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Exploring Tactile Perceptual Dimensions Using Materials Associated with Sensory Vocabulary
Maki Sakamoto1, Junji Watanabe2
1Department of Informatics, The University of Electro-CommunicationsTokyo, Japan.
Frontiers in Psychology
|April 29, 2017
Summary
Understanding tactile perception is key in product design. This study used sensory vocabulary to identify six tactile dimensions, including new factors like Volume and Naturalness, improving material sample selection.
Area of Science:
- Psychophysics
- Sensory Science
- Product Design
Background:
- Tactile sensation significantly influences purchasing decisions.
- Previous psychophysical studies identified varying tactile dimensions due to diverse material sampling.
- A comprehensive understanding of tactile perceptual space is lacking.
Purpose of the Study:
- To explore tactile perceptual dimensions using vocabulary-based material sampling.
- To identify fundamental and novel factors within tactile perception.
- To investigate the relationship between tactile dimensions and affective evaluations.
Main Methods:
- Collected 120 materials guided by Japanese sound-symbolic words for tactile sensations.
- Analyzed tactile perceptual dimensions and their association with affective evaluations.
- Utilized a vocabulary-driven approach for material sample selection.
Main Results:
- Identified six major tactile dimensions: "Affective evaluation and Friction," "Compliance," "Surface," "Volume," "Temperature," and "Naturalness."
- Discovered two novel dimensions: "Volume" and "Naturalness," expanding on four previously recognized factors.
- Found "Affective evaluation" strongly correlates with "Friction" (slipperiness, dryness).
Conclusions:
- Vocabulary-based material sampling is an effective method for exploring tactile perceptual space.
- The identified dimensions provide a more complete framework for understanding touch.
- Findings offer insights for product design and material selection based on tactile properties.
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