Reach plans in eye-centered coordinates.

@article{citeulike:90435, abstract = {The neural events associated with visually guided reaching begin with an image on the retina and end with impulses to the muscles. In between, a reaching plan is formed. This plan could be in the coordinates of the arm, specifying the direction and amplitude of the movement, or it could be in the coordinates of the eye because visual information is initially gathered in this reference frame. In a reach-planning area of the posterior parietal cortex, neural activity was found to be more consistent with an eye-centered than an arm-centered coding of reach targets. Coding of arm movements in an eye-centered reference frame is advantageous because obstacles that affect planning as well as errors in reaching are registered in this reference frame. Also, eye movements are planned in eye coordinates, and the use of similar coordinates for reaching may facilitate hand-eye coordination.}, address = {Division of Biology and the Computation and Neural Systems Program, California Institute of Technology, Mail Code 216-76, Pasadena, CA 91125, USA.}, author = {Batista, A. P. and Buneo, C. A. and Snyder, L. H. and Andersen, R. A. }, citeulike-article-id = {90435}, issn = {0036-8075}, journal = {Science}, keywords = {monkey, neurophysiology, prr, referenceframe}, month = {July}, number = {5425}, pages = {257--260}, posted-at = {2005-02-08 20:45:59}, priority = {2}, title = {Reach plans in eye-centered coordinates.}, url = {http://view.ncbi.nlm.nih.gov/pubmed/10398603}, volume = {285}, year = {1999} }

TY - JOUR ID - citeulike:90435 L3 - citeulike-article-id:90435 TI - Reach plans in eye-centered coordinates. JF - Science VL - 285 IS - 5425 SP - 257 EP - 260 AD - Division of Biology and the Computation and Neural Systems Program, California Institute of Technology, Mail Code 216-76, Pasadena, CA 91125, USA. SN - 0036-8075 N2 - The neural events associated with visually guided reaching begin with an image on the retina and end with impulses to the muscles. In between, a reaching plan is formed. This plan could be in the coordinates of the arm, specifying the direction and amplitude of the movement, or it could be in the coordinates of the eye because visual information is initially gathered in this reference frame. In a reach-planning area of the posterior parietal cortex, neural activity was found to be more consistent with an eye-centered than an arm-centered coding of reach targets. Coding of arm movements in an eye-centered reference frame is advantageous because obstacles that affect planning as well as errors in reaching are registered in this reference frame. Also, eye movements are planned in eye coordinates, and the use of similar coordinates for reaching may facilitate hand-eye coordination. KW - monkey KW - neurophysiology KW - prr KW - referenceframe AU - Batista, AP AU - Buneo, CA AU - Snyder, LH AU - Andersen, RA PY - 1999/07/09/ UR - http://view.ncbi.nlm.nih.gov/pubmed/10398603 ER -