The Role of Spike Timing in the Coding of Stimulus Location in Rat Somatosensory Cortex Export

@article{citeulike:4258943, abstract = {Although the timing of single spikes is known to code for time-varying features of a sensory stimulus, it remains unclear whether time is also exploited in the neuronal coding of the spatial structure of the environment, where nontemporal stimulus features are fundamental. This report demonstrates that, in the whisker representation of rat cortex, precise spike timing of single neurons increases the information transmitted about stimulus location by 44\%, compared to that transmitted only by the total number of spikes. Crucial to this code is the timing of the first spike after whisker movement. Complex, single neuron spike patterns play a smaller, synergistic role. Timing permits very few spikes to transmit high quantities of information about a behaviorally significant, spatial stimulus.}, author = {Panzeri, S.}, citeulike-article-id = {4258943}, citeulike-linkout-0 = {http://dx.doi.org/10.1016/S0896-6273(01)00251-3}, citeulike-linkout-1 = {http://linkinghub.elsevier.com/retrieve/pii/S0896-6273(01)00251-3}, doi = {10.1016/S0896-6273(01)00251-3}, issn = {08966273}, journal = {Neuron}, keywords = {first-spike, somatosensory}, month = {March}, number = {3}, pages = {769--777}, posted-at = {2009-04-16 09:28:43}, priority = {2}, title = {The Role of Spike Timing in the Coding of Stimulus Location in Rat Somatosensory Cortex}, url = {http://dx.doi.org/10.1016/S0896-6273(01)00251-3}, volume = {29}, year = {2001} }

TY - JOUR ID - citeulike:4258943 L3 - citeulike-article-id:4258943 N2 - Although the timing of single spikes is known to code for time-varying features of a sensory stimulus, it remains unclear whether time is also exploited in the neuronal coding of the spatial structure of the environment, where nontemporal stimulus features are fundamental. This report demonstrates that, in the whisker representation of rat cortex, precise spike timing of single neurons increases the information transmitted about stimulus location by 44%, compared to that transmitted only by the total number of spikes. Crucial to this code is the timing of the first spike after whisker movement. Complex, single neuron spike patterns play a smaller, synergistic role. Timing permits very few spikes to transmit high quantities of information about a behaviorally significant, spatial stimulus. IS - 3 JF - Neuron SN - 08966273 EP - 777 TI - The Role of Spike Timing in the Coding of Stimulus Location in Rat Somatosensory Cortex VL - 29 SP - 769 KW - first-spike KW - somatosensory AU - Panzeri, S PY - 2001/03// UR - http://dx.doi.org/10.1016/S0896-6273(01)00251-3 ER -