Exemplar theory's predicted typicality gradient can be tested and disconfirmed. Export

@article{citeulike:6060649, abstract = {One of exemplar theory's central predictions concerns the shape of typicality gradients. The typicality gradient it predicts is a consequence of its exemplar-based comparisons and appears no matter how the theory is evaluated. However, this predicted typicality gradient does not fit the empirical typicality gradients obtained in an influential version of the dot-distortion category task, and this is true even when the exemplar model is made more flexible and mathematically powerful. Thus, exemplar theory is disconfirmed in this domain of categorization. In contrast, prototype theories are consistent with the empirically obtained typicality gradients.}, author = {Smith, J. David}, citeulike-article-id = {6060649}, citeulike-linkout-0 = {http://view.ncbi.nlm.nih.gov/pubmed/12219810}, citeulike-linkout-1 = {http://www.hubmed.org/display.cgi?uids=12219810}, issn = {0956-7976}, journal = {Psychological science : a journal of the American Psychological Society / APS}, keywords = {categorization, cp\_prosem, exemplar\_theory, graded\_categories, models, prototype\_theory}, month = {September}, number = {5}, pages = {437--442}, posted-at = {2009-11-03 16:32:00}, priority = {0}, title = {Exemplar theory's predicted typicality gradient can be tested and disconfirmed.}, url = {http://view.ncbi.nlm.nih.gov/pubmed/12219810}, volume = {13}, year = {2002} }

TY - JOUR ID - citeulike:6060649 L3 - citeulike-article-id:6060649 N2 - One of exemplar theory's central predictions concerns the shape of typicality gradients. The typicality gradient it predicts is a consequence of its exemplar-based comparisons and appears no matter how the theory is evaluated. However, this predicted typicality gradient does not fit the empirical typicality gradients obtained in an influential version of the dot-distortion category task, and this is true even when the exemplar model is made more flexible and mathematically powerful. Thus, exemplar theory is disconfirmed in this domain of categorization. In contrast, prototype theories are consistent with the empirically obtained typicality gradients. IS - 5 JF - Psychological science : a journal of the American Psychological Society / APS SN - 0956-7976 EP - 442 TI - Exemplar theory's predicted typicality gradient can be tested and disconfirmed. VL - 13 SP - 437 KW - categorization KW - cp_prosem KW - exemplar_theory KW - graded_categories KW - models KW - prototype_theory AU - Smith, David PY - 2002/09// UR - http://view.ncbi.nlm.nih.gov/pubmed/12219810 ER -