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. Author manuscript; available in PMC: 2008 Mar 27.
Published in final edited form as: J Exp Psychol Learn Mem Cogn. 2008 Jan;34(1):65–79. doi: 10.1037/0278-7393.34.1.65

Table A1.

Error Rate and Mean RT Partial Correlations for the Six SND Measures in Lexical Decision (LD) and Living-Thing Semantic Categorization (SC) Separately for Living Things and Nonliving Things

Living things
Nonliving things
Error
RT
Error
RT
Variable LD SC LD SC LD SC LD SC
Basic feature-based measures of SND
 NumNear .11 −.06 .13* .02 .17*** .02 .13** .04
 MeanCos .04 −.28*** .13* −.21*** .05 −.07 .04 −.02
 PropCorrPairs .08 .12* .06 .14* .02 −.02 .01 .00
Association-based measure of SND
 NumAssoc −.03 .11 −.17* .11 .17*** .10 .05 .07
Co-occurrence-based measures of SND
 COALS −.09 .31*** −.27*** .06 .03 −.02 .02 −.04
 COALS_all .03 .39*** −.09 .20*** .07 .10* .00 .04

Note. RT = reaction time; SND = semantic neighborhood density; NumNear = number of near neighbors; MeanCos = mean cosine; PropCorrPairs = proportion of significantly correlated feature pairs; NumAssoc = number of associates; COALS = Correlated Occurrence Analogue to Lexical Semantic, mean distance within set; COALS_all = mean distance among all items.

*

p < .10.

**

p < .05.

***

p < .01.