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Spatial Representation of Ordinal Information.

Meng Zhang1, Xuefei Gao2, Baichen Li3

  • 1School of Psychology, Beijing Normal UniversityBeijing, China; Institute of Developmental Psychology, Beijing Normal UniversityBeijing, China.

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|April 20, 2016
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Summary

The spatial numerical association of response codes (SNARC) effect, typically seen with numbers, also applies to non-numerical sequences like Chinese color words. This suggests abstract ordinal information can activate spatial representations.

Keywords:
Chinese color wordsSNARC effectnumerical cognitionordinal sequencesspatial representation

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Area of Science:

  • Cognitive Psychology
  • Neuroscience
  • Linguistics

Background:

  • The spatial numerical association of response codes (SNARC) effect demonstrates a link between number magnitude and spatial response location.
  • Evidence suggests the SNARC effect extends beyond numbers to other ordered sequences like months and letters.
  • The current study investigates the SNARC effect in a sequence with weak inherent ordinality: Chinese color words.

Purpose of the Study:

  • To test if the SNARC effect can be elicited by a non-numerical, weakly ordered sequence (Chinese color words).
  • To explore whether abstract ordinal information, devoid of quantitative magnitude, can activate spatial representations in long-term memory.

Main Methods:

  • Participants performed a task involving Chinese color words (Red, Orange, Yellow, Green, Blue, Indigo, Violet).
  • The task required deciding if a presented color word appeared before or after a reference color word ('green').
  • No quantitative information or prior training on the color sequence was provided.

Main Results:

  • A reliable SNARC-like effect was observed for the Chinese color words.
  • Participants showed response patterns consistent with spatial associations for the color sequence.
  • This occurred despite the weak ordinal information and lack of numerical magnitude.

Conclusions:

  • Ordinal representations, even with weak or abstract information, can activate spatial representations.
  • The findings support the idea that the brain utilizes spatial mappings for non-numerical sequential information.
  • This suggests a fundamental mechanism for organizing sequential data in long-term memory.