ocular fixation

Summary

Summary: The positioning and accommodation of eyes that allows the image to be brought into place on the FOVEA CENTRALIS of each eye.

Top Publications

  1. ncbi Salience, relevance, and firing: a priority map for target selection
    Jillian H Fecteau
    Netherlands Institute of Neuroscience, Meibergdreef 47, 1105BA, Amsterdam, The Netherlands
    Trends Cogn Sci 10:382-90. 2006
  2. ncbi Target acceleration can be extracted and represented within the predictive drive to ocular pursuit
    Simon J Bennett
    Research Institute for Exercise and Sport Sciences, Liverpool John Moores University, Henry Cotton Campus, L3 2ET, Liverpool, UK
    J Neurophysiol 98:1405-14. 2007
  3. ncbi Unilateral pallidotomy for Parkinson's disease disrupts ocular fixation
    John D O'Sullivan
    Department of Clinical Neuroscience, St Vincent s Hospital, Fitzroy, 3065 Victoria, Australia
    J Clin Neurosci 10:181-5. 2003
  4. ncbi A comparative study of shape representation in macaque visual areas v2 and v4
    Jay Hegdé
    Department of Anatomy and Neurobiology, Washington University School of Medicine, Saint Louis, MO 63110, USA
    Cereb Cortex 17:1100-16. 2007
  5. ncbi Eye-hand coordination during reaching. II. An analysis of the relationships between visuomanual signals in parietal cortex and parieto-frontal association projections
    A Battaglia-Mayer
    Dipartimento di Fisiologia Umana e Farmacologia, , Piazzale Aldo Moro 5, 00185 Rome
    Cereb Cortex 11:528-44. 2001
  6. pmc Visual and musculoskeletal underpinnings of anchoring in rhythmic visuo-motor tracking
    Melvyn Roerdink
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University, Van der Boechorststraat 9, 1081BT, Amsterdam, The Netherlands
    Exp Brain Res 184:143-56. 2008
  7. ncbi Extraction of information to the left of the fixated word in reading
    K S Binder
    Department of Psychology, University of Massachusetts, Amherst 01003, USA
    J Exp Psychol Hum Percept Perform 25:1162-72. 1999
  8. ncbi The role of spatial working memory in visual search efficiency
    Sei Hwan Oh
    Yonsei University, Seoul, Korea
    Psychon Bull Rev 11:275-81. 2004
  9. ncbi Gaze fixation and the neural circuitry of face processing in autism
    Kim M Dalton
    Waisman Center, University of Wisconsin, 1500 Highland Avenue, Madison, Wisconsin 53705 2280, USA
    Nat Neurosci 8:519-26. 2005
  10. ncbi Orienting and maintenance of gaze to facial expressions in social anxiety
    Matthew Garner
    Division of Clinical Neurosciences, School of Medicine, University of Southampton, Southampton, United Kingdom
    J Abnorm Psychol 115:760-70. 2006

Research Grants

Detail Information

Publications243 found, 100 shown here

  1. ncbi Salience, relevance, and firing: a priority map for target selection
    Jillian H Fecteau
    Netherlands Institute of Neuroscience, Meibergdreef 47, 1105BA, Amsterdam, The Netherlands
    Trends Cogn Sci 10:382-90. 2006
    ..These observations have important ramifications for theories of attention. We conclude that priority--the combined representation of salience and relevance--best describes the firing properties of neurons...
  2. ncbi Target acceleration can be extracted and represented within the predictive drive to ocular pursuit
    Simon J Bennett
    Research Institute for Exercise and Sport Sciences, Liverpool John Moores University, Henry Cotton Campus, L3 2ET, Liverpool, UK
    J Neurophysiol 98:1405-14. 2007
    ..These results indicate that information on target acceleration can be extracted on-line, during pursuit of a visible ramp, and then used to drive a predictive oculomotor response in the absence of visual input...
  3. ncbi Unilateral pallidotomy for Parkinson's disease disrupts ocular fixation
    John D O'Sullivan
    Department of Clinical Neuroscience, St Vincent s Hospital, Fitzroy, 3065 Victoria, Australia
    J Clin Neurosci 10:181-5. 2003
    ..Horizontal visually guided, gap and predictive saccades as well as ocular fixation were studied in patients with advanced PD before and 1 month after unilateral pallidotomy, and in healthy ..
  4. ncbi A comparative study of shape representation in macaque visual areas v2 and v4
    Jay Hegdé
    Department of Anatomy and Neurobiology, Washington University School of Medicine, Saint Louis, MO 63110, USA
    Cereb Cortex 17:1100-16. 2007
    ..Commonalities of visual shape representation across hierarchical levels may reflect the replication of neural circuits used in generating complex shape representations at multiple spatial scales...
  5. ncbi Eye-hand coordination during reaching. II. An analysis of the relationships between visuomanual signals in parietal cortex and parieto-frontal association projections
    A Battaglia-Mayer
    Dipartimento di Fisiologia Umana e Farmacologia, , Piazzale Aldo Moro 5, 00185 Rome
    Cereb Cortex 11:528-44. 2001
    ....
  6. pmc Visual and musculoskeletal underpinnings of anchoring in rhythmic visuo-motor tracking
    Melvyn Roerdink
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University, Van der Boechorststraat 9, 1081BT, Amsterdam, The Netherlands
    Exp Brain Res 184:143-56. 2008
    ....
  7. ncbi Extraction of information to the left of the fixated word in reading
    K S Binder
    Department of Psychology, University of Massachusetts, Amherst 01003, USA
    J Exp Psychol Hum Percept Perform 25:1162-72. 1999
    ..The data suggest that readers often still attend to a word after it is skipped and that when readers fixate a word, they occasionally attend to the word after they have begun to fixate the next word...
  8. ncbi The role of spatial working memory in visual search efficiency
    Sei Hwan Oh
    Yonsei University, Seoul, Korea
    Psychon Bull Rev 11:275-81. 2004
    ..These results imply that the visual search process and spatial working memory storage require the same limited-capacity mechanisms...
  9. ncbi Gaze fixation and the neural circuitry of face processing in autism
    Kim M Dalton
    Waisman Center, University of Wisconsin, 1500 Highland Avenue, Madison, Wisconsin 53705 2280, USA
    Nat Neurosci 8:519-26. 2005
    ..In addition, variation in eye fixation within autistic individuals was strongly and positively associated with amygdala activation across both studies, suggesting a heightened emotional response associated with gaze fixation in autism...
  10. ncbi Orienting and maintenance of gaze to facial expressions in social anxiety
    Matthew Garner
    Division of Clinical Neurosciences, School of Medicine, University of Southampton, Southampton, United Kingdom
    J Abnorm Psychol 115:760-70. 2006
    ..HSA individuals were also relatively quicker to look at emotional faces than neutral faces but looked at emotional faces for less time, compared with LSA individuals, consistent with a vigilant-avoidant pattern of bias...
  11. ncbi Microsaccadic eye movements and firing of single cells in the striate cortex of macaque monkeys
    S Martinez-Conde
    Dept of Neurobiology, Harvard Medical School, 220 Longwood Avenue, Boston, Massachusetts 02115, USA
    Nat Neurosci 3:251-8. 2000
    ..Moreover, microsaccades were better correlated with bursts of spikes than with either single spikes or instantaneous firing rate. These findings may help explain maintenance of perception during normal visual fixation...
  12. ncbi A dynamical model of saccade generation in reading based on spatially distributed lexical processing
    Ralf Engbert
    Department of Psychology, University of Potsdam, P O Box 601553, 14415 Potsdam, Germany
    Vision Res 42:621-36. 2002
    ..The model inherently produces complex eye movement patterns including refixations and regressions due to its underlying dynamical principles...
  13. ncbi Saccadic reaction times: a statistical analysis of multimodal distributions
    S Gezeck
    Brain Research Unit, University of Freiburg, Germany
    Vision Res 37:2119-31. 1997
    ..All experimental distributions were fitted by as many gamma distributions as determined by the excess-mass test. The significance of the multimodality for saccade generation processes is discussed...
  14. ncbi Posterior parietal cortex neurons encode target motion in world-centered coordinates
    Uwe J Ilg
    Department of Cognitive Neurology, Hertie Institute for Clinical Brain Research, University of Tubingen, Hoppe Seyler Str 3, D 72076 Tubingen, Germany
    Neuron 43:145-51. 2004
    ..Rather than signaling object image motion on the retina, they represent object motion in world-centered coordinates. This representation may simplify the coordination of object-directed action and ego motion-invariant visual perception...
  15. ncbi Altered face scanning and impaired recognition of biological motion in a 15-month-old infant with autism
    Ami Klin
    Yale Child Study Center, Yale University School of Medicine, USA
    Dev Sci 11:40-6. 2008
    ....
  16. ncbi Idiosyncratic characteristics of saccadic eye movements when viewing different visual environments
    T J Andrews
    Department of Neurobiology, Duke University Medical Center, Durham, NC 27710, USA
    Vision Res 39:2947-53. 1999
    ..The independent covariance of eye movements during different visual tasks shows that saccadic eye movements during active tasks like reading or visual search differ from those engaged during the passive inspection of visual scenes...
  17. ncbi The retinotopy of visual spatial attention
    R B Tootell
    Nuclear Magnetic Resonance Center, Massachusetts General Hospital, Charlestown, 02129, USA
    Neuron 21:1409-22. 1998
    ..In and surrounding area MT+, MR increases were lateralized but not otherwise retinotopic. At the representation of eccentricities central to that of the attended targets, prominent MR decreases occurred during spatial attention...
  18. ncbi Rapid adaptation in visual cortex to the structure of images
    J R Muller
    Center for Visual Science and Department of Brain and Cognitive Sciences, University of Rochester, Rochester, NY 14627, USA
    Science 285:1405-8. 1999
    ..Thus, if successive fixations expose neurons' receptive fields to images with similar but not identical structure, adaptation will remove correlations and improve discriminability...
  19. ncbi Effects of gaze on amygdala sensitivity to anger and fear faces
    Reginald B Adams
    Department of Psychological and Brain Sciences, Dartmouth College, 6207 Moore Hall, Hanover, NH 03755, USA
    Science 300:1536. 2003
  20. ncbi Microsaccades counteract visual fading during fixation
    Susana Martinez-Conde
    Barrow Neurological Institute, 350 West Thomas Road, Phoenix, Arizona 85013, USA
    Neuron 49:297-305. 2006
    ..These results reveal a direct link between suppression of microsaccades and fading and suggest a causal relationship between microsaccade production and target visibility during fixation...
  21. ncbi Reaching affects saccade trajectories
    S P Tipper
    Centre for Cognitive Neuroscience, School of Psychology, University of Wales, Bangor, UK
    Exp Brain Res 136:241-9. 2001
    ..This effect is interpreted as the influence of a hand-centred frame used in reaching on the spatial frame of reference required for the saccade...
  22. ncbi Early coding of visuomanual coordination during reaching in parietal area PEc
    S Ferraina
    Dipartimento di Fisiologia Umana e Farmacologia, , 00185 Rome, Italy
    J Neurophysiol 85:462-7. 2001
    ..These results assign to area PEc, classically considered as a somatosensory association cortex, a new visuomotor role...
  23. ncbi Impaired spatial working memory across saccades contributes to abnormal search in parietal neglect
    M Husain
    Division of Neuroscience and Psychological Medicine, Imperial College School of Medicine, Charing Cross Hospital Campus, London, UK
    Brain 124:941-52. 2001
    ..These proposals accord with recent electrophysiological and functional imaging data, demonstrating posterior parietal involvement in the retention of target locations across saccades...
  24. ncbi In what ways do eye movements contribute to everyday activities?
    M F Land
    School of Biological Sciences, University of Sussex, BN1 9QG, Brighton, UK
    Vision Res 41:3559-65. 2001
    ..The eye movements during this kind of task are nearly all to task-relevant objects, and thus their control is seen as primarily 'top-down', and influenced very little by the 'intrinsic salience' of objects...
  25. ncbi Time-locked perceptual fading induced by visual transients
    Ryota Kanai
    Universiteit Utrecht, The Netherland
    J Cogn Neurosci 15:664-72. 2003
    ..Possible mechanisms underlying this phenomenon will be discussed...
  26. ncbi Latency of saccades during smooth-pursuit eye movement in man. Directional asymmetries
    M Tanaka
    Department of Physiology, Hokkaido University School of Medicine, Sapporo, Japan
    Exp Brain Res 121:92-8. 1998
    ..Although the forward-backward asymmetry was much smaller than the "gap effect", it was statistically significant in six of eight cases. These results suggest that the preparation of saccades is affected by smooth-pursuit eye movements...
  27. ncbi Visual scanning deficits in schizophrenia and their relationship to executive functioning impairment
    Arpi Minassian
    Department of Psychiatry, University of California San Diego, 200 West Arbor Drive, Mailcode 8620, San Diego, CA 92103 8620, USA
    Schizophr Res 74:69-79. 2005
    ....
  28. ncbi An exploration of ocular fixation in Parkinson's disease, multiple system atrophy and progressive supranuclear palsy
    Ralph Allen Pinnock
    Northern Ireland Regional Medical Physics Agency, Royal Victoria Hospital, Belfast, BT12 6BA, Northern Ireland, UK
    J Neurol 257:533-9. 2010
    Since the basal ganglia are thought to have a role in controlling ocular fixation it is expected that patients with parkinsonian conditions would show impaired performance in fixation tasks...
  29. ncbi Anxiety and sensitivity to eye gaze in emotional faces
    Amanda Holmes
    School of Psychology, Birkbeck University of London, UK
    Brain Cogn 60:282-94. 2006
    ....
  30. ncbi Defining the temporal threshold for ocular fixation in free-viewing visuocognitive tasks
    Barry R Manor
    The Brain Dynamics Centre, Westmead Hospital, Acacia House, Westmead, NSW 2145, Australia
    J Neurosci Methods 128:85-93. 2003
    Patterns of ocular fixation in free-viewing tasks reflect aspects of visual attention and cognition. To quantify these patterns, fixations must be identified in raw eye movement data by applying explicit spatial and temporal thresholds...
  31. ncbi Neural correlates of decision variables in parietal cortex
    M L Platt
    Center for Neural Science, New York University, New York 10003, USA
    Nature 400:233-8. 1999
    ..Our data indicate that a decision-theoretic model may provide a powerful new framework for studying the neural processes that intervene between sensation and action...
  32. ncbi Response of neurons in the lateral intraparietal area during a combined visual discrimination reaction time task
    Jamie D Roitman
    Program in Neurobiology and Behavior, Department of Physiology and Biophysics, and Regional Primate Research Center, University of Washington, Seattle, Washington 98195 7290, USA
    J Neurosci 22:9475-89. 2002
    ..A threshold level of LIP activity appears to mark the completion of the decision process and to govern the tradeoff between accuracy and speed of perception...
  33. pmc Functional MRI reveals spatially specific attentional modulation in human primary visual cortex
    D C Somers
    Department of Brain and Cognitive Sciences, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
    Proc Natl Acad Sci U S A 96:1663-8. 1999
    ..These data suggest that neural processing in V1 is not governed simply by sensory stimulation, but, like extrastriate regions, V1 can be strongly and specifically influenced by attention...
  34. ncbi Object-based attention in the primary visual cortex of the macaque monkey
    P R Roelfsema
    Graduate School Neurosciences Amsterdam, Department of Visual System Analysis, Academic Medical Center, The Netherlands
    Nature 395:376-81. 1998
    ..This indicates that object-based attention is associated with a response enhancement at the earliest level of the visual cortical processing hierarchy...
  35. ncbi Gaze-centered updating of visual space in human parietal cortex
    W Pieter Medendorp
    Canadian Institutes of Health Research Group on Action and Perception, Centre for Vision Research, York University, Toronto, Ontario, Canada, M3J 1P3
    J Neurosci 23:6209-14. 2003
    ..This shows that the human PPC dynamically updates the spatial goals for action in a gaze-centered frame...
  36. ncbi Attentional load and sensory competition in human vision: modulation of fMRI responses by load at fixation during task-irrelevant stimulation in the peripheral visual field
    Sophie Schwartz
    Laboratory for Neurology and Imaging of Cognition, Department of Neurosciences, University of Geneva, Switzerland
    Cereb Cortex 15:770-86. 2005
    ..These distinct mechanisms in selective visual processing may be integrated within posterior parietal areas, rather than earlier occipital cortex...
  37. ncbi Stimulus-driven and goal-driven control over visual selection
    Casimir J H Ludwig
    Department of Experimental Psychology, University of Bristol, Great Britain
    J Exp Psychol Hum Percept Perform 28:902-12. 2002
    ..Stimulus-driven and contingent capture can occur within a single paradigm, but the extent and nature of these effects depend on the specific response required...
  38. ncbi Task constraints in visual working memory
    M M Hayhoe
    Center for Visual Science, University of Rochester, New York, NY 14627, USA
    Vision Res 38:125-37. 1998
    ..Our conscious experience of the world may reflect events over a longer time scale than those underlying the substructure of the perceptuo-motor machinery...
  39. ncbi The effect of plausibility on eye movements in reading
    Keith Rayner
    Department of Psychology, University of Massachusetts, Amherst, Amherst, MA 01003, USA
    J Exp Psychol Learn Mem Cogn 30:1290-301. 2004
    ..The results thus indicate that when a word is anomalous, it has an immediate effect on eye movements, but that the effect of implausibility is not as immediate...
  40. ncbi Target similarity affects saccade curvature away from irrelevant onsets
    Casimir J H Ludwig
    Department of Experimental Psychology, University of Bristol, 8 Woodland Road, Bristol, BS8 1TN, UK
    Exp Brain Res 152:60-9. 2003
    ..Over time, the response is integrated with and augmented by top-down inputs. Visual and non-visual signals converge onto a common motor map to determine an item's salience...
  41. ncbi Visual and motor effects in inhibition of return
    T L Taylor
    Department of Psychology, Dalhousie University, Halifax, Nova Scotia, Canada
    J Exp Psychol Hum Percept Perform 26:1639-56. 2000
    ..However, the results also emphasized that the nature of IOR depends fundamentally on the response modality used to reveal its influence...
  42. ncbi The reliability of grading the fixation preference test for the assessment of interocular visual acuity differences in patients with strabismus
    Emin Cumhur Sener
    Department of Ophthalmology, Hacettepe University School of Medicine, Ankara, Turkey
    J AAPOS 6:191-4. 2002
    ....
  43. ncbi Control of saccades in Parkinson's disease
    I T Armstrong
    Brain Cogn 49:198-201. 2002
    ..PD made more sequencing errors in the spatial working memory task. These findings are consistent with a basal ganglia pathophysiology influencing eye movement processing in the frontal cortex...
  44. ncbi Ultra-rapid object detection with saccadic eye movements: visual processing speed revisited
    Holle Kirchner
    Centre de Recherche Cerveau et Cognition UMR 5549, CNRS Université Paul Sabatier Toulouse 3, Faculte de Medecine de Rangueil, 31062 Toulouse Cedex 9, France
    Vision Res 46:1762-76. 2006
    ..The results suggest a very fast and unexpected route linking visual processing in the ventral stream with the programming of saccadic eye movements...
  45. ncbi Spatial attention and latencies of saccadic eye movements
    J J Clark
    Department of Electrical Engineering, McGill University, Montreal, Quebec, Canada
    Vision Res 39:585-602. 1999
    ..amp; O'Regan J.K. (1987). Reducing the influence of non-target stimuli on saccade accuracy: predictability and latency effects. Vision Research, 27 (2), 227-240)...
  46. ncbi The processing of visual shape in the cerebral cortex of human and nonhuman primates: a functional magnetic resonance imaging study
    Katrien Denys
    Laboratorium voor Neuro en Psychofysiologie, K U Leuven Medical School, Campus Gasthuisberg, B 3000 Leuven, Belgium
    J Neurosci 24:2551-65. 2004
    ..The shape-sensitive regions can be used to constrain the warping of monkey to human cortex and suggest a large expansion of lateral parietal and superior temporal cortex in humans compared with monkeys...
  47. ncbi Short-latency fixational saccades induced by luminance increments
    Gregory D Horwitz
    Howard Hughes Medical Institute and Vision Center Laboratory, The Salk Institute for Biological Studies, La Jolla, California 92037, USA
    J Neurophysiol 90:1333-9. 2003
    ..The spectral tuning of this increase was roughly, but not exactly, consistent with a pure luminance increase. We conclude that peripheral luminance increases can evoke fixational saccades...
  48. ncbi Illumination encoding in face recognition: effect of position shift
    Wendy L Braje
    Department of Psychology, Plattsburgh State University, Plattsburgh, NY, USA
    J Vis 3:161-70. 2003
    ..The results also suggest that face representations retain illumination information...
  49. ncbi Gaze anchoring to a pointing target is present during the entire pointing movement and is driven by a non-visual signal
    S F Neggers
    Department of Psychonomics, Helmholtz Institute, Utrecht University, 3584 CS Utrecht, The Netherlands
    J Neurophysiol 86:961-70. 2001
    ..Moreover, such a mechanism uses an internally generated, or proprioceptive, nonvisual signal. Possible neural substrates underlying these processes are discussed, as well as the role of selective attention...
  50. ncbi Attentional and oculomotor capture by onset, luminance and color singletons
    D E Irwin
    Department of Psychology, The Beckman Institute, University of Illinois, 603 E Daniel St, Champaign, IL 61820, USA
    Vision Res 40:1443-58. 2000
    ..Both abrupt onsets and luminance increments elicit reflexive, involuntary saccades whereas transient color changes do not. Implications for theories of attentional capture are discussed...
  51. ncbi Inhibition of return is not a foraging facilitator in saccadic search and free viewing
    Ignace Th C Hooge
    Psychonomics, Helmholtz Institute, Utrecht University, Heidelberglaan 2, NL 3584 CS Utrecht, The Netherlands
    Vision Res 45:1901-8. 2005
    ..We hypothesize that IOR is an intrinsic aspect of shifting attention and gaze direction and furthermore that it is not always advantageous to prevent return saccades...
  52. ncbi The physiological basis of attentional modulation in extrastriate visual areas
    D Chawla
    Wellcome Department of Cognitive Neurology, Institute of Neurology, London, UK
    Nat Neurosci 2:671-6. 1999
    ..Further, visually evoked responses increased along with baseline activity. These results are consistent with the hypothesis that attention modulates sensitivity of neuronal populations to inputs by changing background activity...
  53. ncbi Top-down search strategies cannot override attentional capture
    Jan Theeuwes
    Department of Cognitive Psychology, Vrije Universiteit, Amsterdam, The Netherlands
    Psychon Bull Rev 11:65-70. 2004
    ..It is argued that the notion of differential search modes may be incorrect and that the results can be explained in terms of bottom-up salience signals...
  54. ncbi The influence of behavioral context on the representation of a perceptual decision in developing oculomotor commands
    Joshua I Gold
    Department of Neuroscience, University of Pennsylvania, Philadelphia, Pennsylvania 19104 6074, USA
    J Neurosci 23:632-51. 2003
    ..The results suggest that formation of the decision and formation of the behavioral response share a common level of neural organization, but only when the decision is associated with a specific, predictable movement...
  55. ncbi Reversible-figure perception: mechanisms of intentional control
    Thomas C Toppino
    Department of Psychology, Villanova University, Villanova, Pennsylvania 19085, USA
    Percept Psychophys 65:1285-95. 2003
    ..The results also reveal the limits of intentional control...
  56. ncbi Tracking the mind during reading: the influence of past, present, and future words on fixation durations
    Reinhold Kliegl
    University of Potsdam, PO Box 60 15 53, 14451 Potsdam, Germany
    J Exp Psychol Gen 135:12-35. 2006
    ..Most of the time the mind processes several words in parallel at different perceptual and cognitive levels. Eye movements can help to unravel these processes...
  57. ncbi Multisensory stimulation with or without saccades: fMRI evidence for crossmodal effects on sensory-specific cortices that reflect multisensory location-congruence rather than task-relevance
    E Macaluso
    Fondazione Santa Lucia, Istituto di Ricovero e Cura a Carattere Scientifico, Rome, Italy
    Neuroimage 26:414-25. 2005
    ..These results reveal crossmodal spatial-congruence effects upon visual and somatosensory sensory-specific areas that are relatively 'automatic', determined by the spatial relation of multisensory input rather than by its task-relevance...
  58. pmc Tool use changes multisensory interactions in seconds: evidence from the crossmodal congruency task
    Nicholas P Holmes
    Department of Experimental Psychology, University of Oxford, South Parks Road, Oxford OX1 3UD, UK
    Exp Brain Res 183:465-76. 2007
    ..Such enhancements are likely due to the increased behavioural relevance of visual stimuli as each tool use action is prepared before execution...
  59. ncbi Longer fixation duration while viewing face images
    Kun Guo
    Department of Psychology, University of Newcastle, NE2 4HH Newcastle upon Tyne, UK
    Exp Brain Res 171:91-8. 2006
    ..The results suggest that face and natural scene images can generate different patterns of visuomotor activity. The extra fixation duration on faces may be correlated with the detailed analysis of facial features...
  60. ncbi The IOVP effect in mindless reading: experiment and modeling
    Antje Nuthmann
    Department of Psychology, University of Potsdam, Am Neuen Palais 10, 14469 Potsdam, Germany
    Vision Res 47:990-1002. 2007
    ..We conclude that oculomotor errors, which often induce mislocalized fixations, represent the most important source of the IOVP effect...
  61. pmc Eye movements during information processing tasks: individual differences and cultural effects
    Keith Rayner
    Department of Psychology, University of Massachusetts, Amherst, MA 01003, USA
    Vision Res 47:2714-26. 2007
    ..Also, Chinese participants' fixations were more numerous and of shorter duration than those of their American counterparts while viewing faces and scenes, and counting Chinese characters in text...
  62. ncbi Inhibition of saccade return (ISR): spatio-temporal properties of saccade programming
    I T Hooge
    Department of Physiology, Erasmus University Rotterdam, PO Box 1738, 3000 DR, Rotterdam, The Netherlands
    Vision Res 40:3415-26. 2000
    ..The radius of the area where ISR is found is about 4 degrees. The relation between ISR and 'Inhibition of Return' of spatial attention [Posner & Cohen, 1984] is discussed, as well as the neurophysiological basis of ISR...
  63. ncbi Attention modulates responses in the human lateral geniculate nucleus
    Daniel H O'Connor
    Department of Psychology, Center for the Study of Brain, Mind, and Behavior, Princeton University, Green Hall, Princeton, New Jersey 08544, USA
    Nat Neurosci 5:1203-9. 2002
    ..The LGN, traditionally viewed as the gateway to visual cortex, may also serve as a 'gatekeeper' in controlling attentional response gain...
  64. ncbi Age differences in the control of looking behavior: do you know where your eyes have been?
    A F Kramer
    Beckman Institute and Department of Psychology, University of Illinois, 405 North Mathews Ave, Urbana, IL 61801, USA
    Psychol Sci 11:210-7. 2000
    ..Young and old adults showed equivalent patterns of oculomotor capture with equiluminant onsets, but older adults misdirected their eyes to bright onsets more often than young adults did...
  65. ncbi Gaze direction controls response gain in primary visual-cortex neurons
    Y Trotter
    Centre de Recherche Cerveau et Cognition, Faculte de Medecine de Rangueil, Universite Paul Sabatier, Toulouse, France
    Nature 398:239-42. 1999
    ..Cortical neural processes for encoding information about the three-dimensional position of a stimulus in space therefore start as early as area V1...
  66. ncbi Updating target distance across eye movements in depth
    Stan Van Pelt
    Nijmegen Institute for Cognition and Information, Radboud University Nijmegen, Nijmegen, The Netherlands
    J Neurophysiol 99:2281-90. 2008
    ....
  67. ncbi The motor side of depth vision
    K Schreiber
    Departments of Physiology and Medicine, University of Toronto, 1 King's College Circle, M5S 1A8 Toronto, Canada
    Nature 410:819-22. 2001
    ....
  68. ncbi Delayed attentional engagement in the attentional blink
    Mark R Nieuwenstein
    Department of Psychonomics, Utrecht University, Utrecht, Netherlands
    J Exp Psychol Hum Percept Perform 31:1463-75. 2005
    ..The authors conclude that, during the AB, there is a delay between detection and the selection of target candidates for consolidation in short-term memory...
  69. ncbi Deficits in saccade target selection after inactivation of superior colliculus
    Robert M McPeek
    The Smith Kettlewell Eye Research Institute, 2318 Fillmore Street, San Francisco, California 94115, USA
    Nat Neurosci 7:757-63. 2004
    ..Our results indicate that, in addition to its well-established involvement in movement execution, the SC has an important functional role in target selection...
  70. ncbi The superior colliculus encodes gaze commands in retinal coordinates
    E M Klier
    CIHR Group for Action and Perception, York University, 4700 Keele Street, Toronto, Ontario M3J 1P3, Canada
    Nat Neurosci 4:627-32. 2001
    ..Moreover, our data show that this eye-centered SC command is then further transformed, as a function of eye and head position, by downstream mechanisms into the head- and body-centered commands for coordinated eye-head gaze shifts...
  71. ncbi The Duncker illusion and eye-hand coordination
    J F Soechting
    Department of Neuroscience, University of Minnesota, Minneapolis, Minnesota 55455, USA
    J Neurophysiol 85:843-54. 2001
    ..The results suggest a model of limb control in which gaze position can provide the target signal for limb movement...
  72. ncbi Spatial coding of the predicted impact location of a looming object
    Marco Neppi-Modona
    Institut des Sciences Cognitives, CNRS Université de Lyon 1, 67 Bd Pinel, 69675 Bron, France
    Curr Biol 14:1174-80. 2004
    ....
  73. ncbi Selective peripheral fading: evidence for inhibitory sensory effect of attention
    L Lou
    Department of Psychology, University of Hong Kong, Hong Kong
    Perception 28:519-26. 1999
    ..Were the fading entirely due to local sensory adaptation, the unattended stimuli would have to be equally adapted and yet somehow remain visible for seconds, which is not plausible...
  74. ncbi Visual search is slowed when visuospatial working memory is occupied
    Geoffrey F Woodman
    Department of Psychology, Vanderbilt University, Wilson Hall, 111 21st Avenue South, Nashville, TN 37240 1103, USA
    Psychon Bull Rev 11:269-74. 2004
    ..These findings suggest that common mechanisms are used to process information during difficult visual search tasks and to maintain spatial information in working memory...
  75. ncbi Foveal processing difficulty does not modulate non-foveal orthographic influences on fixation positions
    Sarah J White
    Centre for Vision and Visual Cognition, Department of Psychology, University of Durham, Science Laboratories, South Road, Durham DH1 3LE, UK
    Vision Res 46:426-37. 2006
    ..The results show that non-foveal orthography influences where words are first fixated regardless of foveal processing load...
  76. ncbi Directional prediction by the saccadic system
    Andrew J Anderson
    Department of Optometry and Vision Sciences, The University of Melbourne, Melbourne 3010, Australia
    Curr Biol 18:614-8. 2008
    ....
  77. ncbi Microsaccades differentially modulate neural activity in the striate and extrastriate visual cortex
    D A Leopold
    Max Planck Institute for Biological Cybernetics, Tuebingen, Germany
    Exp Brain Res 123:341-5. 1998
    ..Such signals may be necessary for the stable perception of objects and scenes during eye movements, mediating the mapping between central object representations and the constantly changing retinotopic input...
  78. pmc Functional architecture of retinotopy in visual association cortex of behaving monkey
    Barbara Heider
    Center for Molecular and Behavioral Neuroscience, Rutgers University, Newark, NJ 07102, USA
    Cereb Cortex 15:460-78. 2005
    ..Possible mechanisms for this variability across days are discussed as well as its impact upon our understanding of the representation of extrapersonal space in the inferior parietal cortex...
  79. pmc Neck muscle vibration makes walking humans accelerate in the direction of gaze
    Y P Ivanenko
    Human Physiology Section of the Scientific Institute Santa Lucia and the University of Rome Tor Vergata, Via Ardeatina 306, 00179 Rome, Italy
    J Physiol 525:803-14. 2000
    ..The results suggest that the proprioceptive input from the neck is integrated in the control of human posture and locomotion and is processed in the context of a viewer-centred reference frame...
  80. ncbi Synaptic inputs and their pathways from fixation and saccade zones of the superior colliculus to inhibitory burst neurons and pause neurons
    Mayu Takahashi
    Department of Systems Neurophysiology, Graduate School of Medicine, Tokyo Medical and Dental University, 1 5 45, Yushima, Tokyo, Japan
    Ann N Y Acad Sci 1039:209-19. 2005
    ..These results show that the fixation zone in the rostral SC may suppress the initiation of bilateral saccades via pause neurons...
  81. ncbi Association between fixation preference testing and strabismic pseudoamblyopia
    Ossama M Hakim
    Department of Pediatric Ophthalmology, Magraby Eye Center, Madina Munwara, Saudi Arabia
    J Pediatr Ophthalmol Strabismus 44:174-7. 2007
    ..The purpose of this study is to evaluate the strength of the association between fixation preference and strabismic amblyopia...
  82. ncbi Gaze-centered updating of remembered visual space during active whole-body translations
    Stan Van Pelt
    Nijmegen Institute for Cognition and Information, Radboud University Nijmegen, NL 6500 HE Nijmegen, The Netherlands
    J Neurophysiol 97:1209-20. 2007
    ..Neural network simulations are presented suggesting that the brain relies on ego-velocity signals and stereoscopic depth and direction information in spatial updating during self-motion...
  83. ncbi Eye scanning of multi-element displays: I. Scanpath planning
    John M Findlay
    Department of Psychology, University of Durham, South Road, Durham, DH1 3LE, UK
    Vision Res 46:179-95. 2006
    ..Evidence was found for both directional (raster-like) scanning strategies and scanning strategies based on the global external contour...
  84. ncbi Involvement of prefrontal cortex in visual search
    E J Anderson
    Department of Visual Neuroscience, Imperial College London, Charing Cross Hospital, St Dunstan s Road, London, W6 8RP, UK
    Exp Brain Res 180:289-302. 2007
    ..Thus, regions of ventral as well as dorsal prefrontal cortex are recruited during inefficient search, and we propose that this activity is related to processes that guide, control and monitor the allocation of selective attention...
  85. ncbi Eye vergence is susceptible to the hollow-face illusion
    Joachim Hoffmann
    Department of Psychology, University of Wurzburg, Rontgenring 11, D 97070 Wurzburg, Germany
    Perception 36:461-70. 2007
    ..It is presumably the success of recognising a familiar object (a face) which overrides the correction of convergence. This suggests that the brain strives for a congruency of eye vergence and distance perception...
  86. ncbi Eye gaze is not unique: automatic orienting in response to uninformative arrows
    Jason Tipples
    University of York, England
    Psychon Bull Rev 9:314-8. 2002
    ..Overall, the findings suggest that the eye gaze is not unique in automatically triggering orienting...
  87. ncbi The influence of the Brentano illusion on eye and hand movements
    Denise D J de Grave
    General Psychology, Justus Liebig University, Giessen, Germany
    J Vis 6:727-38. 2006
    ..This favors the interpretation that the eyes and the hand use a common motor command but each with a different relative contribution of vector coding...
  88. ncbi Configural and contextual prioritization in object-based attention
    Sarah Shomstein
    Johns Hopkins University, Baltimore, Maryland, USA
    Psychon Bull Rev 11:247-53. 2004
    ....
  89. ncbi A physiological correlate of the "Zoom Lens" of visual attention
    Notger G Müller
    Cognitive Neurology, Johann Wolfgang Goethe University, 60528 Frankfurt, Germany
    J Neurosci 23:3561-5. 2003
    ..This preactivation of neuronal units may then have gated selective processing of the features of the object that appeared at the attended location, thus enabling feature integration and object identification...
  90. ncbi Coordinated control of eye and hand movements in dynamic reaching
    S F W Neggers
    Department of Psychonomics, Helmholtz Institute, Utrecht University, Heidelberglaan 2, 3584 CS Utrecht, The Netherlands
    Hum Mov Sci 21:349-76. 2002
    ....
  91. pmc The relationship between saccadic suppression and perceptual stability
    Tamara L Watson
    Center for Molecular and Behavioral Neuroscience, Rutgers University, 197 University Avenue, Newark, NJ 07102, USA
    Curr Biol 19:1040-3. 2009
    ....
  92. ncbi Responses of primate visual cortical neurons to stimuli presented by flash, saccade, blink, and external darkening
    Timothy J Gawne
    Department of Physiological Optics, University of Alabama at Birmingham, Birmingham, Alabama 35294, USA
    J Neurophysiol 88:2178-86. 2002
    ..However, there are neurons that respond in a qualitatively different manner depending on how a stimulus is presented, and we hypothesize that these signals may be important for determining the perceptual salience of a visual event...
  93. ncbi Neural correlates of visual localization and perisaccadic mislocalization
    Bart Krekelberg
    Department of General Zoology and Neurobiology, Ruhr University Bochum, 44780, Bochum, Germany
    Neuron 37:537-45. 2003
    ..This challenges the assumption in many psychophysical studies that the perisaccadic retinal position signal is veridical...
  94. ncbi Atypical fixation preference with anisometropia
    Robert P Rutstein
    School of Optometry, University of Alabama at Birmingham, Birmingham, Alabama 35294 0010, USA
    Optom Vis Sci 84:848-51. 2007
    ..To describe a child with hyperopia and anisometropia who manifests strabismus and amblyopia in the much less hyperopic eye...
  95. ncbi Influence of the direction of elemental luminance gradients on the responses of V4 cells to textured surfaces
    A Hanazawa
    Laboratory of Neural Control, National Institute for Physiological Sciences, Myodaiji, Okazaki, Aichi 444 8585, Japan
    J Neurosci 21:4490-7. 2001
    ..This novel spatial property suggests that V4 cells are involved in extracting texture features from objects, including their three-dimensionality...
  96. ncbi Horizontal and vertical asymmetry in visual spatial crowding effects
    Chengzhi Feng
    Department of Psychology, University of Minnesota, Minneapolis, MN 55455, USA
    J Vis 7:13.1-10. 2007
    ..Such a horizontal versus vertical asymmetry was found in all four quadrants of visual space. Importantly, a further visual acuity test did not reveal a horizontal versus vertical asymmetric effect...
  97. ncbi Better to take one long or two quick looks? Independent processing of evidence from discrete visual presentations
    Wolf Schwarz
    Department of Psychology, University of Potsdam, Potsdam, Germany
    J Exp Psychol Hum Percept Perform 34:1337-52. 2008
    ..These predictions were tested, confirmed, and extended in 5 letter-identification experiments that focused on the mechanism by which information extracted from single arrays is integrated across different looks...
  98. pmc Fixation preference and visual acuity testing in a population-based cohort of preschool children with amblyopia risk factors
    Susan A Cotter
    Doheny Eye Institute and the Department of Ophthalmology, Keck School of Medicine, University of Southern California, Los Angeles, California 90033 9224, USA
    Ophthalmology 116:145-53. 2009
    ..To compare the clinical assessment of fixation preference (FP) to visual acuity (VA) in a population-based sample of preschool children with amblyopia risk factors...
  99. ncbi Poor correlation between "fix-follow-maintain" monocular/binocular fixation pattern evaluation and presence of functional amblyopia
    H Atilla
    Department of Ophthalmology, Ankara University School of Medicine, Ankara, Turkey
    Binocul Vis Strabismus Q 16:85-90. 2001
    ..To assess the reliability of visual screening with fix- follow-maintain (FFM) method in early detection of amblyopia in children who are not able to cooperate in testing with Allen Figures or Snellen E-chart...
  100. ncbi Attentional and oculomotor capture with static singletons
    Jan Theeuwes
    Department of Cognitive Psychology, Vrije Universiteit, Amsterdam, The Netherlands
    Percept Psychophys 65:735-46. 2003
    ....
  101. pmc Culture shapes how we look at faces
    Caroline Blais
    Department of Psychology, University of Glasgow, Glasgow, United Kingdom
    PLoS ONE 3:e3022. 2008
    ....

Research Grants67

  1. Dynamic Basal Ganglia Saccade Networks
    Ann M Graybiel; Fiscal Year: 2010
    ..To test this hypothesis, we will train macaques on a touch screen reaching task under ocular fixation. In Aim 3, we hypothesize that spontaneously produced sequences of saccades will be represented in the brain ..
  2. SMOOTH PURSUIT, SACCADES, AND FIXATION IN SCHIZOPHRENIA
    Lee Friedman; Fiscal Year: 1992
    ..Smooth pursuit tracking, saccadic tracking and ocular fixation have all been recorded in the same subjects in the same session...
  3. Attention and Oculomotor Control: Attentional Resolution
    Cathleen Moore; Fiscal Year: 2007
    ..We will then relate the instability of ocular fixation to the coarseness of attentional resolution...
  4. Neural Basis of Visual Suppression in Strabismics
    John Economides; Fiscal Year: 2006
    ..how single cell activity in regions ofcortex corresponding to suppression scotomas is modulated by changes in ocular fixation. Subsequent anatomical experiments will correlate local levels of metabolic activity, reflected by cytochrome ..
  5. Development of a clinical test of utricular function
    Claire Gianna Poulin; Fiscal Year: 2006
    ..The proposed experiments will employ a novel technique to produce high vergence angles that does not trigger ocular fixation mechanisms...
  6. The nature and time course of phonological representations in reading
    Keith Rayner; Fiscal Year: 2008
    ..unreadable] [unreadable] [unreadable]..
  7. The Role of Areas V1 and V2 in Target Selection
    Peter Schiller; Fiscal Year: 2008
    ..abstract_text> ..
  8. PARALLEL INFORMATION PROCESSING OF THE VISUAL SYSTEM
    Peter Schiller; Fiscal Year: 2002
    ..The proposed work has important clinical relevance as it will serve characterize the functions of various visual cortical areas. ..
  9. NEURAL CONTROL OF VISUALLY GUIDED EYE MOVEMENTS
    Peter Schiller; Fiscal Year: 2007
    ..abstract_text> ..
  10. Overt and Covert Selection During Reading
    ALBRECHT INHOFF; Fiscal Year: 2007
    ..It should also have ramifications beyond the domain of reading, as coordination of covert and overt selection may be part and parcel of effective visual selection in general. ..
  11. DEVELOPMENT OF SUSTAINED ATTENTION IN INFANTS
    John Richards; Fiscal Year: 2006
    ....
  12. Function of fixation instability during natural viewing
    Michele Rucci; Fiscal Year: 2006
    ..unreadable] [unreadable] [unreadable]..
  13. BIOSOCIAL ACTIVATION OF SEX-LINKED COGNITIVE BEHAVIOR
    GERIANNE ALEXANDER; Fiscal Year: 2005
    ..This information will therefore increase understanding of the relations among typical or atypical reproductive events (e.g., puberty, hormone deficiency, pregnancy) and cognition. ..
  14. COORDINATION OF VOLUNTARY EYE MOVEMENTS
    Richard J Krauzlis; Fiscal Year: 2010
    ..Understanding how these systems interact will also help us understand how and why these circuits malfunction in a variety of developmental disorders. ..
  15. LANGUAGE PROCESSING DURING READING
    Keith Rayner; Fiscal Year: 2005
    ..The research should be useful in further understanding the process of skilled reading and also help to reveal the relationship between skilled and poor reading. ..
  16. Attention and Adult Emotion Regulation
    Derek M Isaacowitz; Fiscal Year: 2010
    ..abstract_text> ..
  17. Vestibulocerebellar function in channelopathy mutants
    John Stahl; Fiscal Year: 2004
    ..Thus, the insights into normal cerebellar function generated by this study should also advance our understanding of mechanisms of heritable neurological disease. ..
  18. Time's Eye: Aging and Attention to Emotional Stimuli
    Derek Isaacowitz; Fiscal Year: 2003
    ..The results would also have implications for the etiology and treatment of depression. ..
  19. Brainstem control of visual orienting
    Edward G Freedman; Fiscal Year: 2010
    ..These experiments will provide exciting and novel insight into the ways in which the nervous system converts sensory inputs into coordinated actions. ..
  20. Neural circuitry of the parietal lobe
    RALPH SIEGEL; Fiscal Year: 2006
    ....
  21. ANALYSIS OF STRUCTURE-FROM-MOTION IN VISUAL CORTEX
    RALPH SIEGEL; Fiscal Year: 2003
    ..These studies will be crucial in correctly choosing which parietal representations are best modified through therapy when there are spatial deficits in human subjects caused by parietal damage through stroke. ..
  22. Spatial Attention in Visuomotor Processing
    TODD HANDY; Fiscal Year: 2005
    ....
  23. Visual Learning
    Daphne Bavelier; Fiscal Year: 2009
    ..abstract_text> ..
  24. SELECTIVE ATTENTION TO THE PARTS OF AN OBJECT
    SHAUN VECERA; Fiscal Year: 2002
    ..abstract_text> ..
  25. Eye-Tracking Studies of Social Visual Pursuit in Autism
    Ami Klin; Fiscal Year: 2006
    ..The proposed R01 works synergistically with other ongoing eye-tracking research including studies of toddlers at risk of having autism and studies of monkeys with mesiofrontal-limbic ablations. ..
  26. Aging and multi-task training
    Arthur Kramer; Fiscal Year: 2008
    ..Furthermore, we predict that training visual-spatial skills will transfer to elementary perceptual and cognitive processes (see Green & Baveiler, 2003) as well as simulated automobile driving. [unreadable] [unreadable]..
  27. REORGANIZATION OF VISUAL FUNCTIONS AFTER EARLY DEAFNESS
    Daphne Bavelier; Fiscal Year: 2009
    ..In addition, it will provide insights for the development of environments better suited to deaf individuals'needs. ..
  28. Aging, Fitness and Neurocognitive Function
    Arthur Kramer; Fiscal Year: 2004
    ....
  29. The Nature of Phonological Representation in Reading
    M Ashby; Fiscal Year: 2004
    ..abstract_text> ..
  30. Neural Systems Underlying Sign Language Production
    Karen Emmorey; Fiscal Year: 2009
    ..abstract_text> ..
  31. Understanding the mechanisms that control the dynamics of perceptual switches
    Satoru Suzuki; Fiscal Year: 2010
    ....
  32. MULTISENSORY PROCESSING IN THE BEHAVING PREPARATION
    Luis C Populin; Fiscal Year: 2010
    ....
  33. Anticipatory Processing in Spatial Cognition
    Helene Intraub; Fiscal Year: 2006
    ..Memory tests will involve recall and recognition procedures as well as new interactive memory tests involving the reconstruction of a view in real space or on a computer screen. ..
  34. Towards a learning model for rehabilitation after Traumatic Brain Injury
    Sabine Kastner; Fiscal Year: 2008
    ..unreadable] [unreadable] [unreadable]..
  35. PSYCHOLOGICAL AND NEURAL BASES OF SPATIAL COGNITION
    Marlene Behrmann; Fiscal Year: 2010
    ..Acquired attentional deficits are notoriously difficult to rehabilitate, with profound adverse consequences for the individual, and targeted intervention efforts are urgently needed. ..
  36. LANGUAGE, MODALITY AND THE BRAIN
    Karen Emmorey; Fiscal Year: 2009
    ..abstract_text> ..
  37. MODEL OBSERVER OPTIMIZATION OF X-RAY CORONARY ANGIOGRAMS
    Miguel Eckstein; Fiscal Year: 2008
    ..abstract_text> ..
  38. Modeling the Role of Priming in Executive Control
    Gordon Logan; Fiscal Year: 2009
    ..The first aim will establish the validity of the model, the second will establish its limits and set the stage for a general model of executive control. ..
  39. Dynamic Visual Activity in Temporal Cortex
    David Sheinberg; Fiscal Year: 2009
    ....
  40. Audiovisual Interactions in Categorization
    Lorraine Bahrick; Fiscal Year: 2007
    ..Future research will include investigations of other categories and interactions of other modality combinations. ..
  41. Transcranial Magnetic Stimulation Laboratory
    Sabine Kastner; Fiscal Year: 2002
    ..One project will probe the effects of TMS on hippocampal neurogenesis in an animal model to elucidate the neural basis of the antidepressant action of TMS. ..
  42. NEURAL EFFECTS OF INTERFERENCE WITH WORKING MEMORY
    Clayton Curtis; Fiscal Year: 2002
    ..abstract_text> ..
  43. OBJECT RECOGNITION & NAVIGATION--NORMAL & LOW VISION
    GORDON LEGGE; Fiscal Year: 2003
    ..field loss, on the formation and use of cognitive maps. Their hypothesis is that cognitive maps, although difficult to learn with visual impairment, will be esp. beneficial to people with low vision. ..
  44. Form analysis in the visual motion pathway
    PETER TSE; Fiscal Year: 2003
    ..Without an understanding of how modules cooperate, science and medicine cannot adequately repair brains where cooperation among modular circuitry has broken down. ..
  45. Image Stabilization in the Retinal Periphery
    ELISABETH FINE; Fiscal Year: 2004
    ..Once validated, this technique will allow us to test hypotheses regarding the specific area of PRL in patients with ARMD. ..
  46. Visual-social cognition in neurodevelopmental disorders
    Nouchine Hadjikhani; Fiscal Year: 2004
    ..It should give us additional insight into the pathophysiology face perception disorders, and provide a basis for the development of remedial treatment for deficits in social communication. ..
  47. INTERSENSORY REDUNDANCY & THE DEVELOPMENT OF PERCEPTION
    Lorraine Bahrick; Fiscal Year: 2004
    ..abstract_text> ..
  48. LANGUAGE PROCESSING IN SCHIZOPHRENIA
    Gina Kuperberg; Fiscal Year: 2005
    ..This training and research program will advance the candidate to the stage when she can establish herself as an independent investigator of the cognitive neuroscience of schizophrenia. ..
  49. Low-Level Constraints on High-Level Selection
    Edward Awh; Fiscal Year: 2005
    ..The proposed project promises a bridge between lower-level perceptual/attentional processes and executive processes as well as answers to the important question of age differences in executive control. ..
  50. Visual Adaptation, Selective Attention, and Shape Coding
    Satoru Suzuki; Fiscal Year: 2005
    ..g., in the ventral "pattern processing stream" such as V4 and IT) and perception of global shape attributes. ..
  51. Motor Learning & Neural Plasticity in Vestibular System
    Wu Zhou; Fiscal Year: 2006
    ..This research will provide important knowledge for understanding the fundamental vestibular and oculomotor neurophysiology and improving the diagnosis and treatment of vestibular disorders in humans. ..
  52. Behavioral correlates of fMRI response in cocaine users
    Rita Goldstein; Fiscal Year: 2006
    ..abstract_text> ..
  53. Control of Dynamic Attention
    TODD STEVEN HOROWITZ; Fiscal Year: 2010
    ..We propose to study how attention works in complex, dynamic environments, using a combination of cognitive and neuroscience approaches. ..
  54. PHYSIOLOGY OF OCULOMOTOR PREMOTOR PATHWAYS
    Robert McCrea; Fiscal Year: 2007
    ..The results should increase our understanding of the central mechanisms that allow clear vision of objects in a 3D environment during passive and active head movements. ..
  55. Collaborative research: CRCNS: Precision and coding in smooth pursuit
    Stephen G Lisberger; Fiscal Year: 2010
    ..abstract_text> ..
  56. VESTIBULAR AFFERENT ACTIVITY AFTER CANAL PLUGGING
    Sergei Yakushin; Fiscal Year: 2002
    ..This work should lead to a clearer understanding of how lesions, such as plugging and nerve section, affect the sensory processing of head movements and how the central vestibular system adapts to these types of lesions. ..
  57. FUNCTIONS AND MECHANISMS OF PERCEPTUAL LEARNING
    Barbara Dosher; Fiscal Year: 2003
    ....
  58. Referential Contrast Effects in Language Processing
    JULIE SEDIVY; Fiscal Year: 2003
    ..Results of this project may be useful in developing models for language disorders, for the development of pedagogical tools, and for progress in artificial intelligence. ..
  59. Effects of Anxiety on Interhemispheric Processing
    REBECCA COMPTON; Fiscal Year: 2004
    ..Application of the ERP methodology for measuring interhemispheric transmission is expected to produce a detailed picture of how emotional relevance affects the spread of information from one hemisphere to another. ..
  60. Infant Roots of Later Cognition
    Susan A Rose; Fiscal Year: 2010
    ..Identifying early antecedents of later deficits has profound implications for intervention, assessment,and remediation, as well as for understanding the nature of the infant mind. ..
  61. VESTIBULAR MECHANISMS IN THE DYNAMICS OF LOCOMOTION
    Theodore Raphan; Fiscal Year: 2006
    ....
  62. Perceptual Processes Evidence and Configurality
    James Townsend; Fiscal Year: 2009
    ..Work toward these goals will involve theoretical, methodological, and empirical efforts. ..
  63. Effect of extrinsic cost on motor planning
    Uta Wolfe; Fiscal Year: 2005
    ..Through this pilot study it will be possible to assess the feasibility of developing the experimental approach into such a method, and to develop parameters for a future study in which its effectiveness will be tested. ..
  64. MIPS XII Conference
    Elizabeth Krupinski; Fiscal Year: 2007
    ..unreadable] [unreadable] [unreadable]..
  65. Medical Image Perception Society Confrence XI
    Elizabeth Krupinski; Fiscal Year: 2005
    ..abstract_text> ..
  66. VOR adaptation/utility of saccades as rehab strategies
    Michael Schubert; Fiscal Year: 2008
    ..This is important for the long-term goals of this project, which are to determine the adaptive preferences that individuals with vestibular loss use to improve gaze stability. ..
  67. Liability Markers for Deficit Schizophrenia?
    L Hong; Fiscal Year: 2004
    ..We plan to use the preliminary data collected from this grant support to guide our full-scale search for phenotypic markers specifically associated with the liability for deficit schizophrenia and subsequent molecular genetic studies. ..