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Updated: Jun 25, 2026
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Methods to Explore the Influence of Top-down Visual Processes on Motor Behavior
Published on: April 16, 2014
Spatial interactions in upright and inverted faces: re-exploration of spatial scale influence
1Maastricht Brain Imaging Center (M-BIC), Department of Neurocognition, Faculty of Psychology, University of Maastricht, P.O. Box 616, 6200 MD, Masstricht, The Netherlands. valerie.goffaux@psychology.unimaas.nl
Vision Research
|February 25, 2009
Summary
Spatial interactions between face features are primarily driven by low spatial frequencies (LSF) in upright faces. This study confirms LSF
Area of Science:
- Cognitive psychology
- Neuroscience
- Visual perception
Background:
- Facial features are processed interactively, not in isolation.
- Spatial interactions are orientation-dependent (stronger for upright faces).
- Previous research suggests low spatial frequencies (LSF) are crucial for these interactions.
Purpose of the Study:
- To investigate the predominant role of LSF in spatial interactions of face features.
- To differentiate LSF contribution from local information or methodological artifacts.
- To examine if LSF drives interactions irrespective of attended face region's spectral properties.
Main Methods:
- Utilized a balanced congruency paradigm.
- Employed upright and inverted filtered faces to control for orientation.
- Manipulated spatial frequencies of face stimuli.
Main Results:
- Confirmed the predominant contribution of LSF to spatial interactions in upright faces.
- Ruled out alternative explanations like limited local information or confounds.
- Demonstrated LSF-driven interactions independent of the attended region's spectral characteristics.
Conclusions:
- Low spatial frequencies are the primary drivers of spatial interactions in face perception.
- These interactions are robust and not dependent on specific attended facial regions.
- Findings underscore the importance of global, low-frequency information for holistic face processing.
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