Is Posner's "beam" the same as Treisman's "glue"?: On the relation between visual orienting and feature integration theory. Export

@article{citeulike:1556604, abstract = {In the present study we investigated whether the visually allocated "beam" studied by Posner and others is the same visual attentional resource that performs the role of feature integration in Treisman's model. Subjects were cued to attend to a certain spatial location by a visual cue, and performance at expected and unexpected stimulus locations was compared. Subjects searched for a target letter (R) with distractor letters that either could give rise to illusory conjunctions (PQ) or could not (PB). Results from three separate experiments showed that orienting attention in response to central cues (endogenous orienting) showed similar effects for both conjunction and feature search. However, when attention was oriented with peripheral visual cues (exogenous orienting), conjunction search showed larger effects of attention than did feature search. It is suggested that the attentional systems that are oriented in response to central and peripheral cues may not be the same and that only the latter performs a role in feature integration. Possibilities for future research are discussed.}, author = {Briand, K. A. and Klein, R. M.}, citeulike-article-id = {1556604}, citeulike-linkout-0 = {http://view.ncbi.nlm.nih.gov/pubmed/2953853}, citeulike-linkout-1 = {http://www.hubmed.org/display.cgi?uids=2953853}, issn = {0096-1523}, journal = {Journal of experimental psychology. Human perception and performance}, keywords = {attention, capture}, month = {May}, number = {2}, pages = {228--241}, posted-at = {2009-08-02 22:22:41}, priority = {4}, title = {Is Posner's "beam" the same as Treisman's "glue"?: On the relation between visual orienting and feature integration theory.}, url = {http://view.ncbi.nlm.nih.gov/pubmed/2953853}, volume = {13}, year = {1987} }

TY - JOUR ID - citeulike:1556604 L3 - citeulike-article-id:1556604 N2 - In the present study we investigated whether the visually allocated "beam" studied by Posner and others is the same visual attentional resource that performs the role of feature integration in Treisman's model. Subjects were cued to attend to a certain spatial location by a visual cue, and performance at expected and unexpected stimulus locations was compared. Subjects searched for a target letter (R) with distractor letters that either could give rise to illusory conjunctions (PQ) or could not (PB). Results from three separate experiments showed that orienting attention in response to central cues (endogenous orienting) showed similar effects for both conjunction and feature search. However, when attention was oriented with peripheral visual cues (exogenous orienting), conjunction search showed larger effects of attention than did feature search. It is suggested that the attentional systems that are oriented in response to central and peripheral cues may not be the same and that only the latter performs a role in feature integration. Possibilities for future research are discussed. IS - 2 JF - Journal of experimental psychology. Human perception and performance SN - 0096-1523 EP - 241 TI - Is Posner's "beam" the same as Treisman's "glue"?: On the relation between visual orienting and feature integration theory. VL - 13 SP - 228 KW - attention KW - capture AU - Briand, KA AU - Klein, RM PY - 1987/05// UR - http://view.ncbi.nlm.nih.gov/pubmed/2953853 ER -