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A perception experiment with time-critical graphics animation on the World-Wide Web
Behavior Research Methods, Instruments, & Computers : a Journal of the Psychonomic Society, Inc
|September 30, 1999
Summary
The World-Wide Web enables reliable data collection from diverse audiences using interactive, dynamic experiments. This method, utilizing Java applets, proved comparable to laboratory settings for visual motion extrapolation tasks.
Area of Science:
- Cognitive Psychology
- Human-Computer Interaction
- Web-based Research
Background:
- The Internet offers vast potential for data collection beyond traditional questionnaires.
- Dynamic and interactive experiments can be implemented online, including graphical elements and time-critical responses.
Purpose of the Study:
- To assess the feasibility and reliability of conducting visual motion extrapolation tasks on the World-Wide Web.
- To evaluate the World-Wide Web as a platform for large-scale data collection in experimental psychology.
Main Methods:
- Implementation of a visual motion extrapolation task using Java applets compatible with standard web browsers.
- Data collection from a large, heterogeneous audience via the Internet.
Main Results:
- Data collected online demonstrated high reliability, closely matching results from controlled laboratory settings.
- Minor discrepancies were observed under specific conditions, such as those involving fixation instructions.
Conclusions:
- The World-Wide Web is a viable tool for collecting reliable data from large sample sizes for certain types of experiments.
- The strengths and limitations of using the Internet for dynamic visual simulation experiments are discussed, highlighting its potential and challenges.