Lecture_4_02_07_neuro_1660

Lecture_4_02_07_neur - Lecture 4 Neural coding and perceptual decisions Britten K.H et al The analysis of visual motion a comparison of neuronal

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1 Mayank Mehta, NEURO 1660 1 Lecture 4 Neural coding and perceptual decisions Britten, K.H., et al., The analysis of visual motion: a comparison of neuronal and psychophysical performance. J Neurosci, 1992. 12 (12): p. 4745-65. Salzman, C.D., K.H. Britten, and W.T. Newsome, Cortical microstimulation influences perceptual judgements of motion direction. Nature, 1990. 346 (6280): p. 174-7. Newsome, W.T., K.H. Britten, and J.A. Movshon, Neuronal correlates of a perceptual decision. Nature, 1989. 341 (6237): p. 52-4. Newsome, W.T. and E.B. Pare, A selective impairment of motion perception following lesions of the middle temporal visual area (MT). J Neurosci, 1988. 8 (6): p. 2201-11. Salzman, C.D., et al., Microstimulation in visual area MT: effects on direction discrimination performance. J Neurosci, 1992. 12 (6): p. 2331-55. Engel, A.K., P. Konig, and W. Singer, Direct physiological evidence for scene segmentation by temporal coding. Proc Natl Acad Sci U S A, 1991. 88 (20): p. 9136-40. Johansson, R.S. and I. Birznieks, First spikes in ensembles of human tactile afferents code complex spatial fingertip events. Nat Neurosci, 2004. 7 (2): p. 170-7. O'Keefe, J. and M.L. Recce, Phase relationship between hippocampal place units and the EEG theta rhythm. Hippocampus, 1993. 3 (3): p. 317-30. Mayank Mehta, NEURO 1660 2 Topography of cortical responses Medial Temporal Cortex (MT) Primary Visual Cortex (V1) Mountcastle (1997) Brain 120:701-722 Good: ‘similar’ neurons can communicate easily Good: Reduced communication overhead Good: Allows imaging Bad: Singularities Mayank Mehta, NEURO 1660 3 The role of area MT in perception of motion direction: Task Move the eyes (saccade) in the direction of motion of the dots Mayank Mehta, NEURO 1660 4 The role of area MT in perception of
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This note was uploaded on 05/17/2008 for the course NEUR 1660 taught by Professor Mehta during the Spring '08 term at Brown.

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Lecture_4_02_07_neur - Lecture 4 Neural coding and perceptual decisions Britten K.H et al The analysis of visual motion a comparison of neuronal

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