Results 131 to 140 of about 96,965 (269)

Fractal features of dark, maintained, and driven neural discharges in the cat visual system [PDF]

open access: yesMethods 24, 377-394 (2001), 1999
We employ a number of statistical measures to characterize neural discharge activity in cat retinal ganglion cells (RGCs) and in their target lateral geniculate nucleus (LGN) neurons under various stimulus conditions, and we develop a new measure to examine correlations in fractal activity between spike-train pairs. In the absence of stimulation (i.e.,
arxiv  

The power ratio and the interval map: spiking models and extracellular data [PDF]

open access: yesarXiv, 1998
We describe a new, computationally simple method for analyzing the dynamics of neuronal spike trains driven by external stimuli. The goal of our method is to test the predictions of simple spike-generating models against extracellularly recorded neuronal responses. Through a new statistic called the power ratio, we distinguish between two broad classes
arxiv  

Strong surround antagonism in the dLGN of the awake rat [PDF]

open access: yesarXiv, 2012
Classical center-surround antagonism in the early visual system is thought to serve important functions such as enhancing edge detection and increasing sparseness. The relative strength of the center and surround determine the specific computation achieved.
arxiv  

Neuron analysis of visual perception [PDF]

open access: yes
The receptive fields of single cells in the visual system of cat and squirrel monkey were studied investigating the vestibular input affecting the cells, and the cell's responses during visual discrimination learning process.
Chow, K. L.
core   +1 more source

Temporal Dynamics of Binocular Display Processing with Corticogeniculate Interactions [PDF]

open access: yes, 1995
A neural model of binocular vision is developed to simulate psychophysical and neurobiological data concerning the dynamics of binocular disparity processing.
Grossberg, Stephen, Gruenwald, Alexander
core   +1 more source

THE CORTICAL PROJECTION OF THE MEDIAL GENICULATE BODY [PDF]

open access: yesJournal of Neurology, Neurosurgery & Psychiatry, 1939
H. H. Woollard, A. Harpman
openaire   +3 more sources

Effects of glaucoma and snoring on cerebral oxygenation in the visual cortex: a study using functional Near Infrared Spectroscopy (fNIRS) [PDF]

open access: yes, 2018
Purpose: The purpose of this study was to investigate the effects of snoring and glaucoma on the visual Haemodynamic Response (HDR) using functional Near Infrared Spectroscopy (fNIRS).
Aitchison, Ross T.   +8 more
core   +1 more source

Efficient Visual Coding: From Retina To V2 [PDF]

open access: yesarXiv, 2013
The human visual system has a hierarchical structure consisting of layers of processing, such as the retina, V1, V2, etc. Understanding the functional roles of these visual processing layers would help to integrate the psychophysiological and neurophysiological models into a consistent theory of human vision, and would also provide insights to computer
arxiv  

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