Trichur Raman Vidyasagar

发表

The Role of Contours in Stereopsis

V. Ramachandran, V. M. Rao, Trichur Raman Vidyasagar, 1973, Nature.

Apparent movement with subjective contours.

V. Ramachandran, V. M. Rao, Trichur Raman Vidyasagar, 1973, Vision research.

Multiple mechanisms underlying the orientation selectivity of visual cortical neurones

Trichur Raman Vidyasagar, M. Volgushev, X. Pei, 1996, Trends in Neurosciences.

Perceptual learning in seeing form from motion

Trichur Raman Vidyasagar, G. Stuart, 1993, Proceedings of the Royal Society of London. Series B: Biological Sciences.

Excitation and inhibition in orientation selectivity of cat visual cortex neurons revealed by whole-cell recordings in vivo

Trichur Raman Vidyasagar, M. Volgushev, X. Pei, 1993, Visual Neuroscience.

Subcortical mechanisms in orientation sensitivity of cat visual cortical cells

Trichur Raman Vidyasagar, 1992, Neuroreport.

The responses of cells in macaque lateral geniculate nucleus to sinusoidal gratings.

Trichur Raman Vidyasagar, B. B. Lee, T. Hicks, 1983, The Journal of physiology.

Orientation specific colour adaptation at a binocular site

Trichur Raman Vidyasagar, 1976, Nature.

Function of GABAA inhibition in specifying spatial frequency and orientation selectivities in cat striate cortex

Trichur Raman Vidyasagar, A. Mueller, 2004, Experimental Brain Research.

Receptive field analysis and orientation selectivity of postsynaptic potentials of simple cells in cat visual cortex

Trichur Raman Vidyasagar, M. Volgushev, X. Pei, 1994, The Journal of neuroscience : the official journal of the Society for Neuroscience.

A neuronal model of attentional spotlight: parietal guiding the temporal

Trichur Raman Vidyasagar, 1999, Brain Research Reviews.

Cytoarchitecture and visual field representation in area 17 of the tammar wallaby (macropus eugenii)

R F Mark, T R Vidyasagar, G. Henry, 1992, The Journal of comparative neurology.

Contrast invariance of orientation tuning in the lateral geniculate nucleus of the feline visual system

Trichur Raman Vidyasagar, Jaikishan Jayakumar, Sivaram Viswanathan, 2015, The European journal of neuroscience.

Pattern adaptation in cat visual cortex is a co-operative phenomenon

Trichur Raman Vidyasagar, 1990, Neuroscience.

Plasticity — Memory — Attention

T. Wiesel, R. Desimone, E. Miller, 1994 .

Neural underpinnings of dyslexia as a disorder of visuo‐spatial attention

Trichur Raman Vidyasagar, 2004, Clinical & experimental optometry.

Dyslexia: a deficit in visuo-spatial attention, not in phonological processing

Trichur Raman Vidyasagar, K. Pammer, 2010, Trends in Cognitive Sciences.

Vidyasagar, T.R., Kulikowski, J.J., Lipnicki, D.M. & Dreher., B. (2002) Convergence of parvocellular and magnocellular information channels in the primary visual cortex of the macaque Eur. J. Neurosci., 16, 945–956

J. Kulikowski, B. Dreher, Trichur Raman Vidyasagar, 2002 .

A linear model fails to predict orientation selectivity of cells in the cat visual cortex.

Trichur Raman Vidyasagar, M. Volgushev, X. Pei, 1996, The Journal of physiology.

Membrane properties and spike generation in rat visual cortical cells during reversible cooling

T R Vidyasagar, Trichur Raman Vidyasagar, M. Volgushev, 2000, The Journal of physiology.

Sparseness of coding in area 17 of the cat visual cortex: A comparison between pinwheel centres and orientation domains

Trichur Raman Vidyasagar, Jaikishan Jayakumar, D. Hu, 2012, Neuroscience.

Relationship between orientation tuning and spatial frequency in neurones of cat area 17

Trichur Raman Vidyasagar, J. A. Sigüenza, T. R. Vidyasagar, 2004, Experimental Brain Research.

Tracking blue cone signals in the primate brain

B. Dreher, Trichur Raman Vidyasagar, Jaikishan Jayakumar, 2013, Clinical & experimental optometry.

Origins of feature selectivities and maps in the mammalian primary visual cortex

Trichur R. Vidyasagar, Ulf T. Eysel, Trichur Raman Vidyasagar, 2015, Trends in Neurosciences.

Space and spatial frequency: analysis and representation in the macaque striate cortex

J. Kulikowski, Trichur Raman Vidyasagar, 2004, Experimental Brain Research.

A minimally invasive and reversible system for chronic recordings from multiple brain sites in macaque monkeys

Trichur Raman Vidyasagar, Y. Saalmann, I. Pigarev, 2009, Journal of Neuroscience Methods.

Impaired visual search in dyslexia relates to the role of the magnocellular pathway in attention.

T R Vidyasagar, K Pammer, Trichur Raman Vidyasagar, 1999, Neuroreport.

Orientation sensitivity of cat LGN neurones with and without inputs from visual cortical areas 17 and 18

Trichur Raman Vidyasagar, J. Urbas, T. R. Vidyasagar, 2004, Experimental Brain Research.

Multiple pathways carry signals from short‐wavelength‐sensitive (‘blue’) cones to the middle temporal area of the macaque

Paul R. Martin, B. Dreher, Trichur Raman Vidyasagar, 2013, The Journal of physiology.

Visual Psychophysics and Physiological Optics The Effect of Aging and Attention on Visual Crowding and Surround Suppression of Perceived Contrast Threshold

Trichur Raman Vidyasagar, A. McKendrick, Menaka S Malavita, 2017 .

A Temporal Sampling Basis for Visual Processing in Developmental Dyslexia

Trichur Raman Vidyasagar, K. Pammer, K. Archer, 2020, Frontiers in Human Neuroscience.

Gating of neuronal responses in macaque primary visual cortex by an attentional spotlight

T R Vidyasagar, Trichur Raman Vidyasagar, 1998, Neuroreport.

Information processing bottlenecks in macaque posterior parietal cortex: an attentional blink?

Trichur Raman Vidyasagar, I. Pigarev, Jaikishan Jayakumar, 2013, Experimental Brain Research.

Visual attention and neural oscillations in reading and dyslexia: Are they possible targets for remediation?

Trichur Raman Vidyasagar, 2019, Neuropsychologia.

Modulation of neuronal responses in macaque primary visual cortex in a memory task

Trichur Raman Vidyasagar, I. Pigarev, 2007, The European journal of neuroscience.

Assessment of Brain Electrical Activity in Relation to Memory and Complex Behavior

Trichur Raman Vidyasagar, 1993 .

Letter-order encoding is both bottom-up and top-down: Response to Whitney

Trichur Raman Vidyasagar, K. Pammer, 2010, Trends in Cognitive Sciences.

From attentional gating in macaque primary visual cortex to dyslexia in humans.

Trichur Raman Vidyasagar, 2001, Progress in brain research.

Attentional asymmetry between visual hemifields is related to habitual direction of reading and its implications for debate on cause and effects of dyslexia.

Trichur Raman Vidyasagar, Ashika Verghese, M. Kermani, 2018, Dyslexia.

Reading into neuronal oscillations in the visual system: implications for developmental dyslexia

Trichur Raman Vidyasagar, 2013, Front. Hum. Neurosci..

Diversity of Feature Selectivity in Macaque Visual Cortex Arising from a Limited Number of Broadly Tuned Input Channels.

Trichur Raman Vidyasagar, Jaikishan Jayakumar, E. Levichkina, 2019, Cerebral cortex.

Eccentricity dependence of orientation anisotropy of surround suppression of contrast-detection threshold.

Trichur Raman Vidyasagar, A. McKendrick, Menaka S Malavita, 2018, Journal of vision.

Diversity of feature selectivity in macaque visual cortex arising from limited number of broadly-tuned input channels

Trichur Raman Vidyasagar, Jaikishan Jayakumar, E. Levichkina, 2018, bioRxiv.

Responses of V1 cells in primate reveal excitatory convergence of P & M channels

J. Kulikowski, B. Dreher, Trichur Raman Vidyasagar, 1998 .

Primary visual cortex and memory. Retinal position specificity and lack of size constancy at early stages of learning a visual memory task in the macaque.

Trichur Raman Vidyasagar, I. Pigarev, D. Chelvanayagam, 2001, Experimental brain research.

Primary visual cortex and memory

Trichur Raman Vidyasagar, I. Pigarev, D. Chelvanayagam, 2001, Experimental Brain Research.

A neural framework for spontaneous development of orientation selectivity in the primary visual cortex

Trichur Raman Vidyasagar, A. Burkitt, L. Kuhlmann, 2022, bioRxiv.

Subcortical orientation biases explain orientation selectivity of visual cortical cells

Trichur Raman Vidyasagar, Jaikishan Jayakumar, E. Levichkina, 2015, Physiological reports.

NEUROSYSTEMS Segregation of short-wavelength-sensitive (S) cone signals in the macaque dorsal lateral geniculate nucleus

B. Dreher, Trichur Raman Vidyasagar, Y. Saalmann, 2009 .

A model of striate response properties based on geniculate anisotropies

Trichur Raman Vidyasagar, T. R. Vidyasagar, 2004, Biological Cybernetics.

BASIC INFORMATION PROCESSING AND HIGHER COGNITION: DOES THE MAMMALIAN CEREBRAL CORTEX DEAL WITH THEM AT DIFFERENT HIERARCHICAL LEVELS?

Trichur Raman Vidyasagar, 1996, Clinical and experimental pharmacology & physiology.

Convergence of parvocellular and magnocellular information channels in the primary visual cortex of the macaque

J. Kulikowski, B. Dreher, Trichur Raman Vidyasagar, 2002, The European journal of neuroscience.

Dynamics of the orientation tuning of postsynaptic potentials in the cat visual cortex

T R Vidyasagar, Trichur Raman Vidyasagar, M. Volgushev, 1995, Visual Neuroscience.

Functional comparison of neuronal properties in the primate posterior hippocampus and parahippocampus (area TF/TH) during different behavioural paradigms involving memory and selective attention

Trichur R. Vidyasagar, Otto D. Creutzfeldt, Trichur Raman Vidyasagar, 1993, Behavioural Brain Research.

Unit activity in the hippocampus and the parahippocampal temporobasal association cortex related to memory and complex behaviour in the awake monkey

O. D. Creutzfeldt, Trichur Raman Vidyasagar, O. Creutzfeldt, 1991, Brain Research.

Response of neurons in the cat's lateral geniculate nucleus to moving bars of different length

T R Vidyasagar, Trichur Raman Vidyasagar, B. B. Lee, 1983, The Journal of neuroscience : the official journal of the Society for Neuroscience.

Sharpness Constancy during Movement Perception (Short Note)

V S Ramachandran, T R Vidyasagar, V. Ramachandran, 1974, Perception.

Synaptic transmission in the neocortex during reversible cooling

Trichur Raman Vidyasagar, M. Volgushev, M. Chistiakova, 2000, Neuroscience.

Integration of the visual and auditory networks in dyslexia: a theoretical perspective

Trichur Raman Vidyasagar, K. Pammer, 2005 .

Neural Mechanisms of Visual Attention: How Top-Down Feedback Highlights Relevant Locations

Ivan N Pigarev, Yuri B Saalmann, Trichur R Vidyasagar, 2007, Science.

A Computational Study of How Orientation Bias in the Lateral Geniculate Nucleus Can Give Rise to Orientation Selectivity in Primary Visual Cortex

Levin Kuhlmann, Trichur R. Vidyasagar, Trichur Raman Vidyasagar, 2011, Front. Syst. Neurosci..

Visual search efficiency and functional visual cortical size in children with and without dyslexia

Trichur Raman Vidyasagar, G. Egan, A. McKendrick, 2021, Neuropsychologia.

Contribution of inhibitory mechanisms to the orientation sensitivity of cat dLGN neurones

Trichur Raman Vidyasagar, T. R. Vidyasagar, 2004, Experimental Brain Research.

Segregation of short-wavelength-sensitive (S) cone signals in the macaque dorsal lateral geniculate nucleus

Paul R. Martin, B. Dreher, Trichur Raman Vidyasagar, 2009, The European journal of neuroscience.

Geniculate orientation biases seen with moving sine wave gratings: implications for a model of simple cell afferent connectivity

Trichur Raman Vidyasagar, W. Heide, T. R. Vidyasagar, 2004, Experimental Brain Research.

Interactions between luminance and colour channels in visual search and their relationship to parallel neural channels in vision

Trichur R. Vidyasagar, Geoff P. Sampson, Trichur Raman Vidyasagar, 2006, Experimental Brain Research.

Irregularity in neocortical spike trains: Influence of measurement factors and another method of estimation

Trichur R. Vidyasagar, Trichur Raman Vidyasagar, David K. Chelvanayagam, 2006, Journal of Neuroscience Methods.

Space, color, and direction of movement: how do they affect attention?

Trichur R Vidyasagar, Andrew J Anderson, Ashika Verghese, 2013, Journal of vision.

Functional size of human visual area V1: A neural correlate of top–down attention

Gary F. Egan, Trichur R. Vidyasagar, Andrew J. Anderson, 2014, NeuroImage.

Coding of spatial attention priorities and object features in the macaque lateral intraparietal cortex

Ekaterina Levichkina, Yuri B. Saalmann, Trichur R. Vidyasagar, 2017, Physiological reports.

Dynamic coupling of oscillatory neural activity and its roles in visual attention

Trichur Raman Vidyasagar, S. Treue, Moein Esghaei, 2022, Trends in Neurosciences.

An Integrated Neuronal Model of Claustral Function in Timing the Synchrony Between Cortical Areas

Ekaterina Levichkina, Trichur R. Vidyasagar, Trichur Raman Vidyasagar, 2019, Front. Neural Circuits.

Mechanism underpinning the sharpening of orientation and spatial frequency selectivities in the tree shrew (Tupaia belangeri) primary visual cortex

Trichur Raman Vidyasagar, Jaikishan Jayakumar, Sivaram Viswanathan, 2022, Brain Structure and Function.

Role of feedforward geniculate inputs in the generation of orientation selectivity in the cat's primary visual cortex

Trichur R Vidyasagar, Jaikishan Jayakumar, Trichur Raman Vidyasagar, 2011, The Journal of physiology.

Attentional Gating in Primary Visual Cortex: A Physiological Basis for Dyslexia

Trichur Raman Vidyasagar, 2005, Perception.

The role of the magnocellular pathway in serial deployment of visual attention

Trichur R Vidyasagar, Ulf T Eysel, Trichur Raman Vidyasagar, 2004, The European journal of neuroscience.

The role of gabaergic inhibition in the response properties of neurones in cat visual area 18

Trichur Raman Vidyasagar, W. Heide, 1986, Neuroscience.

Whole cell recording and conductance measurements in cat visual cortex in-vivo.

O D Creutzfeldt, T R Vidyasagar, Trichur Raman Vidyasagar, 1991, Neuroreport.

Optogenetics in primate cortical networks

Trichur Raman Vidyasagar, Sam Merlin, Trichur Vidyasagar, 2023, Frontiers in Neuroanatomy.

Geniculate orientation biases as cartesian coordinates for cortical orientation detectors.

Trichur Raman Vidyasagar, T. R. Vidyasagar, 1985 .

Relationship between preferred orientation and ordinal position in neurones of cat striate cortex

T R Vidyasagar, G. Henry, Trichur Raman Vidyasagar, 1990, Visual Neuroscience.

Tracking blue cone signals in the primate brain

B. Dreher, Trichur Raman Vidyasagar, Jaikishan Jayakumar, 2013, Clinical & experimental optometry.

Aetiology of Dyslexia: A Visual Perspective on a Phonological Marker

Trichur R. Vidyasagar, Trichur Raman Vidyasagar, 2012 .

The Effect of Aging and Attention on Visual Crowding and Surround Suppression of Perceived Contrast Threshold.

Trichur Raman Vidyasagar, A. McKendrick, Menaka S Malavita, 2017, Investigative ophthalmology & visual science.

Possible plasticity in the rat superior colliculus

Trichur Raman Vidyasagar, T. R. VIDYASAGAR, 1978, Nature.

Information processing bottlenecks in macaque posterior parietal cortex: an attentional blink?

Trichur Raman Vidyasagar, I. Pigarev, Jaikishan Jayakumar, 2013, Experimental Brain Research.

Macaque striate cortex: pattern, movement and colour processing.

J. Kulikowski, Trichur Raman Vidyasagar, 1984, Ophthalmic & physiological optics.

Dynamics of coherent activity between cortical areas defines a two-stage process of top-down attention

Trichur Raman Vidyasagar, Y. Saalmann, E. Levichkina, 2021, Experimental Brain Research.

Dynamics of coherent activity between cortical areas defines a two-stage process of selective attention

Yuri B. Saalmann, Trichur R. Vidyasagar, E. V. Levichkina, 2020, bioRxiv.

Effect of bicuculine on the length-response functions of cat striate cortical-cells.

Trichur Raman Vidyasagar, T. R. Vidyasagar, 1985 .

Spatial Phase Sensitivity in the Cat Visual-Cortex

J. Kulikowski, Trichur Raman Vidyasagar, Rao Vm, 1982 .

Representation of Space and Spatial-Frequencies in the Macaque Striae Cortex

J. Kulikowski, Trichur Raman Vidyasagar, 1982 .