Epernicus: Satohiro Tajima, M.A.

Satohiro Tajima, M.A.

Position:
Engineer

Japan Broadcasting Corporation
Degrees:

M.A., Science, University of Tokyo (Tokyo, Japan)

B.A., Engineering, University of Tokyo (Tokyo, Japan)
Past Advisors:

Masato Okada (as Graduate Student - Masters)

Masataka Watanabe (as Undergraduate Student)
Research:
Modeling and non-invasive measurement of human visual system
Other Experience:
2010 Autumn School for Computational Neuroscience (Tutor)

2006 Autumn School for Computational Neuroscience
Honors:
2011 Special Prize: Japan Broadcasting Corporation, 64th Kanto-Koshinetsu Technical Report Session, for "A study of automatic aircraft-tracking system"

2005-2007 Scholarship: Nittetsu Mining Foundation

Communities:

Satohiro Tajima's Genealogy

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Satohiro Tajima's Publications (6)

Whether dots moving in two directions appear coherent or transparent depends on directional biases induced by surrounding motion.
Takemura H, Tajima S, Murakami I

Journal of vision. 2011;11(14)
Acquisition of nonlinear forward optics in generative models: Two-stage "downside-up" learning for occluded vision.
Tajima S, Watanabe M

Neural networks : the official journal of the International Neural Network Society. 2010 Oct 27
Neuronal population decoding explains the change in signal detection sensitivity caused by task-irrelevant perceptual bias.
Tajima S, Takemura H, Murakami I, Okada M

Neural computation. 2010 Oct;22(10):2586-614
Opposing effects of contextual surround in human early visual cortex revealed by functional magnetic resonance imaging with continuously modulated visual stimuli.
Tajima S, Watanabe M, Imai C, Ueno K, Asamizuya T, Sun P, Tanaka K, Cheng K

The Journal of neuroscience : the official journal of the Society for Neuroscience. 2010 Mar 3;30(9):3264-70
Discriminating natural image statistics from neuronal population codes.
Tajima S, Okada M

PloS one. 2010;5(3):e9704
Bayesian-Optimal Image Reconstruction for Translational-Symmetric Filters
Satohiro Tajima, Masato Inoue, Masato Okada

Journal of the Physical Society of Japan. 2008;77(5):054803

Satohiro Tajima's Posters and Presentations (12)

Hybrid coding of colors: how can we unify color discrimination, categorization and memory? (poster)
Chihiro Imai, Satohiro Tajima, Kazuyuki Aihara, and Hideyuki Suzuki

VSS 2011 annual meeting; 05/2011
Motion integration and segregation modulated by surrounding motion (presentation)
Hiromasa Takemura, Satohiro Tajima, and Ikuya Murakami

VSS 2011 annual meeting; 05/2011
Higher order processing and memory of color (poster)
Chihiro Imai, Satohiro Tajima, Kazuyuki Aihara, and Hideyuki Suzuki

The 1st International Symposium on Innnovative Mathmatical Modelling; 03/2011
Hybrid population code: bridging discrimination, categorization, and memory (poster)
Chihiro Imai, Satohiro Tajima, Kazuyuki Aihara, and Hideyuki Suzuki

Cosyne 11; 03/2011
Modulation of motion integration and segregation by surrounding motion: psychophysics and model (poster)
Hiromasa Takemura, Satohiro Tajima, and Ikuya Murakami

Cosyne 11; 03/2011
A neural network model for categorical effects in color memory (presentation)
Chihiro Imai, Satohiro Tajima, Kazuyuki Aihara, and Hideyuki Suzuki

Artificial Life and Robotics16th; 01/2011
Contexual modulation of visual motion integration and segregation: psychophysics and model. (poster)
Hiromasa Takemura, Satohiro Tajima, and Ikuya Murakami

The National Institute for Physiological Sciences, 41th International Symposium "New Frontiers in Brain Science" ; 12/2010
Discriminating natural image statistics from neuronal population codes. (presentation)
Satohiro Tajima

The National Institute for Physiological Sciences, Lab. open seminar, Invited; 11/2010
Population coding of natural image statistics. (poster)
Satohiro Tajima, Masato Okada

NEURO2010; 09/2010
Motion detection sensitivity modulated by a task-irrelevant illusory motion in an orthogonal direction: a population decoding model (poster)
Satohiro Tajima, Hiromasa Takemura, Ikuya Murakami, Masato Okada

Society for Neuroscience 39th annual meeting; 11/2009
Neuronal population decoding explains the change in motion detection sensitivity caused by task-irrelevant motion induction (poster)
Satohiro Tajima, Hiromasa Takemura, Ikuya Murakami, Masato Okada,

The National Institute for Physiological Sciences, International workshop for Scientific Study of Consciousness; 10/2009
Opposing effects of contextual surround in human early visual cortex revealed by fMRI with continuously modulated visual stimuli (poster)
Satohiro Tajima, Masataka Watanabe, Chihiro Imai, Kenichi Ueno, Takeshi Asamizuya, Keiji Tanaka, Kang Cheng

Society for Neuroscience, Annual Meeting; 11/2008

One Figure

Temporal evolution of human V1 activation measured by fMRI while the subject saw a target grating surrounded by grating whose contrast was periodically and continuously modulated. Tajima et al. J Neurosci., 2010, 30(9):3264-3270.

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