life like virtual interviewers on respondents’ answers in a smartphone survey.

Höhne, J. K., Conrad, F., Neuert, C., & Claaßen, J. (2024, April).
Exploring effects of life like virtual interviewers on respondents’ answers in a smartphone survey. Vortrag im Rahmen des SOEP Brown Bag, DIW, Berlin.

Inferring respondents’ emotional states from text and voice answers to open questions in a smartphone survey.

Claaßen, J., Höhne, J. K., Kern, C., & Avetisyan, H. (2024, März).
Inferring respondents’ emotional states from text and voice answers to open questions in a smartphone survey. Vortrag im Rahmen des WEB DATA OPP Workshops, Barcelona, Spain.

Mitigating the risk of bots in web surveys recruited via social media.

Shahania, S., Claaßen, J., Höhne, J. K., & Broneske, D. (2024, März).
Mitigating the risk of bots in web surveys recruited via social media. Vortrag im Department of Methodology and Statistics, Utrecht University (The Netherlands), Utrecht.

Inferring respondents’ emotional states from transcribed voice answers to open questions in a smartphone survey.

Claaßen, J., Höhne, J. K., Kern, C., & Avetisyan, H. (2024, März).
Inferring respondents’ emotional states from transcribed voice answers to open questions in a smartphone survey. Vortrag im Rahmen des Mobile Apps and Sensors in Surveys (MASS) Workshop, Washington, D.C., USA.

Exploring effects of life-like virtual interviewers on respondents’ answers in a smartphone survey.

Höhne, J. K., Conrad, F., Neuert, C., & Claaßen, J. (2024, Februar).
Exploring effects of life-like virtual interviewers on respondents’ answers in a smartphone survey. Vortrag im Rahmen der General Online Research (GOR) Conference, Köln.