Genomes and Genes
Summary: Awareness of oneself in relation to time, place and person.
Publications240 found, 100 shown here
- View-based strategy for reorientation by geometryTommaso Pecchia
Center for Mind and Brain Sciences, University of Trento, Corso Bettini, 31 38068 Rovereto, Italy
J Exp Biol 213:2987-96. 2010..These findings provide evidence that view-based strategies to reorient by geometry could be used by animals...
- Revisiting the role of spatial frequencies in the holistic processing of facesOlivia S Cheung
Department of Psychology, Vanderbilt University, Nashville, Tennessee 37203, USA
J Exp Psychol Hum Percept Perform 34:1327-36. 2008..These results demonstrate that it is necessary to use measures that take response biases into account in order to fully understand the holistic nature of face processing...
- High-field fMRI unveils orientation columns in humansEssa Yacoub
Center for Magnetic Resonance Research, Department of Radiology, University of Minnesota Medical School, 2021 6th Street SE, Minneapolis, MN 55455, USA
Proc Natl Acad Sci U S A 105:10607-12. 2008..b>Orientation columns in visual cortex are perhaps the best known example of such a functional organization in the brain...
- Spatial orientation in DrosophilaTroy Zars
Division of Biological Sciences, University of Missouri, Columbia, Missouri 65211, USA
J Neurogenet 23:104-10. 2009Spatial orientation is critical for many behaviors. Intrinsic to the oriented state is the knowledge of past, present, and future spatial location relative to one or more landmarks...
- A Bayesian framework for cue integration in multistable grouping: Proximity, collinearity, and orientation priors in zigzag latticesPeter M E Claessens
Laboratory of Experimental Psychology, Department of Psychology, University of Leuven, Belgium
J Vis 8:33.1-23. 2008..In rectangular lattices, distance ratio and global orientation of rows and columns were manipulated...
- Reward expectation, orientation of attention and locus coeruleus-medial frontal cortex interplay during learningSebastien Bouret
Neuromodulation et Processus Mnésiques, CNRS UMR 7102, Universite Pierre and Marie Curie, 9 Quai St Bernard, 75005 Paris, France
Eur J Neurosci 20:791-802. 2004..Neuronal activity related to orientation of attention, reward predictability, reward itself, and changes in stimulus reinforcement contingencies, was ..
- GABA concentration is reduced in visual cortex in schizophrenia and correlates with orientation-specific surround suppressionJong H Yoon
Department of Psychiatry and Imaging Research Center, University of California, Davis, Davis, California 95817, USA
J Neurosci 30:3777-81. 2010..We further tested the GABA hypothesis by examining the relationship between visual cortical GABA levels and orientation-specific surround suppression (OSSS), a behavioral measure of visual inhibition thought to be dependent on ..
- Place cells, grid cells, and the brain's spatial representation systemEdvard I Moser
Kavli Institute for Systems Neuroscience and Centre for the Biology of Memory, Norwegian University of Science and Technology, 7489 Trondheim, Norway
Annu Rev Neurosci 31:69-89. 2008....
- Cardinal rules: visual orientation perception reflects knowledge of environmental statisticsAhna R Girshick
Department of Psychology, New York University, New York, New York, USA
Nat Neurosci 14:926-32. 2011..We found this to be the case. We measured performance in an orientation-estimation task and found that orientation judgments were more accurate at cardinal (horizontal and vertical) ..
- Estimating three-dimensional orientation of human body parts by inertial/magnetic sensingAngelo Maria Sabatini
The BioRobotics Institute, Scuola Superiore Sant Anna, Piazza Martiri della Libertà 33, 56124 Pisa, Italy
Sensors (Basel) 11:1489-525. 2011..biomedical engineering, robotics, virtual reality, where they can also be applied for real-time tracking of the orientation of human body parts in the three-dimensional (3D) space...
- Selectivity and spatial distribution of signals from the receptive field surround in macaque V1 neuronsJames R Cavanaugh
Center for Neural Science, New York University, New York City, New York 10003, USA
J Neurophysiol 88:2547-56. 2002..that the surround influence was always suppressive when the surround grating was at the neuron's preferred orientation. Suppression tended to be stronger when the surround grating also moved in the neuron's preferred direction, ..
- Long-term plasticity in hippocampal place-cell representation of environmental geometryColin Lever
Department of Anatomy and Developmental Biology, University College London, WC1E 6BT, UK
Nature 416:90-4. 2002..These results indicate that place cells may be a neural substrate for long-term incidental learning, and demonstrate the long-term stability of an experience-dependent firing pattern in the hippocampal formation...
- Broadly tuned response properties of diverse inhibitory neuron subtypes in mouse visual cortexAaron M Kerlin
Department of Neurobiology, Harvard Medical School, Goldenson 243, 220 Longwood Avenue, Boston, MA 02115, USA
Neuron 67:858-71. 2010..Excitatory neurons had sharp response selectivity for stimulus orientation and spatial frequency, while all GABAergic subtypes had broader selectivity...
- Humans use internal models to construct and update a sense of verticalityJulien Barra
Laboratoire de Psychologie et Neuropsychologie Cognitive, Universite Paris Descartes, FRE 3292, France
Brain 133:3552-63. 2010..We tested this hypothesis by investigating self-orientation relative to gravity in 39 normal subjects and in subjects with various somatosensory losses showing either a ..
- Masking disrupts reentrant processing in human visual cortexJ J Fahrenfort
University of Amsterdam, Amsterdam, The Netherlands
J Cogn Neurosci 19:1488-97. 2007..From these results, we conclude that masking derives its effectiveness, at least partly, from disrupting reentrant processing, thereby interfering with the neural mechanisms of figure-ground segmentation and visual awareness itself...
- Orienting attention in time: behavioural and neuroanatomical distinction between exogenous and endogenous shiftsJ T Coull
Wellcome Department of Cognitive Neurology, Institute of Neurology, 12 Queen Square, London, UK
Neuropsychologia 38:808-19. 2000..These findings suggest that distinct brain areas are involved in redirecting attention based upon sensory events (bottom-up, exogenous shifts) and based upon cognitive expectations (top-down, endogenous shifts)...
- Orientation discrimination performance is predicted by GABA concentration and gamma oscillation frequency in human primary visual cortexRichard A E Edden
School of Biosciences, Cardiff University, Cardiff CF10 3AT, United Kingdom
J Neurosci 29:15721-6. 2009Neuronal orientation selectivity has been shown in animal models to require corticocortical network cooperation and to be dependent on the presence of GABAergic inhibition...
- Effects of level of meditation experience on attentional focus: is the efficiency of executive or orientation networks improved?Davina Chan
Department of Psychology, University of California, Berkeley, Berkeley, California, United States
J Altern Complement Med 13:651-7. 2007..the efficiency of the executive attentional network (anterior cingulate/prefrontal cortex) but no effect on the orientation network (parietal systems)...
- Neural mechanisms of orientation selectivity in the visual cortexD Ferster
Department of Neurobiology and Physiology, Northwestern University, Evanston, Illinois 60208, USA
Annu Rev Neurosci 23:441-71. 2000The origin of orientation selectivity in the responses of simple cells in cat visual cortex serves as a model problem for understanding cortical circuitry and computation...
- Involuntary orienting to sound improves visual perceptionJ J McDonald
Department of Neurosciences, School of Medicine, University of California, San Diego, La Jolla 92093 0608, USA
Nature 407:906-8. 2000..These data show that the involuntary orienting of attention to sound enhances early perceptual processing of visual stimuli...
- Multiscale pattern analysis of orientation-selective activity in the primary visual cortexJascha D Swisher
Psychology Department and Vanderbilt Vision Research Center, Vanderbilt University, Nashville, Tennessee 37240, USA
J Neurosci 30:325-30. 2010Although orientation columns are less than a millimeter in width, recent neuroimaging studies indicate that viewed orientations can be decoded from cortical activity patterns sampled at relatively coarse resolutions of several ..
- In vivo two-photon imaging reveals a role of arc in enhancing orientation specificity in visual cortexKuan Hong Wang
Howard Hughes Medical Institute, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
Cell 126:389-402. 2006..In Arc-positive GFP heterozygous mice, the pattern of GFP-positive cells exhibited orientation specificity...
- Orientation decoding depends on maps, not columnsJeremy Freeman
Center for Neural Science, New York University, New York, New York 10003, USA
J Neurosci 31:4792-804. 2011The representation of orientation in primary visual cortex (V1) has been examined at a fine spatial scale corresponding to the columnar architecture...
- Fragmentation of grid cell maps in a multicompartment environmentDori Derdikman
Kavli Institute for Systems Neuroscience and Centre for the Biology of Memory, MTFS, Norwegian University of Science and Technology, Trondheim, Norway
Nat Neurosci 12:1325-32. 2009..in grid cells while rats ran through a stack of interconnected, zig-zagged compartments of equal shape and orientation (a hairpin maze)...
- Grid cell mechanisms and function: contributions of entorhinal persistent spiking and phase resettingMichael E Hasselmo
Center for Memory and Brain, Department of Psychology and Program in Neuroscience, Boston University, Boston, Massachusetts 02215, USA
Hippocampus 18:1213-29. 2008..Science, 2008), and a hairpin maze task...
- Is there a geometric module for spatial orientation? Insights from a rodent navigation modelDenis Sheynikhovich
Laboratory of Computational Neuroscience, Brain Mind Institute, Ecole Polytechnique Federale de Lausanne, Lausanne, Switzerland
Psychol Rev 116:540-66. 2009..Moreover, the same model also describes behavioral results in different types of water-maze tasks...
- Diminished orientation-specific surround suppression of visual processing in schizophreniaJong H Yoon
Department of Psychiatry and Imaging Research Center, University of California Davis, 4701 X Street, Sacramento, CA 95817, USA
Schizophr Bull 35:1078-84. 2009..We tested whether altered contextual modulation in schizophrenia is stimulus orientation selective...
- Early lateralization and orientation tuning for face, word, and object processing in the visual cortexBruno Rossion
Cognitive Neuroscience Unit, University of Louvain, Belgium
Neuroimage 20:1609-24. 2003..Scalp EEG (53 channels) was recorded in 15 subjects performing an orientation decision task with pictures of faces, words, and cars presented upright or inverted...
- Dorsal premotor neurons encode the relative position of the hand, eye, and goal during reach planningBijan Pesaran
Division of Biology, California Institute of Technology, Pasadena, California 91125, USA
Neuron 51:125-34. 2006..Such a relative position code may play an important role in coordinating hand and eye movements by computing their relative position...
- Orientation-contingent face aftereffects and implications for face-coding mechanismsGillian Rhodes
University of Western Australia, Stirling Highway, Crawley, Perth, WA 6009, Australia
Curr Biol 14:2119-23. 2004..Neuroimaging studies have found surprisingly little orientation selectivity in the fusiform face area (FFA) despite evidence that this region plays a role in expert face ..
- Orientation preference patterns in mammalian visual cortex: a wire length minimization approachA A Koulakov
The Salk Institute, 10010 North Torrey Pines Road, La Jolla, CA 92037, USA
Neuron 29:519-27. 2001In the visual cortex of many mammals, orientation preference changes smoothly along the cortical surface, with the exception of singularities such as pinwheels and fractures...
- Visual orienting in the early broader autism phenotype: disengagement and facilitationMayada Elsabbagh
Centre for Brain and Cognitive Development, Birkbeck, University of London, London, UK
J Child Psychol Psychiatry 50:637-42. 2009..In the current study we focused on a set of functions associated with visual attention, previously reported to be atypical in autism...
- Active sensation during orientation behavior in the Drosophila larva: more sense than luckAlex Gomez-Marin
EMBL CRG Systems Biology Unit, Center for Genomic Regulation and UPF, 08003 Barcelona, Spain
Curr Opin Neurobiol 22:208-15. 2012..Reorientation maneuvers are controlled by the spatiotemporal integration of changes in stimulus intensity detected during runs and lateral head movements...
- Predicting the orientation of invisible stimuli from activity in human primary visual cortexJohn Dylan Haynes
Wellcome Department of Imaging Neuroscience, Institute of Neurology, University College London, 12 Queen Square, London WC1N 3BG, UK
Nat Neurosci 8:686-91. 2005..owing to the low spatial resolution of conventional human neuroimaging techniques compared to the size of orientation columns in visual cortex...
- Eye orientation during static tilts and its relationship to spontaneous head pitch in the laboratory mouseBrian S Oommen
Case Western Reserve University School of Medicine, Cleveland, OH 44106 5040, USA
Brain Res 1193:57-66. 2008Both eye position and head orientation are influenced by the macular (otolith) organs, via the tilt maculo-ocular reflex (tiltMOR) and the vestibulo-collic reflexes, respectively...
- Neural correlates of multisensory cue integration in macaque MSTdYong Gu
Department of Anatomy and Neurobiology, Washington University School of Medicine, 660 South Euclid Avenue, St Louis, Missouri 63110, USA
Nat Neurosci 11:1201-10. 2008..These findings show that perceptual cue integration occurs in nonhuman primates and identify a population of neurons that may form its neural basis...
- Motor facilitation while observing hand actions: specificity of the effect and role of observer's orientationFumiko Maeda
Laboratory for Magnetic Brain Stimulation, Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, 330 Brookline Ave, Boston, MA 02215, USA
J Neurophysiol 87:1329-35. 2002..Here we tested the specificity of this effect and the role played by the orientation of the observer...
- New perspectives on the mechanisms for orientation selectivityH Sompolinsky
Racah Institute of Physics and Center for Neural Computation, Hebrew University Jerusalem, 91904, Israel
Curr Opin Neurobiol 7:514-22. 1997Since the discovery of orientation selectivity by Hubel and Wiesel, the mechanisms responsible for this remarkable operation in the visual cortex have been controversial...
- Navigational decision making in Drosophila thermotaxisLinjiao Luo
Department of Physics and Center for Brain Science, Harvard University, Cambridge, Massachusetts 02138, USA
J Neurosci 30:4261-72. 2010....
- Quaternion-based extended Kalman filter for determining orientation by inertial and magnetic sensingAngelo M Sabatini
ARTS Lab, Scuola Superiore Sant Anna, Piazza Martiri della Libertà, Pisa 56127, Italy
IEEE Trans Biomed Eng 53:1346-56. 2006In this paper, a quaternion based extended Kalman filter (EKF) is developed for determining the orientation of a rigid body from the outputs of a sensor which is configured as the integration of a tri-axis gyro and an aiding system ..
- Automated gaze-contingent objects elicit orientation following in 8-month-old infantsFani Deligianni
Centre for Brain and Cognitive Development, Birkbeck, University of London, UK
Dev Psychol 47:1499-503. 2011The current study tested whether the purely amodal cue of contingency elicits orientation following behavior in 8-month-old infants...
- The computational worm: spatial orientation and its neuronal basis in C. elegansShawn R Lockery
Institute of Neuroscience, 1254 University of Oregon, Eugene, OR 97403, USA
Curr Opin Neurobiol 21:782-90. 2011Spatial orientation behaviors in animals are fundamental for survival but poorly understood at the neuronal level...
- Spatial grouping resolves ambiguity to drive temporal recalibrationKielan Yarrow
Department of Psychology, City University, Northampton Square, London EC1V 0HB, England
J Exp Psychol Hum Percept Perform 37:1657-61. 2011..These data therefore show that temporal recalibration is facilitated by spatial grouping...
- Practicing coarse orientation discrimination improves orientation signals in macaque cortical area v4Hamed Zivari Adab
Laboratorium voor Neuro en Psychofysiologie, Katholieke Universiteit Leuven Medical School, Campus Gasthuisberg, O and N2, Herestraat 49, Bus 1021, 3000 Leuven, Belgium
Curr Biol 21:1661-6. 2011..In the V4 learning studies, monkeys discriminated small differences in orientation, whereas in the MT study, the animals discriminated opponent motion directions...
- The role of orientation and position in shape perceptionMhairi Day
Department of Vision Sciences, Glasgow Caledonian University, Glasgow, Scotland, UK
J Vis 9:14.1-17. 2009This study investigates the contributions of position versus orientation information in shape perception by putting the two in conflict. Sampling the orientation of, e.g...
- Perceptual learning in a nonretinotopic frame of referenceThomas U Otto
1Laboratory of Psychophysics, Brain Mind Institute, Ecole Polytechnique Federale de Lausanne EPFL
Psychol Sci 21:1058-63. 2010..These findings are usually taken as evidence that orientation-specific, retinotopic encoding processes are changed during training...
- Orientation anisotropies in human visual cortexDamien J Mannion
School of Psychology, The University of Sydney, Sydney, Australia
J Neurophysiol 103:3465-71. 2010Representing the orientation of features in the visual image is a fundamental operation of the early cortical visual system...
- Analysis of a spatial orientation memory in DrosophilaKirsa Neuser
Lehrstuhl für Genetik und Neurobiologie, Biozentrum, Universitat Wurzburg, Am Hubland, D 97074 Wurzburg, Germany
Nature 453:1244-7. 2008Flexible goal-driven orientation requires that the position of a target be stored, especially in case the target moves out of sight...
- Bats' avoidance of real and virtual objects: implications for the sonar coding of object sizeHolger R Goerlitz
Neurobiology, Dept Biology II, Ludwig Maximilians University Munich, Grosshadernerstrasse 2, 82152 Martinsried, Germany
Behav Processes 89:61-7. 2012..We hypothesise that this mismatch of spectro-temporal and spatial echo features caused the lack of virtual object evasion and suggest that the sonar aperture of object echoscapes contributes to the sonar coding of object size...
- Impaired attentional selection following lesions to human pulvinar: evidence for homology between human and monkeyJacqueline C Snow
School of Psychology, Behavioural Brain Sciences, University of Birmingham, Edgbaston, Birmingham B15 2TT, United Kingdom
Proc Natl Acad Sci U S A 106:4054-9. 2009..Observers completed 2 psychophysical tasks in which they discriminated the orientation of a lateralized target grating in the presence of vertically-aligned distracters...
- Altered visual experience induces instructive changes of orientation preference in mouse visual cortexAnne K Kreile
Department of Cellular and Systems Neurobiology, Max Planck Institute of Neurobiology, 82152 Martinsried, Germany
J Neurosci 31:13911-20. 2011Stripe rearing, the restriction of visual experience to contours of only one orientation, leads to an overrepresentation of the experienced orientation among neurons in the visual cortex...
- Head roll dependent variability of subjective visual vertical and ocular counterrollAlexander A Tarnutzer
Department of Neurology, Zurich University Hospital, Zurich, Switzerland
Exp Brain Res 195:621-6. 2009..We propose that the similarities in variability reflect a common otolith input, which, however, is subject to distinct central processing for determining the gain of SVV and OCR...
- Orientation selectivity of synaptic input to neurons in mouse and cat primary visual cortexAndrew Y Y Tan
Center for Perceptual Systems, Section of Neurobiology, School of Biological Sciences, College of Natural Sciences, The University of Texas at Austin, Austin, Texas 78705, USA
J Neurosci 31:12339-50. 2011Primary visual cortex (V1) is the site at which orientation selectivity emerges in mammals: visual thalamus afferents to V1 respond equally to all stimulus orientations, whereas their target V1 neurons respond selectively to stimulus ..
- Age and gender differences in various topographical orientation strategiesIrene Liu
NeuroLab www neurolab ca, Departments of Psychology and Clinical Neurosciences, and Hotchkiss Brain Institute, University of Calgary, 2500 University Dr N W, Calgary, AB, Canada T2N 1N4
Brain Res 1410:112-9. 2011b>Orientation in the environment can draw on a variety of cognitive strategies. We asked 634 healthy volunteers to perform a comprehensive battery administered through an internet website (www.gettinglost...
- Quick recovery of orientation after magnetic seizure therapy for major depressive disorderGeorge Kirov
Cardiff University, Henry Wellcome Building, Heath Park, Cardiff, UK
Br J Psychiatry 193:152-5. 2008..Its use may be justified if it produces the antidepressant effects of electroconvulsive therapy (ECT), coupled with limited cognitive side-effects...
- A quantitative assessment of torque-transducer models for magnetoreceptionMichael Winklhofer
Department of Earth and Environmental Sciences, Ludwig Maximilians University, 80333 Munich, Germany
J R Soc Interface 7:S273-89. 2010..We find that the common assertion that a magnetoreceptor based on single-domain magnetite could not form the basis for an inclination compass does not always hold...
- Precision and accuracy of the subjective haptic vertical in the roll planeJeanine R Schuler
Department of Neurology, Zurich University Hospital, Zurich, Switzerland
BMC Neurosci 11:83. 2010..Twelve healthy right-handed human subjects (handedness assessed based on subjects' verbal report) adjusted a rod with the right hand along perceived earth-vertical during static head roll-tilts (0-360 degrees , steps of 20 degrees )...
- Eye gaze is not unique: automatic orienting in response to uninformative arrowsJason 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...
- Local diversity and fine-scale organization of receptive fields in mouse visual cortexVincent Bonin
Department of Neurobiology, Harvard Medical School, Boston, Massachusetts 02115, USA
J Neurosci 31:18506-21. 2011..Inhibitory neurons had nonlinearly summating, complex-like receptive fields and were weakly tuned for orientation. Excitatory neurons had linear, simple receptive fields that can be studied with noise stimuli and system ..
- Contributions of the human temporoparietal junction and MT/V5+ to the timing of interception revealed by transcranial magnetic stimulationGianfranco Bosco
Department of Neuroscience, University of Rome Tor Vergata, 00133 Rome, Italy
J Neurosci 28:12071-84. 2008..TPJ might specifically gate visual-motion information according to an internal model of the effects of gravity...
- Young children reorient by computing layout geometry, not by matching images of the environmentSang Ah Lee
Department of Psychology, Harvard University, 33 Kirkland Street, Cambridge, MA 02138, USA
Psychon Bull Rev 18:192-8. 2011..Moreover, children failed to reorient by prominent brightness contours in continuous layouts with no distinctive 3D structure. The findings provide evidence that geometric layout representations support children's reorientation...
- On interference effects in concurrent perception and actionJan Zwickel
Max Planck Institute for Human Cognitive and Brain Sciences, Leipzig, Germany
Psychol Res 74:152-71. 2010..We propose that such interactions are mediated by the activation of categorical representations...
- Spatial orientation constancy is impaired in anorexia nervosaDewi Guardia
UDSL, EA4559, F 59000 Lille, France
Psychiatry Res 195:56-9. 2012..The PC is also the anatomical substrate of a supramodal reference framework involved in spatial orientation constancy...
- Functional and laminar dissociations between muscarinic and nicotinic cholinergic neuromodulation in the tree shrew primary visual cortexAnwesha Bhattacharyya
Visual Cognition Laboratory, Department of Medicine, University of Fribourg, Chemin du Musee 5, CH 1700 Fribourg, Switzerland
Eur J Neurosci 35:1270-80. 2012..shrew primary visual cortex during visual stimulation with drifting grating stimuli of varying contrast and orientation. We describe differences between muscarinic and nicotinic cholinergic effects in terms of both the layer of ..
- Vestibular heading discrimination and sensitivity to linear acceleration in head and world coordinatesPaul R MacNeilage
Department of Anatomy and Neurobiology, Washington University School of Medicine, St Louis, Missouri 63110, USA
J Neurosci 30:9084-94. 2010..e., relative to gravity), or (3) body orientation (i.e., the direction of gravity relative to the otoliths)...
- Retinal origin of orientation maps in visual cortexSe Bum Paik
Department of Neurobiology, David Geffen School of Medicine, University of California, Los Angeles, California, USA
Nat Neurosci 14:919-25. 2011The orientation map is a hallmark of primary visual cortex in higher mammals. It is not yet known how orientation maps develop, what function they have in visual processing and why some species lack them...
- Increased sensitivity to mirror symmetry in autismAudrey Perreault
Perceptual Neuroscience Lab for Autism and Development, Montreal, Quebec, Canada
PLoS ONE 6:e19519. 2011..In other words, autistics may sometimes see the forest and the trees, and may therefore extract from noisy environments genuine regularities which elude non-autistic observers...
- Population receptive fields of ON and OFF thalamic inputs to an orientation column in visual cortexJianzhong Jin
Department of Biological Sciences, State University of New York, College of Optometry, New York, New York, USA
Nat Neurosci 14:232-8. 2011..cortex of primates and carnivores is organized into columns of neurons with similar preferences for stimulus orientation, but the developmental origin and function of this organization are still matters of debate...
- A functional link between area MSTd and heading perception based on vestibular signalsYong Gu
Deptartment of Anatomy and Neurobiology, Washington University School of Medicine, 660 South Euclid Avenue, St Louis, Missouri 63110, USA
Nat Neurosci 10:1038-47. 2007..This study provides evidence that links single-unit activity to spatial perception mediated by vestibular signals, and supports the idea that the role of MSTd in self-motion perception extends beyond optic flow processing...
- The influence of orientation jitter and motion on contour saliency and object identificationGeir Eliassen Nygård
Laboratory of Experimental Psychology, University of Leuven, B 3000 Leuven, Belgium
Vision Res 49:2475-84. 2009..We manipulated low-level properties, such as element orientation and local motion, while incorporating higher-level properties, such as object complexity and identity, and ..
- Spatial memory: how egocentric and allocentric combineNeil Burgess
Institute of Cognitive Neuroscience and Department of Anatomy, University College London, 17 Queen Square, London WC1N 3AR, UK
Trends Cogn Sci 10:551-7. 2006..Identifying the neuronal mechanisms and functional roles of each type of representation, and of their interactions, promises to provide a framework for investigation of the organization of human memory more generally...
- Highly selective receptive fields in mouse visual cortexCristopher M Niell
Department of Physiology, W M Keck Foundation Center for Integrative Neuroscience, University of California, San Francisco, San Francisco, California 94143 0444, USA
J Neurosci 28:7520-36. 2008..neglected in mice perhaps because of their poor spatial acuity and the lack of columnar organization such as orientation maps...
- Holistic processing is not correlated with face-identification accuracyYaroslav Konar
Department of Psychology, Neuroscience, and Behaviour, McMaster University, Hamilton, Ontario L8S 4K1, Canada
Psychol Sci 21:38-43. 2010..These findings are inconsistent with the claim that holistic processing, as indexed by the composite face effect, significantly influences accuracy in a face-identification task...
- Figural aftereffects in the perception of facesM A Webster
Department of Psychology, University of Nevada, Reno 89557, USA
Psychon Bull Rev 6:647-53. 1999..Our results suggest that in normal viewing, figural aftereffects may strongly influence form perception and could provide a novel method for probing properties of human face perception...
- Shared computational mechanism for tilt compensation accounts for biased verticality percepts in motion and pattern visionM De Vrijer
Department of Biophysics, Institute of Neuroscience, Radboud University Nijmegen, Nijmegen, The Netherlands
J Neurophysiol 99:915-30. 2008..of object motion in external space, the brain must combine retinal motion signals and information about the orientation of the eyes in space...
- Development of attentional networks in childhoodM Rosario Rueda
Sackler Institute, Weill Medical College, New York, USA
Neuropsychologia 42:1029-40. 2004..A final experiment with forty 7-year-old children suggested that children like adults showed independence between the three networks under some conditions...
- Microstructure of a spatial map in the entorhinal cortexTorkel Hafting
Centre for the Biology of Memory, Norwegian University of Science and Technology, 7489 Trondheim, Norway
Nature 436:801-6. 2005..Grids of neighbouring cells share a common orientation and spacing, but their vertex locations (their phases) differ...
- Spontaneously emerging cortical representations of visual attributesTal Kenet
Department of Neurobiology, The Weizmann Institute of Science, Rehovot 76100, Israel
Nature 425:954-6. 2003..such activity encompasses a set of dynamically switching cortical states, many of which correspond closely to orientation maps...
- Feedback signals from cat's area 21a enhance orientation selectivity of area 17 neuronsC Wang
Discipline of Anatomy and Histology, School of Medical Sciences and Bosch Institute F13, The University of Sydney, Sydney, NSW 2006, Australia
Exp Brain Res 182:479-90. 2007..feedback signals originating from one of the "form-processing" extrastriate cortical areas, area 21a (A21a), to orientation selectivity of single neurons in the ipsilateral area 17 (A17)...
- Local or global? Attentional selection of spatial frequencies binds shapes to hierarchical levelsAnastasia V Flevaris
Department of Psychology, University of California, Berkeley, 3210 Tolman Hall, Berkeley, CA 94720 1650, USA
Psychol Sci 21:424-31. 2010....
- Facial perception of conspecifics: chimpanzees (Pan troglodytes) preferentially attend to proper orientation and open eyesSatoshi Hirata
Hayashibara Biochemical Laboratories, Inc, Great Ape Research Institute, Tamano, Okayama, Japan
Anim Cogn 13:679-88. 2010..The pictures presented conspecific faces with open or closed eyes in an upright or inverted orientation in a frame...
- Configuration influence on crowdingTomer Livne
Department of Neurobiology, The Weizmann Institute of Science, Rehovot, Israel
J Vis 7:4.1-12. 2007..random), while still preserving pairwise relationships between the target and flankers. Orientation discrimination and contrast detection of the central Gabor were measured...
- Poor haptic orientation discrimination in nonsighted children may reflect disruption of cross-sensory calibrationMonica Gori
Robotics, Brain and Cognitive Sciences, Istituto Italiano di Tecnologia, Via Morego 30, 16163 Genoa, Italy
Curr Biol 20:223-5. 2010..and haptic information optimally, but that one or the other sense prevails: touch for size and vision for orientation discrimination...
- Sensitivity of MEG and EEG to source orientationSeppo P Ahlfors
MGH HST Athinoula A Martinos Center for Biomedical Imaging, Massachusetts General Hospital Harvard Medical School, 149 13th Street, Rm 2301, Charlestown, MA 02129, USA
Brain Topogr 23:227-32. 2010..We quantified computationally the dependency of MEG and EEG on the source orientation using a forward model with realistic tissue boundaries...
- Rapid perceptual switching of a reversible biological figureStuart Jackson
Cognitive Science, UCD School of Computer Science and Informatics, University College Dublin, Belfield, Dublin, Ireland, UK
PLoS ONE 3:e3982. 2008..In summary, we have demonstrated that the temporal dynamics of reversal with biological motion are similar to other forms of ambiguous SFM. We conclude that perceptual switching with biological motion is a robust bistable phenomenon...
- Activational rather than navigational effects of odors on homing of young pigeonsPaulo E Jorge
Centro de Biologia Ambiental, Museu Nacional de Historia Natural, Universidade de Lisboa, Lisboa, Portugal
Curr Biol 19:650-4. 2009..These findings show that odors, rather than providing navigational information, activate a nonolfactory path integration system...
- Cross-orientation transfer of adaptation for facial identity is asymmetric: a study using contrast-based recognition thresholdsXiaoyue M Guo
Wellesley College, Wellesley, MA, USA
Vision Res 49:2254-60. 2009..When adapting and test stimuli shared the same orientation, aftereffects were similar for upright and inverted faces...
- Overrepresentation of horizontal and vertical orientation preferences in developing ferret area 17B Chapman
Max Planck Institute of Neurobiology, Am Klopferspitz 18a, 82152 Munich-Martinsried, Germany
Proc Natl Acad Sci U S A 95:2609-14. 1998..principles of visual cortical organization is that neurons form a "map" in which neighboring cells have similar orientation preferences...
- Spatial interactions in upright and inverted faces: re-exploration of spatial scale influenceValerie Goffaux
Maastricht Brain Imaging Center M BIC, Department of Neurocognition, Faculty of Psychology, University of Maastricht, P O Box 616, 6200 MD, Masstricht, The Netherlands
Vision Res 49:774-81. 2009..Spatial interactions are strong at upright, but not inverted orientation. Recent evidence indicated spatial interactions root in the low spatial frequencies (LSF) of face stimulus...
- Navigational abilities of adult and experienced homing pigeons deprived of olfactory or trigeminally mediated magnetic informationAnna Gagliardo
Dipartimento di Biologia, University of Pisa, Italy
J Exp Biol 212:3119-24. 2009..Our data show that even in trained adult pigeons, olfactory cues are needed for homing from unfamiliar locations and that the lack of magnetic information does not affect navigational abilities of experienced adult homing pigeons...
- Antennal circadian clocks coordinate sun compass orientation in migratory monarch butterfliesChristine Merlin
Department of Neurobiology, University of Massachusetts Medical School, Worcester, MA 01605, USA
Science 325:1700-4. 2009..Here, we show that the antennae are necessary for proper time-compensated Sun compass orientation in migratory monarch butterflies, that antennal clocks exist in monarchs, and that they likely provide the ..
- Posterior parahippocampal gyrus lesions in the human impair egocentric learning in a virtual environmentGodehard Weniger
Department of Psychiatry and Psychotherapy, University of Gottingen, Von Siebold Str 5, D 37075 Gottingen, Germany
Eur J Neurosci 24:2406-14. 2006..Moreover, access to both allocentric and egocentric streams of spatial information may enable the posterior PHG to construct a global and comprehensive representation of spatial environments...
- The functional impact of mental imagery on conscious perceptionJoel Pearson
Vanderbilt Vision Research Center and Department of Psychology, Vanderbilt University, Nashville, Tennessee 37203, USA
Curr Biol 18:982-6. 2008..Effects of imagery and perception were location and orientation specific, accumulated in strength over time, and survived an intervening visual task lasting several seconds ..
- Space and time in visual contextOdelia Schwartz
Albert Einstein College of Medicine, Jack and Pearl Resnick Campus, 1300 Morris Park Avenue, Bronx, New York 10461 718 430 2000, USA
Nat Rev Neurosci 8:522-35. 2007..We concentrate on perhaps the best studied test case, namely orientation or tilt, which gives rise to the notorious tilt illusion and the adaptation tilt after-effect...
- When are attention and saccade preparation dissociated?Artem V Belopolsky
Department of Cognitive Psychology, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands
Psychol Sci 20:1340-7. 2009..The findings provide a new view, demonstrating that the maintenance of attention and shifting of attention differ in their relationship to the oculomotor system...
- Enhanced and diminished visuo-spatial information processing in autism depends on stimulus complexityArmando Bertone
Visual Psychophysics and Perception Laboratory, Ecole d Optometrie, Universite de Montreal, Montreal, Canada
Brain 128:2430-41. 2005..wherein the only factor dichotomizing performance was the neural complexity required to discriminate grating orientation. The ability of persons with autism was found to be superior for identifying the orientation of simple, ..
- Word meaning and the control of eye fixation: semantic competitor effects and the visual world paradigmFalk Huettig
Department of Psychology, University of York, York, UK
Cognition 96:B23-32. 2005..We conclude that eye movements are driven by the degree of match, along various dimensions that go beyond simple visual form, between a word and the mental representations of objects in the concurrent visual field...
- Immediate spatial distortions of pointing movements induced by visual landmarksJorn Diedrichsen
University of California, Berkeley, California, USA
Percept Psychophys 66:89-103. 2004..We argue that even early memory representations for pointing movements are influenced by visual information in the surrounding visual field...
- Decoding the visual and subjective contents of the human brainYukiyasu Kamitani
ATR Computational Neuroscience Laboratories, 2 2 2 Hikaridai, Keihanna Science City, Kyoto 619 0288, Japan
Nat Neurosci 8:679-85. 2005..We investigated whether the perception of edge orientation, a fundamental visual feature, can be decoded from human brain activity measured with functional magnetic ..
- Passive flow through an unstalked intertidal ascidian: orientation and morphology enhance suspension feeding in Pyura stoloniferaN A Knott
School of Biological Sciences, University of Wollongong, Wollongong NSW 2522, Australia
Biol Bull 207:217-24. 2004..We predicted that its orientation to prevailing currents and the arrangement of its siphons would induce passive flow due to dynamic pressure at ..
- Artificial scotoma-induced perceptual distortions are orientation dependent and short livedChris Tailby
Department of Optometry and Vision Sciences, The University of Melbourne, Parkville, 3052, Australia
Vis Neurosci 21:79-87. 2004..perceptual distortions are generated by dynamic alteration of connection efficacy within a network linking cortical areas of similar orientation specificity, consistent with established anatomical and physiological results.
Research Grants200 found, 100 shown here
- Modeling the Effects of Aging on MemoryRobert Proctor; Fiscal Year: 2006..In addition, the studies will demonstrate that perceptual processing abilities must be considered and either controlled for or manipulated in cognitive aging research. ..
- Response Selection as a Function of AgeRobert Proctor; Fiscal Year: 2002..These guidelines will lead to development of products and environments that allow elderly adults to remain more independent and to engage safely in more activities in their daily lives. ..
- NEURAL BASIS OF SPATIAL COGNITIONJEFFREY TAUBE; Fiscal Year: 2003..Learning how spatial information is processed in the rat brain will give us clues about the complex nature of spatial processes in humans. ..
- NEURAL BASIS OF SPATIAL COGNITIONJEFFREY TAUBE; Fiscal Year: 2007..entering over various sensory pathways, transformed into a signal which represents the animal's directional orientation with respect to its environment? The second aim will better define the underlying anatomical connections within ..
- NEURAL MECHANISMS OF DIRECTIONAL ORIENTATIONJEFFREY TAUBE; Fiscal Year: 2004....
- Motor, Vestibular, and Mnemonic Interactions in Directional Heading PerceptionsJEFFREY STEVEN TAUBE; Fiscal Year: 2010..When our sense of spatial orientation is compromised by central nervous system or vestibular disease, the seriousness and devastation of the disorder ..
- NEURAL BASIS OF SPATIAL COGNITIONJEFFREY TAUBE; Fiscal Year: 2009..over various sensory pathways, transformed into a signal which represents the animal's directional orientation with respect to its environment? The second aim will better define the underlying anatomical connections within ..
- Motor, Vestibular, and Mnemonic Interactions in Directional Heading PerceptionsJEFFREY TAUBE; Fiscal Year: 2009..When our sense of spatial orientation is compromised by central nervous system or vestibular disease, the seriousness and devastation of the disorder ..
- Motor, Vestibular, and Mnemonic Interactions in Directional Heading PerceptionsJEFFREY TAUBE; Fiscal Year: 2009..When our sense of spatial orientation is compromised by central nervous system or vestibular disease, the seriousness and devastation of the disorder ..
- TRAINING PROGRAM IN DEVELOPMENTAL PSYCHOLOGYJanellen Huttenlocher; Fiscal Year: 2007..Postdoctoral trainees will have at least two mentors from the training faculty and will join a rich environment for postdoctoral investigations in the Department of Psychology. ..
- DEVELOPMENT OF fMRI COMPATIBLE REVERSIBLE DEACTIVATIONSTEPHEN LOMBER; Fiscal Year: 2005..Such a development should have wide appeal and will greatly advance our ability to dissect functional circuits with fMRI. ..
- CHOLINERGIC REGULATION OF ENTORHINAL NETWORK FUNCTIONMichael Hasselmo; Fiscal Year: 2004..Understanding of the cellular effects of acetylcholine involved in these processes could allow targeting of specific receptor effects in the treatment of disorders. ..
- Egocentric reference frames in memoryDavid Waller; Fiscal Year: 2005..Findings may also lead to ways of improving spatial abilities in the general population. ..
- Scene Perception and visual MemoryAndrew Hollingworth; Fiscal Year: 2002..abstract_text> ..
- NEUROMODULATION AND CORTICAL MEMORY FUNCTIONMichael Hasselmo; Fiscal Year: 2004..Research could guide combined use of drugs influencing GABAb and ACh receptors. ..
- Mechanisms of Entorhinal Cortex FunctionMichael E Hasselmo; Fiscal Year: 2010..Together these studies will assist in understanding the dynamic role of entorhinal cortex in representing environmental stimuli for active maintenance and encoding into episodic memory. ..
- LIMITING FACTORS IN NORMAL AND AMBLYOPIC SPATIAL VISIONDennis Levi; Fiscal Year: 2006....
- NEUROMODULATION AND CORTICAL MEMORY FUNCTIONMichael Hasselmo; Fiscal Year: 2009..I-m), and testing time course of mGluR modulation of transmission in s. I-m. Understanding these mechanisms may assist in development of pharmacological treatments for Alzheimer's disease. ..
- Eye Movements, Gaze Correction, and Visual Short-Term MemoryANDREW R HOLLINGWORTH; Fiscal Year: 2010..Thus, the proposed research will provide essential information for understanding conditions that involve deficits in the control of gaze. ..
- A new approach to restoring visual acuity and stereopsis in adults and children wDENNIS MICHAEL LEVI; Fiscal Year: 2010..The relevance of this project is in developing new, effective interventions for restoring visual acuity and stereopsis in adults and children with amblyopia. ..
- A Dynamic Process Approach to Cognitive RepresentationJohn Lipinski; Fiscal Year: 2006..This empirical work will lay the essential groundwork for development of a formal model linking linguistic and non-linguistic representations of space. ..
- A Spiking Model of Hippocampus for Guiding BehaviorMichael Hasselmo; Fiscal Year: 2006..U., which focuses on modeling operant tasks used in experimental studies of drug self-administration phenomena, in work supported by a supplement to a previous grant from NIDA. ..
- NEUROMODULATION AND CORTICAL MEMORY FUNCTIONMichael Hasselmo; Fiscal Year: 2007..I-m), and testing time course of mGluR modulation of transmission in s. I-m. Understanding these mechanisms may assist in development of pharmacological treatments for Alzheimer's disease. ..
- LIMITING FACTORS IN NORMAL AND AMBLYOPIC SPATIAL VISIONDennis Levi; Fiscal Year: 2007....
- Eye Movements, Gaze Correction, and Visual Short-Term MemoryAndrew Hollingworth; Fiscal Year: 2007..Thus, the proposed research will provide essential information for understanding conditions that involve deficits in the control of gaze. ..
- NEUROMODULATION AND CORTICAL MEMORY FUNCTIONMichael E Hasselmo; Fiscal Year: 2010....
- LIMITING FACTORS IN NORMAL AND AMBLYOPIC SPATIAL VISIONDENNIS MICHAEL LEVI; Fiscal Year: 2011..abstract_text> ..
- CEREBRAL ORGANIZATION FOLLOWING COCHLEAR IMPLANTSTEPHEN LOMBER; Fiscal Year: 2005..The results from these studies will be directly applicable to clinical situations concerning the functional outcomes of cochlear implants in young children. ..
- Vestibular Prosthesis Tested in a Vestibulopathic ModelRichard Lewis; Fiscal Year: 2009..the rotational information provided by the prosthesis to improve their postural stability, estimates of head orientation with respect to gravity, and eye movement responses evoked by head motion...
- SPATIAL SUMMATION AND DYNAMICS OF VISUAL NEURONSRobert Shapley; Fiscal Year: 1992..It also has great relevance to retinal or neurological diseases which may affect the M or P cells selectively. Thus, this project has relevance to medical diagnosis and treatment of visual diseases in humans...
- FLEXIBILITY OF LEARNING IN INFANT SKILL ACQUISITIONKAREN ADOLPH; Fiscal Year: 2007..In addition, the proposed methods, conceptual framework, and findings can provide the basis for assessing flexibility in children with motor impairments and for tracking improvements in flexibility with therapy. ..
- Enhancement of Dynamic Media for Visually-Impaired PeoplePETER JOHN BEX; Fiscal Year: 2010..This project contributes directly to public health by developing a low cost image enhancement system for use by this growing population of visually impaired people. ..
- Selective Attention and Control Mechanisms in the BrainJOSEPH HOPFINGER; Fiscal Year: 2006..abstract_text> ..
- Psychophysical Correlates of Neurodegeneration in GlaucomaPETER JOHN BEX; Fiscal Year: 2010..The proposed program of research develops new diagnostics that are sensitive to the early stages of neuro-degeneration in glaucoma. ..
- The Logic of Motion Perception and Motion UnderstandingDavid Gilden; Fiscal Year: 2006..Patterns of facilitation and inhibition are used to decide what aspects of motion information receive implicit registration. ..
- Eyestrain in RadiologistsElizabeth Krupinski; Fiscal Year: 2009..Only by developing a better understanding of the nature of observer error, may we discover effective approaches to reducing the errors. ..
- OPTOTRAK MOTION MEASUREMENT SYSTEMKAREN ADOLPH; Fiscal Year: 2001..abstract_text> ..
- Optimized Compression for Telepathology Virtual SlidesElizabeth Krupinski; Fiscal Year: 2009....