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[Representation of letter position in visual word recognition process]
1Department of Human Sciences, Osaka Women's University, Sakai.
Shinrigaku Kenkyu : the Japanese Journal of Psychology
|August 1, 1994
Summary
Visual word recognition relies on letter position. Japanese word recognition uses both within-word and between-word letter positions, supporting connectionist models.
Area of Science:
- Cognitive Psychology
- Neuroscience
- Computational Linguistics
Context:
- Investigating the cognitive processes underlying visual word recognition.
- Examining how letter position information is encoded and utilized during reading.
- Focusing on the Japanese writing system, which lacks explicit word delimiters like spaces.
Purpose:
- To determine the role of letter position in visual word recognition.
- To differentiate between within-word and between-word letter position effects.
- To test the explanatory power of a connectionist model for word recognition.
Summary:
- Two experiments explored letter position representation in visual word recognition using kanji and hiragana stimuli.
- Results indicated that both within-word relative position and between-word relative position of letters influence recognition accuracy.
- A high false alarm rate occurred when critical letters maintained their relative positions within or across words.
Impact:
- Provides evidence for the importance of letter positional information in reading.
- Suggests that word recognition models must account for both local and global positional cues.
- The findings support connectionist approaches to modeling cognitive processes in language comprehension.