Heeding the voice of experience: The role of talker variation in lexical access

@article{citeulike:2271020, abstract = {Two experiments used the head-mounted eye-tracking methodology to examine the time course of lexical activation in the face of a non-phonemic cue, talker variation. We found that lexical competition was attenuated by consistent talker differences between words that would otherwise be lexical competitors. In Experiment 1, some English cohort word-pairs were consistently spoken by a single talker (male couch, male cows), while other word-pairs were spoken by different talkers (male sheep, female sheet). After repeated instances of talker-word pairings, words from different-talker pairs showed smaller proportions of competitor fixations than words from same-talker pairs. In Experiment 2, participants learned to identify black-and-white shapes from novel labels spoken by one of two talkers. All of the 16 novel labels were VCVCV word-forms atypical of, but not phonologically illegal in, English. Again, a word was consistently spoken by one talker, and its cohort or rhyme competitor was consistently spoken either by that same talker (same-talker competitor) or the other talker (different-talker competitor). Targets with different-talker cohorts received greater fixation proportions than targets with same-talker cohorts, while the reverse was true for fixations to cohort competitors; there were fewer erroneous selections of competitor referents for different-talker competitors than same-talker competitors. Overall, these results support a view of the lexicon in which entries contain extra-phonemic information. Extensions of the artificial lexicon paradigm and developmental implications are discussed.}, author = {Creel, Sarah C. and Aslin, Richard N. and Tanenhaus, Michael K. }, citeulike-article-id = {2271020}, doi = {10.1016/j.cognition.2007.03.013}, journal = {Cognition}, keywords = {eye-movements, visual-world-paradigm}, month = {February}, number = {2}, pages = {633--664}, posted-at = {2008-01-22 02:03:50}, priority = {2}, title = {Heeding the voice of experience: The role of talker variation in lexical access}, url = {http://dx.doi.org/10.1016/j.cognition.2007.03.013}, volume = {106}, year = {2008} }

TY - JOUR ID - citeulike:2271020 TI - Heeding the voice of experience: The role of talker variation in lexical access JF - Cognition VL - 106 IS - 2 SP - 633 EP - 664 N2 - Two experiments used the head-mounted eye-tracking methodology to examine the time course of lexical activation in the face of a non-phonemic cue, talker variation. We found that lexical competition was attenuated by consistent talker differences between words that would otherwise be lexical competitors. In Experiment 1, some English cohort word-pairs were consistently spoken by a single talker (male couch, male cows), while other word-pairs were spoken by different talkers (male sheep, female sheet). After repeated instances of talker-word pairings, words from different-talker pairs showed smaller proportions of competitor fixations than words from same-talker pairs. In Experiment 2, participants learned to identify black-and-white shapes from novel labels spoken by one of two talkers. All of the 16 novel labels were VCVCV word-forms atypical of, but not phonologically illegal in, English. Again, a word was consistently spoken by one talker, and its cohort or rhyme competitor was consistently spoken either by that same talker (same-talker competitor) or the other talker (different-talker competitor). Targets with different-talker cohorts received greater fixation proportions than targets with same-talker cohorts, while the reverse was true for fixations to cohort competitors; there were fewer erroneous selections of competitor referents for different-talker competitors than same-talker competitors. Overall, these results support a view of the lexicon in which entries contain extra-phonemic information. Extensions of the artificial lexicon paradigm and developmental implications are discussed. KW - eye-movements KW - visual-world-paradigm AU - Creel, Sarah AU - Aslin, Richard AU - Tanenhaus, Michael PY - 2008/02// UR - http://dx.doi.org/10.1016/j.cognition.2007.03.013 ER -