Research Topics
| Moshe BarSummaryAffiliation: Harvard University Country: USA Publications
Research Grants
| Collaborators
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Detail Information
Publications
Cortical mechanisms specific to explicit visual object recognitionM Bar
Massachusetts General Hospital, NMR Center, Charlestown, MA 02129, USA
Neuron 29:529-35. 2001..The results presented here provide new insights into the processes underlying explicit object recognition, as well as the analysis that takes place immediately before and after recognition is possible...- Visual elements of subjective preference modulate amygdala activationMoshe Bar
Martinos Center at MGH, Harvard Medical School, 149 Thirteenth St, Charlestown, MA 02129, USA
Neuropsychologia 45:2191-200. 2007..Our brains might be organized to extract these basic contour elements rapidly for deriving an early warning signal in the presence of potential danger... 
The proactive brain: memory for predictionsMoshe Bar
Martinos Center for Biomedical Imaging at MGH, Harvard Medical School, Charlestown, MA 02129, USA
Philos Trans R Soc Lond B Biol Sci 364:1235-43. 2009....- The proactive brain: using analogies and associations to generate predictionsMoshe Bar
Martinos Center for Biomedical Imaging at MGH, Harvard Medical School, 149 Thirteenth Street, Charlestown, MA 02129, USA
Trends Cogn Sci 11:280-9. 2007..This cognitive neuroscience framework can help explain a variety of phenomena, ranging from recognition to first impressions, and from the brain's 'default mode' to a host of mental disorders... - A cognitive neuroscience hypothesis of mood and depressionMoshe Bar
Martinos Center at Massachusetts General Hospital, Harvard Medical School, 149 Thirteenth Street, Charlestown, MA 02129, USA
Trends Cogn Sci 13:456-63. 2009.... - The units of thoughtMoshe Bar
Martinos Center at Massachusetts General Hospital, Harvard Medical School, Massachusetts 02129, USA
Hippocampus 17:420-8. 2007.... - Scenes unseen: the parahippocampal cortex intrinsically subserves contextual associations, not scenes or places per seMoshe Bar
Martinos Center for Biomedical Imaging at Massachusetts General Hospital, Harvard Medical School, Charlestown, Massachusetts 02129, USA
J Neurosci 28:8539-44. 2008..quot;.. - Very first impressionsMoshe Bar
Martinos Center at Massachusetts General Hospital, Harvard Medical School, Charlestown, MA 02129, USA
Emotion 6:269-78. 2006..The authors propose that low spatial frequencies mediate this swift formation of threat judgments and provide evidence that supports this hypothesis... - Top-down facilitation of visual recognitionM Bar
Martinos Center at Massachusetts General Hospital, Harvard Medical School, Charlestown, MA 02129, USA
Proc Natl Acad Sci U S A 103:449-54. 2006..Taken together, the dynamics we revealed provide strong support for the proposal of how top-down facilitation of object recognition is initiated, and our observations are used to derive predictions for future research... - Visual objects in contextMoshe Bar
Martinos Center at Massachusetts General Hospital, Harvard Medical School, 149 Thirteenth Street, Charlestown, Massachusetts 02129, USA
Nat Rev Neurosci 5:617-29. 2004 - Cortical analysis of visual contextMoshe Bar
NMR Center at Massachusetts General Hospital, Harvard Medical School, Charlestown, MA 02129, USA
Neuron 38:347-58. 2003..Attributing contextual analysis to these two areas, instead, provides a framework for bridging between previous reports... - Viewpoint dependency in visual object recognition does not necessarily imply viewer-centered representationM Bar
Department of Psychology, Harvard University, Massachusetts General Hospital, MA 02138, USA
J Cogn Neurosci 13:793-9. 2001..New experimental paradigms are required to study the validity of the viewer-centered approach... - Integrated contextual representation for objects' identities and their locationsNurit Gronau
Martinos Center for Biomedical Imaging at MGH, Harvard Medical School, 149 Thirteenth Street, Charlestown, MA 02129, USA
J Cogn Neurosci 20:371-88. 2008..Such context frames are useful in maintaining a coherent and meaningful representation of the visual world, and in providing a platform from which predictions can be generated to facilitate perception and action... 
Cultural specificity in amygdala response to fear facesJoan Y Chiao
Department of Psychology, Northwestern University, Evanston, IL 60208, USA
J Cogn Neurosci 20:2167-74. 2008..This finding provides novel and surprising evidence of cultural tuning in an automatic neural response...- The cortical underpinnings of context-based memory distortionElissa Aminoff
Harvard University, MA, USA
J Cogn Neurosci 20:2226-37. 2008..This phenomenon was reflected by activity in the cortical network mediating contextual processing, which provides a better understanding of how the brain represents and processes context... - Magnocellular projections as the trigger of top-down facilitation in recognitionKestutis Kveraga
Athinoula A Martinos Center for Biomedical Imaging, Massachusetts General Hospital, Harvard Medical School, Charlestown, Massachusetts 02129, USA
J Neurosci 27:13232-40. 2007.... - Famous faces activate contextual associations in the parahippocampal cortexMoshe Bar
Martinos Center at Massachusetts General Hospital, Harvard Medical School, Charlestown, MA 02129, USA
Cereb Cortex 18:1233-8. 2008..Taken collectively, these findings indicate that the PHC should be regarded as mediating contextual associations in general and not necessarily spatial or episodic information... - Top-down facilitation of visual object recognition: object-based and context-based contributionsMark J Fenske
MGH Martinos Center for Biomedical Imaging, Harvard Medical School, 149 Thirteenth Street, Charlestown, MA 02129, USA
Prog Brain Res 155:3-21. 2006.... - Visual prediction and perceptual expertiseOlivia S Cheung
Martinos Center for Biomedical Imaging, Massachusetts General Hospital, Harvard Medical School, 149 Thirteenth Street, Charlestown, MA 02129, USA
Int J Psychophysiol 83:156-63. 2012..The knowledge gained by this line of research will have implications for visual cognition research, and will advance our understanding of how the human brain can improve its ability to predict by learning from experience... - The influence of nonremembered affective associations on preferenceAvniel S Ghuman
Martinos Center at Massachusetts General Hospital and Harvard University, Charlestown, MA 02129, USA
Emotion 6:215-23. 2006..The authors propose that the preference for negatively associated items is a manifestation of a mechanism that produces an inherent incentive for rapidly assessing potentially threatening aspects in the environment... - Early onset of neural synchronization in the contextual associations networkKestutis Kveraga
Athinoula A Martinos Center for Biomedical Imaging, Massachusetts General Hospital, Charlestown, MA 02129, USA
Proc Natl Acad Sci U S A 108:3389-94. 2011..These results describe the neural dynamics of context processing and suggest that context is activated early during object perception... - The rise and fall of priming: how visual exposure shapes cortical representations of objectsLaure Zago
Martinos Imaging Center at MGH, Harvard Medical School, 149 Thirteenth Street, Charlestown, MA 02129, USA
Cereb Cortex 15:1655-65. 2005..These two independent mechanisms complement each other in shaping object representations with experience... - Humans prefer curved visual objectsMoshe Bar
Martinos Center, Massachusetts General Hospital, Harvard Medical School, Charlestown, MA 02129, USA
Psychol Sci 17:645-8. 2006..Our results were consistent with this hypothesis. The type of contour a visual object possesses--whether the contour is sharp angled or curved--has a critical influence on people's attitude toward that object... - Top-down predictions in the cognitive brainKestutis Kveraga
Martinos Center for Biomedical Imaging at the Massachusetts General Hospital, Harvard Medical School, 149 Thirteen Street, Charlestown, MA 02129, USA
Brain Cogn 65:145-68. 2007..We then discuss the extension of the general principles of this proposal to other cognitive domains... - Preference for symmetry: only on mars?Kathrine Shepherd
Martinos Center at MGH, 149 Thirteenth Street, Charlestown, MA 02129, USA
Perception 40:1254-6. 2011..Further studies are needed to elucidate the utility of the male preference for visual object symmetry... - A cortical mechanism for triggering top-down facilitation in visual object recognitionMoshe Bar
NMR Center at MGH, Harvard Medical School, Charlestown, MA 02129, USA
J Cogn Neurosci 15:600-9. 2003..Furthermore, such a rapid mechanism may provide critical information when a quick response is necessary... - The parahippocampal cortex mediates spatial and nonspatial associationsE Aminoff
Martinos Center for Biomedical Imaging at MGH, Harvard Medical School, Cahrlestown, MA 02129, USA
Cereb Cortex 17:1493-503. 2007..By modifying the existing view of the PHC function accordingly, the seemingly contradicting processes that activate it can be reconciled under one overarching framework... - One-shot viewpoint invariance in matching novel objectsI Biederman
Department of Psychology, University of Southern California, Los Angeles 90089 2520, USA
Vision Res 39:2885-99. 1999..NAPs offer a striking advantage over MPs for object classification and are therefore more likely to play a central role in the representation of objects... - The effects of priming on frontal-temporal communicationAvniel S Ghuman
Athinoula A Martinos Center for Biomedical Imaging, Massachusetts General Hospital Massachusetts Institute of Technology Harvard Medical School, Boston, MA 02115, USA
Proc Natl Acad Sci U S A 105:8405-9. 2008..These findings suggest that object repetition results in enhanced interactions between brain regions, which facilitates performance and reduces processing demands on the regions involved...
Research Grants
- Prefrontal -> Top Down Contribution to Object RecognitionMoshe Bar; Fiscal Year: 2010..Lastly, the proposed DTI experiments can contribute insights for the treatment of demyelination diseases, such as multiple sclerosis, Alzheimer's and Parkinson's diseases. ..
- Prefrontal -> Top Down Contribution to Object RecognitionMoshe Bar; Fiscal Year: 2009..Lastly, the proposed DTI experiments can contribute insights for the treatment of demyelination diseases, such as multiple sclerosis, Alzheimer's and Parkinson's diseases. ..
- Contextual Predictions Facilitate Visual CognitionMoshe Bar; Fiscal Year: 2007..abstract_text> ..
- Top-down Cortical FacilitationMoshe Bar; Fiscal Year: 2005..abstract_text> ..
- A Cognitive Neuroscience Framework for Understanding and Treating Mood DisordersMoshe Bar; Fiscal Year: 2010....