Search Results - "Logothetis, N. K."

Hippocampal–cortical interaction during periods of subcortical silence by Logothetis, N. K., Eschenko, O., Murayama, Y., Augath, M., Steudel, T., Evrard, H. C., Besserve, M., Oeltermann, A.

“…Hippocampal ripples, episodic high-frequency field-potential oscillations primarily occurring during sleep and calmness, have been described in mice, rats,…”
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Can sliding-window correlations reveal dynamic functional connectivity in resting-state fMRI? by Hindriks, R., Adhikari, M.H., Murayama, Y., Ganzetti, M., Mantini, D., Logothetis, N.K., Deco, G.

“…During the last several years, the focus of research on resting-state functional magnetic resonance imaging (fMRI) has shifted from the analysis of functional…”
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Direct and Indirect Activation of Cortical Neurons by Electrical Microstimulation by Tehovnik, E. J, Tolias, A. S, Sultan, F, Slocum, W. M, Logothetis, N. K

“…1 Department of Brain and Cognitive Sciences, Massachusetts Institute of Technology, Cambridge, Massachusetts; 2 Max Planck Institute for Biological…”
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Natural Vision Reveals Regional Specialization to Local Motion and to Contrast-Invariant, Global Flow in the Human Brain by Bartels, A., Zeki, S., Logothetis, N. K.

“…Visual changes in feature movies, like in real-live, can be partitioned into global flow due to self/camera motion, local/differential flow due to object…”
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Single units and conscious vision by Logothetis, N. K.

“…Figures that can be seen in more than one way are invaluable tools for the study of the neural basis of visual awareness, because such stimuli permit the…”
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The Influence of Moderate Hypercapnia on Neural Activity in the Anesthetized Nonhuman Primate by Zappe, A.C., Uludağ, K., Oeltermann, A., Uğurbil, K., Logothetis, N.K.

“…Hypercapnia is often used as vasodilatory challenge in clinical applications and basic research. In functional magnetic resonance imaging (fMRI), elevated CO2…”
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Neurophysiological investigation of the basis of the fMRI signal by Logothetis, Nikos K, Pauls, Jon, Augath, Mark, Trinath, Torsten, Oeltermann, Axel

“…Functional magnetic resonance imaging (fMRI) is widely used to study the operational organization of the human brain, but the exact relationship between the…”
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The Role of Temporal Cortical Areas in Perceptual Organization by Sheinberg, D. L., Logothetis, N. K.

“…The visual areas of the temporal lobe of the primate are thought to be essential for the representation of visual objects. To examine the role of these areas…”
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Own-species bias in the representations of monkey and human face categories in the primate temporal lobe by Sigala, R, Logothetis, N K, Rainer, G

“…Face categorization is fundamental for social interactions of primates and is crucial for determining conspecific groups and mate choice. Current evidence…”
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Mapping of functional brain activity in freely behaving rats during voluntary running using manganese-enhanced MRI: Implication for longitudinal studies by Eschenko, O., Canals, S., Simanova, I., Beyerlein, M., Murayama, Y., Logothetis, N.K.

“…Magnetic resonance imaging (MRI) is widely used in basic and clinical research to map the structural and functional organization of the brain. An important…”
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Visual categorization and object representation in monkeys and humans by Sigala, N, Gabbiani, F, Logothetis, N K

“…We investigated the influence of a categorization task on the extraction and representation of perceptual features in humans and monkeys. The use of…”
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Magnetic resonance imaging of cortical connectivity in vivo by Canals, S., Beyerlein, M., Keller, A.L., Murayama, Y., Logothetis, N.K.

“…Magnetic resonance imaging of neuronal connectivity in vivo opens up the possibility of performing longitudinal investigations on neuronal networks. This is…”
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What is rivalling during binocular rivalry? by Logothetis, Nikos K, Leopold, David A, Sheinberg, David L

“…When different images are presented to the two eyes, they compete for perceptual dominance, such that one image is visible while the other is suppressed. This…”
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Psychophysical and physiological evidence for viewer-centered object representations in the primate by Logothetis, N K, Pauls, J

“…A key question concerning the perception of 3D objects is the spatial reference frame used by the brain to represent them. The celerity of the recognition…”
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Visual object recognition by LOGOTHETIS, N. K, SHEINBERG, D. L

“…Visual object recognition is of fundamental importance to most animals. The diversity of tasks that any biological recognition system must solve suggests that…”
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Activity changes in early visual cortex reflect monkeys' percepts during binocular rivalry by Leopold, David A, Logothetis, Nikos K

“…When the two eyes view dissimilar images, we experience binocular rivalry, in which one eye's view dominates for several seconds and is then replaced by that…”
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Fixational eye movements are not affected by abrupt onsets that capture attention by Tse, P.U, Sheinberg, D.L, Logothetis, N.K

“…Recent work shows that abrupt onsets reflexively capture attention and trigger saccades that compete with voluntary saccades. To test whether oculomotor…”
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Microsaccades differentially modulate neural activity in the striate and extrastriate visual cortex by LEOPOLD, D. A, LOGOTHETIS, N. K

“…Saccadic eye movements in primates continually shift the location at which a given stimulus strikes the retina. Even during periods of steady fixation,…”
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Visual competition by Blake, Randolph, Logothetis, Nikos K

“…Binocular rivalry--the alternations in perception that occur when different images are presented to the two eyes--has been the subject of intensive…”
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View-dependent object recognition by monkeys by Logothetis, N K, Pauls, J, Bülthoff, H H, Poggio, T

“…How do we recognize visually perceived three-dimensional objects, particularly when they are seen from novel view-points? Recent psychophysical studies have…”
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