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PI

Dajun XingPh.D.   visual perception; neural oscillation; computational model

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Educational Experience

2005 Ph.D in System Neuroscience, Center for Neural Science, New York University, New York, NY, USA


2000 MS in Neuroscience, Fudan University, Shanghai, China


1997 BS in Biophysics and physiology, Fudan University, Shanghai, China

Professional Experience

2013-present Professor, State Key Laboratory for Cognitive Neuroscience and Learning, Beijing Normal University, P.R. China


2013-present Principal Investigator, IDG/Mcgovern institute for brain research, Beijing Normal University


2010-2013 Adjunct assistant professor, Department of Psychology, Hunter college at city university of New York, New York, NY, USA


2005-2011 Research scientist, Center for Neural Science, New York University, New York, NY, USA


2011-2013 Research assistant professor, Center for Neural Science, New York University, New York, NY, USA

Research Description

Dr. Dajun Xing’s research interests focus on neural mechanisms of visual perception and brain oscillations by using electrophysiological, anatomical and computational approaches. In particular, his work aims to understand how visual system processes visual information (such as brightness, color, motion) for perception, what is the relationship between brain oscillations and visual perception (and other cognitive functions), how oscillations are generated in the brain, and what oscillations can tell us about the brain. By answering the questions about perception and oscillations, his ultimate goal is to understand the information processing in the most complex nonlinear dynamic system, brain.

Publications

1. Chuanliang Han; Tian Wang; Yujie Wu; Yang Li; Yi Yang; Liang Li;Yizheng Wang; Dajun Xing*; The Generation and Modulation of Distinct Gamma Oscillations with Local, Horizontal, and Feedback Connections in the Primary Visual Cortex: A Model Study on Large-Scale Networks, Neural Plasticity, 2021

2. Bin Wang; Chuanliang Han; Tian Wang; Weifeng Dai; Yang Li; Yi Yang;Guanzhong Yang; Lvyan Zhong; Yange Zhang; Yujie Wu; Gang Wang; Hongbo Yu; Dajun Xing*; Superimposed gratings induce diverse response patterns of gamma oscillations in primary visual cortex, scientific reports, 11(4941). 2021

3. Tian Wang, Yang Li, Guanzhong Yang, Weifeng Dai, Yi Yang, Chuanliang Han, Xingyun Wang, Yange Zhang,and Dajun Xing*,Laminar Subnetworks of Response Suppression in Macaque Primary Visual Cortex,The Journal of nuroscience,40(39):7436–7450.2020

4. Ne Michael J Hawken, Robert M Shapley, Anita A Disney, Virginia Garcia-Marin, JAHenrie, Christopher A Henry, Elizabeth M Johnson, Siddartha Joshi1, Jenna GKelly, Dario L Ringach, Dajun Xing, Functional clusters of neurons in layer 6 of macaque V1 ,the Journal of neuroscience, 40 (12), 2445-2457.2020

5. Xing D*, Ouni A, Chen S, Sahmoud H, Gordon J, Shapley R. Brightness-color interactions in human early visual cortex. J Neurosci 35, 2226-2232. 2015

6. Xing, D.*, Yeh, C. I., Gordon, J. & Shapley, R. M. Cortical brightness adaptation when darkness and brightness produce different dynamical states in the visual cortex. Proc Natl Acad Sci U S A 111, 1210-1215, 2014

7. Jia, X.*, Xing, D.* & Kohn, A*. No consistent relationship between gamma power and peak frequency in macaque primary visual cortex. J Neurosci 33, 17-25, 2013

8. Shapley, R.M.; Xing, D. (#)(*), Local circuit inhibition in the cerebral cortex as the source of gain control and untuned suppression , Neural Networks , 37: 172~181 ,2013

9. Henry, C. A.; Joshi, S.; Xing, D.; Shapley, R. M.; Hawken, M. J., Functional characterization of the extraclassical receptive field in macaque V1:contrast, orientation, and temporal dynamics, Journal of Neuroscience, 33(14): 6230~6242, 2013

10. Xiao, L.; Zhang, M.; Xing, D.; Liang, P. J.; Wu, S., Shifted encoding strategy in retinal luminance adaptation: from firing rate to neural correlation, Journal of Neurophysiology, 110(8): 1793~1803,2013

11. Xing, D.*, Yeh, C. I., Burns, S. & Shapley, R. M. Laminar analysis of visually evoked activity in the primary visual cortex. Proc Natl Acad Sci U S A 109, 13871-13876, 2012

12. Xing, D.*, Shen, Y.,Burns, S.,Yeh, C. I.,Shapley, R. & Li, W*. Stochastic generation of gamma-band activity in primary visual cortex of awake and anesthetized monkeys. J Neurosci 32, 13873-13880a, 2012

13. Lin, I.-C. (*); R.,Xing, D. ; Shapley, Integrate-and-fire vs Poisson

14. models of LGN input to V1 cortex: Noisier inputs reduce orientation selectivity, Journal of Computational Neuroscience, 2012, 33(3): 559~572

15. Xing, D.*, Ringach, D. L., Hawken, M. J. & Shapley, R. M. Untuned suppression makes a major contribution to the enhancement of orientation selectivity in macaque V1. J Neurosci 31, 15972-15982, (2011)

16. Burns, S.P. (*) ;Xing, D.; Shelley, M.J.; Shapley, R.M., Searching for autocoherence in the cortical network with a time-frequency analysis of the local field potential , Journal of Neuroscience, 2010, 30(11): 4033~4047