Research Topics
| Shinsuke ShimojoSummaryAffiliation: California Institute of Technology Country: USA Publications
Research Grants
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Detail Information
Publications
Afterimage of perceptually filled-in surfaceS Shimojo
California Institute of Technology, Division of Biology, Computation and Neural Systems, Pasadena, CA, 91125, USA
Science 293:1677-80. 2001..Thus, global afterimages are not merely by-products of local afterimages, but involve adaptation at a cortical representation of surface...- Gaze bias both reflects and influences preferenceShinsuke Shimojo
Division of Biology Computation and Neural Systems, California Institute of Technology, Pasadena, California, 91125 USA
Nat Neurosci 6:1317-22. 2003.... - Face adaptation depends on seeing the faceFarshad Moradi
Computation and Neural Systems, California Institute of Technology, Pasadena, CA 91125, USA
Neuron 45:169-75. 2005..Thus, cross-modal or cognitive interference that does not affect the visibility of the face does not interfere with the face aftereffect. We conclude that adaptation to face identity depends on seeing the face... 
The neural mechanisms underlying the influence of pavlovian cues on human decision makingSigne Bray
Computation and Neural Systems, California Institute of Technology, Pasadena, California 91125, USA
J Neurosci 28:5861-6. 2008..The results of this study are relevant for understanding how marketing actions can affect consumer choice behavior as well as for how environmental cues can influence drug-seeking behavior in addiction...- An integration of color and motion information in visual scene analysesYasuki Noguchi
Division of Biology, California Institute of Technology, Nagoya University
Psychol Sci 22:153-8. 2011..These results indicate that the visual system resolves local ambiguities in color-motion pairings using unambiguous pairings in surrounds, demonstrating a new type of scene analysis based on the combination of two featural cues... - Sound-aided recovery from and persistence against visual filling-inBhavin R Sheth
Computation and Neural Systems, California Institute of Technology, 139 74, Caltech, Pasadena, CA 91125, USA
Vision Res 44:1907-17. 2004..Moreover repetitive auditory cues selectively prevent synchronous visual targets from undergoing visual adaptation. Ours is the first report of cross-modal modulation of a disappearance phenomenon... 
Roles of familiarity and novelty in visual preference judgments are segregated across object categoriesJunghyun Park
Division of Biology Computation and Neural Systems, California Institute of Technology, Pasadena, CA 91125, USA
Proc Natl Acad Sci U S A 107:14552-5. 2010....- Human medial orbitofrontal cortex is recruited during experience of imagined and real rewardsSigne Bray
Computation and Neural Systems, California Institute of Technology, Pasadena, California, USA
J Neurophysiol 103:2506-12. 2010..These findings support a critical role for mOFC in the representation of rewarding goal states, even if hypothetical... - Perceptual-binding and persistent surface segregationFarshad Moradi
Computation and Neural Systems Program, California Institute of Technology, Pasadena 91125, USA
Vision Res 44:2885-99. 2004.... - Neural mechanisms underlying paradoxical performance for monetary incentives are driven by loss aversionVikram S Chib
Division of Biology, California Institute of Technology, Pasadena, CA 91125, USA
Neuron 74:582-94. 2012..These results suggest that incentives associated with successful task performance are initially encoded as a potential gain; however, when actually performing a task, individuals encode the potential loss that would arise from failure... - Dynamic perceptual changes in audiovisual simultaneityRyota Kanai
Division of Biology, California Institute of Technology, Pasadena, California, United States of America
PLoS ONE 2:e1253. 2007..It is often assumed that both visual and auditory percepts have a modality specific processing delay and their difference determines perceptual temporal offset... - Cyclopean flash-lag illusionDylan Nieman
Division of Biology, California Institute of Technology, Pasadena, CA 91125, USA
Vision Res 46:3909-14. 2006..Thus, in primates, though retinal mechanisms may contribute, flash-lag must be explained through cortical processes... - Early interactions between orienting, visual sampling and decision making in facial preferenceClaudiu Simion
Division of Biology, California Institute of Technology, Pasadena, 91125, USA
Vision Res 46:3331-5. 2006..The finding also suggests that this interaction is independent of holistic properties of face stimuli and can be totally memory-driven... - Overlapping responses for the expectation of juice and money rewards in human ventromedial prefrontal cortexHackjin Kim
Division of Humanities and Social Sciences, California Institute of Technology, Pasadena, CA 91125, USA
Cereb Cortex 21:769-76. 2011..These results indicate that vmPFC and anterior insula contain overlapping representations of anticipatory value, consistent with the existence of a common currency for the value of expected outcomes in these regions... - Perceiving a discontinuity in motionDylan Nieman
Division of Biology and Computation and Neural Systems Program, California Institute of Technology, Pasadena, CA, USA
J Vis 10:9. 2010..This implies more than one percept of turn-point position. As various estimates of turn-point position arise at different times, under different task demands, the perceptual system does not necessarily resolve conflicts between them... - "X-ray vision" and the evolution of forward-facing eyesMark A Changizi
Sloan Swartz Center for Theoretical Neurobiology, Caltech, Pasadena, CA 91124, USA
J Theor Biol 254:756-67. 2008..Evidence across mammals closely fits the predictions of this "X-ray" hypothesis... - Orbitofrontal cortical activity during repeated free choiceMichael Campos
Division of Biology, Computation and Neural Systems, California Institute of Technology, Pasadena, CA, USA
J Neurophysiol 107:3246-55. 2012.... - Development of multisensory spatial integration and perception in humansPatricia A Neil
Computation and Neural Systems Department, California Institute of Technology, USA
Dev Sci 9:454-64. 2006.... - Signal strength determines the nature of the relationship between perception and working memoryBhavin R Sheth
California Institute of Technology, Pasadena, CA 91125, USA
J Cogn Neurosci 15:173-84. 2003..Understanding how a changing surround biases neural representations in general, and postsensory processes in particular, can help one understand past reports of spatial mislocalization... - Spatial contexts can inhibit a mislocalization of visual stimuli during smooth pursuitYasuki Noguchi
Division of Biology, California Institute of Technology, Pasadena, CA 91125, USA
J Vis 7:13.1-15. 2007.... - Vision: steady-state misbinding of colour and motionDaw An Wu
Division of Biology, California Institute of Technology, 139 74, Pasadena, California 91125, USA
Nature 429:262. 2004..Here we describe an illusion that exploits this separation, causing colour and motion to be recombined incorrectly while a stable stimulus is being viewed continuously... - Interrupting the cascade: orienting contributes to decision making even in the absence of visual stimulationClaudiu Simion
California Institute of Technology, Pasadena, California, USA
Percept Psychophys 69:591-5. 2007..We also show that the cascade effect is intrinsically linked to the decision itself and is not triggered simply by a tendency to look at preferred targets... - A functional explanation for the effects of visual exposure on preferenceMark A Changizi
Sloan Swartz Center for Theoretical Neurobiology, MC 139 74, California Institute of Technology, Pasadena, CA 91125, USA
Perception 37:1510-9. 2008..In the light of this view of what preferences fundamentally represent, we are able to explain the 'exposure effect' and many of the connected phenomena... - Evidence for a common representation of decision values for dissimilar goods in human ventromedial prefrontal cortexVikram S Chib
Division of Humanities and Social Sciences, California Institute of Technology, Pasadena, California 91125, USA
J Neurosci 29:12315-20. 2009..Our results provide evidence that the brain encodes a "common currency" that allows for a shared valuation for different categories of goods... - Repetitive transcranial magnetic stimulation over the right dorsolateral prefrontal cortex decreases valuations during food choicesMickael Camus
Humanities and Social Sciences, California Institute of Technology, Pasadena, CA, USA
Eur J Neurosci 30:1980-8. 2009..The results are consistent with the possibility that the DLPFC plays a causal role in the computation of values at the time of choice... - Sound-induced illusory flash perception: role of gamma band responsesJoydeep Bhattacharya
Division of Biology, Mail Code 139 74, California Institute of Technology, Pasadena, CA 91125, USA
Neuroreport 13:1727-30. 2002.... - The structures of letters and symbols throughout human history are selected to match those found in objects in natural scenesMark A Changizi
Sloan Swartz Center for Theoretical Neurobiology, California Institute of Technology, Pasadena, California 91125, USA
Am Nat 167:E117-39. 2006.... - Rapid long lasting learning in a collinear edge-detection taskEliot C Bush
Biology Division, California Institute of Technology, Pasadena, CA 91125, USA
Perception 31:791-8. 2002..As the experiment proceeds, the visual system learns to dampen the distractor signals, allowing for more reliable detection... - Extrinsic cues suppress the encoding of intrinsic cuesBhavin R Sheth
California Institute of Technology
J Cogn Neurosci 16:339-50. 2004..We speculate that this dominance-suppression hierarchy undercuts intersystem conflicts and underlies a single, undissociated spatial map in intact humans... - How the lack of visuomotor feedback affects even the early stages of goal-directed pointing movementsBhavin R Sheth
Computation and Neural Systems, California Institute of Technology, Pasadena, CA 91125, USA
Exp Brain Res 143:181-90. 2002..Moreover, our data suggest that non-visual modalities, e.g., proprioception, may be too slow to make up for the absence of vision... - Parcellation and area-area connectivity as a function of neocortex sizeMark A Changizi
Sloan Swartz Center for Theoretical Neurobiology, Caltech, CA 91125, USA
Brain Behav Evol 66:88-98. 2005..These scaling results help constrain theories about the principles underlying neocortical organization... - Visual illusion induced by soundLadan Shams
California Institute of Technology, Division of Biology, MC 139 74, Pasadena, CA 91125, USA
Brain Res Cogn Brain Res 14:147-52. 2002..The results of the second experiment also reveal that the temporal window of these audio-visual interactions is approximately 100 ms... - Dynamical evolution of motion perceptionRyota Kanai
Universiteit Utrecht, Helmholtz Research Institute, Psychonomics Division, Heidelberglaan 2, NL 3584 CS Utrecht, The Netherlands
Vision Res 47:937-45. 2007.... - Self and world: large scale installations at science museumsShinsuke Shimojo
Division of Biology, Computation and Neural Systems, California Institute of Technology, Pasadena, CA 91125, USA
Spat Vis 21:337-46. 2008..Scaling up the size and utilizing the live human body turned out to be keys for installations with higher emotional impact... - Gaze direction modulates visual aftereffects in depth and colorDylan R Nieman
Division of Biology, California Institute of Technology, Pasadena, CA 91125, USA
Vision Res 45:2885-94. 2005..The results provide strong evidence for (a) gaze modulation of aftereffects, (b) generality of gaze modulation across two visual attributes, and (c) perceptual correlates of the modulation of neural activity by gaze direction... - Dynamic shape integration in extrastriate cortexCarol Yin
Computation and Neural Systems, Division of Biology, MC 139-74, California Institute of Technology, Pasadena, CA 91125, USA
Curr Biol 12:1379-85. 2002..Motion information from the dorsal stream may project to the LOC to produce the shape percept... - Neuromagnetic responses to chromatic flicker: implications for photosensitivityKatsumi Watanabe
Computation and Neural Systems, Division of Biology, California Institute of Technology, MC 139-74, Pasadena, CA 91125, USA
Neuroreport 13:2161-5. 2002..The early parieto-occipital activity may reflect a defensive mechanism that suppresses cortical hyperactivity due to chromatic flicker... - Shifts in perceived position of flashed stimuli by illusory object motionKatsumi Watanabe
Computation and Neural Systems, Division of Biology, California Institute of Technology, Mail Code 139 74, Pasadena, CA 91125, USA
Vision Res 42:2645-50. 2002..We conclude that the position capture reported here has a component based on high-level motion processing that is responsible for dynamically integrating object motion and shape... - Direct instrumental conditioning of neural activity using functional magnetic resonance imaging-derived reward feedbackSigne Bray
Computation and Neural Systems Program, California Institute of Technology, Pasadena, California 91125, USA
J Neurosci 27:7498-507. 2007..This procedure offers an important alternative to traditional biofeedback-based approaches and may be useful in the development of future therapies for stroke and other brain disorders... - Distortions of subjective time perception within and across sensesVirginie van Wassenhove
Division of Biology, California Institute of Technology, Pasadena, California, United States of America
PLoS ONE 3:e1437. 2008..Yet, the critical features generating these perceptual shifts in subjective duration are not understood... - Shared visual attention reduces hindsight biasDaw An Wu
Division of Humanities and Social Sciences, California Institute of Technology, Pasadena 91125, USA
Psychol Sci 23:1524-33. 2012..This association was validated by a causal method for debiasing: Showing the gaze patterns of the performers to the evaluators as they viewed the stimuli reduced the extent of hindsight bias... - Interpersonal body and neural synchronization as a marker of implicit social interactionKyongsik Yun
Computation and Neural Systems, California Institute of Technology, Pasadena, CA 91125, USA
Sci Rep 2:959. 2012..The paradigm provides a tool for identifying the behavioral and the neural correlates of implicit social interaction... - Temporal isolation of neural processes underlying face preference decisionsHackjin Kim
Divisions of Humanities and Social Sciences and Biology, California Institute of Technology, Pasadena, CA 91125, USA corrected
Proc Natl Acad Sci U S A 104:18253-8. 2007..The findings support a model in which rapid, automatic engagement of the NAC conveys a preference signal to the OFC, which in turn is used to guide choice... - Suppressive effect of sustained low-contrast adaptation followed by transient high-contrast on peripheral target detectionFarshad Moradi
Computation and Neural Systems Program, California Institute of Technology, Pasadena, CA 91125, USA
Vision Res 44:449-60. 2004..Findings are compatible with non-local mechanisms presumably at the cortical level... - Bare skin, blood and the evolution of primate colour visionMark A Changizi
California Institute of Biology, Sloan Swartz Center for Theoretical Neurobiology, MC 139 74, Caltech, Pasadena, CA 91125, USA
Biol Lett 2:217-21. 2006..We also show that, consistent with the hypothesis, trichromat primates tend to be bare faced... - Character complexity and redundancy in writing systems over human historyMark A Changizi
Sloan Swartz Center for Theoretical Neurobiology, MC 139 74, Caltech, Pasadena, CA 91125, USA
Proc Biol Sci 272:267-75. 2005.... - Recalibration of audiovisual simultaneityWaka Fujisaki
NTT Communication Science Laboratories, NTT Corporation, 3-1 Morinosato Wakamiya, Atsugi, Kanagawa 243-0198, Japan
Nat Neurosci 7:773-8. 2004..Our findings suggest that the brain attempts to adjust subjective simultaneity across different modalities by detecting and reducing time lags between inputs that likely arise from the same physical events... - Perceptual alternation induced by visual transientsRyota Kanai
Psychonomics Division, Helmholtz Research Institute, Universiteit Utrecht, Heidelberglaan 2, NL 3584 CS Utrecht, The Netherlands
Perception 34:803-22. 2005..Mechanisms linking these two transient-induced phenomena are discussed... - Visual feature binding in early infancyGentaro Taga
Graduate School of Education, University of Tokyo, Japan
Perception 31:273-86. 2002.... - Is avoiding an aversive outcome rewarding? Neural substrates of avoidance learning in the human brainHackjin Kim
PLoS Biol 4:e233. 2006..This neural signal may itself act as an intrinsic reward, thereby serving to reinforce actions during instrumental avoidance... - Discrete color filling beyond luminance gaps along perceptual surfacesRyota Kanai
Psychonomics Division, Helmholtz Research Institute, Universiteit Utrecht, Utrecht, The Netherlands
J Vis 6:1380-95. 2006..Our results indicate that color filling can be governed by a host of visual cues outside the realm of first-order color and brightness, via their impact on perceptual surface segmentation and segregation... - Changing pitch induced visual motion illusionFumiko Maeda
Curr Biol 14:R990-1. 2004 - Gaze modulation of visual aftereffectsShin ya Nishida
Human and Information Science Laboratory, NTT Communication Science Laboratories, NTT Corporation, 3 1 Morinosato Wakamiya, Atsugi, Kanagawa 243 0198, Japan
Vision Res 43:639-49. 2003..The gaze modulation of visual aftereffects provides a useful psychophysical tool to analyze human cortical processes for coordinate transformations of visual space... - Sustained deviation of gaze direction can affect "inverted vection" induced by the foreground motionShinji Nakamura
Faculty of Social and Information Sciences, Nihon Fukushi University, 26 2 Higashihaemicho Handa, 475 0012, Aichi, Japan
Vision Res 43:745-9. 2003..These results support our hypothesis and suggest that inverted vection is affected by eye-movement information... - Perceived shifts of flashed stimuli by visible and invisible object motionKatsumi Watanabe
Laboratory of Sensorimotor Research, National Eye Institute, National Institutes of Health, Building 49, Room 2A50, 49 Convent Drive, Bethesda, MD 20892 4435, USA
Perception 32:545-59. 2003.... - Stopping the motion and sleuthing the flash-lag effect: spatial uncertainty is the key to perceptual mislocalizationRyota Kanai
Universiteit Utrecht, Helmholtz Research Institute, Psychonomics Division, Heidelberglaan 2, NL 3584 CS Utrecht, The Netherlands
Vision Res 44:2605-19. 2004.... - An integrative model of binocular vision: a stereo model utilizing interocularly unpaired points produces both depth and binocular rivalryRyusuke Hayashi
Department of Mathematical Engineering and Information Physics, University of Tokyo, Hongo 7 3 1, Bunkyo ku, Tokyo 113 8656, Japan
Vision Res 44:2367-80. 2004..Unlike the traditional eye theory, the level of the interocular inhibition introduced here is after binocular convergence at the stage solving the correspondence problem, and thus open to pattern-specific mechanisms... - Adapting to an aftereffectBhavin R Sheth
Department of Electrical and Computer Engineering, University of Houston, Houston, TX 77204 4005, USA
J Vis 8:29.1-10. 2008..e., an after-aftereffect. Our finding has implications as to how neural activity in lower- and higher-level areas in the brain interacts to yield conscious visual experience... - Touch-induced visual illusionArtem Violentyev
Psychology Department, University of California Los Angeles, CA 90095, USA
Neuroreport 16:1107-10. 2005..Together with other recent findings, these results challenge the notion that the processing of visual information is independent of activity in other modalities...
Research Grants
- DEVELOPMENT OF AUDITORY-VISUAL LOCALIZATIONShinsuke Shimojo; Fiscal Year: 2003....
- COORDINATE TRANSFORMATION IN AFTEREFFECTS AND ATTENTIONShinsuke Shimojo; Fiscal Year: 2003..The results will bridge the gap between animal physiology and human psychophysics, and provide insights into-the processes underlying coordinate transformations...
- COORDINATE TRANSFORMATION IN AFTEREFFECTS AND ATTENTIONShinsuke Shimojo; Fiscal Year: 2007..The results will bridge the gap between animal physiology and human psychophysics, providing insights into coordinate transformation. ..