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Ostojic, Srdjan (PhD)

Ostojic, Srdjan (PhD)

Group for Neural Theory, Laboratoire de Neurosciences Cognitives
29, rue d'Ulm
2nd floor, right
75005 Paris

phone +33-1 44 32 26 44
fax      +33-1 44 32 29 35
email  srdjan.ostojic@ens.fr


Research interests

Dynamics of neural networks, synaptic plasticity and learning, decision-making

Selected Publications

F. Mastroguiseppe and S. Ostojic (2017) Linking connectivity, dynamics and computations in recurrent neural networks arXiv.

D. Martí, N. Brunel and S. Ostojic (2017) Correlations between synapses in pairs of neurons slow down dynamics in randomly connected neural networks,   arXiv.

F. Mastroguiseppe and S. Ostojic (2017) Intrinsically-generated fluctuating activity in excitatory-inhibitory networks,   Plos Comput Biol, 13(4): e1005498.

M. Graupner, P. Wallisch and S. Ostojic (2016) Natural firing patterns imply low sensitivity of synaptic plasticity to spike-timing compared to firing-rate,   Journal of Neuroscience, 36(44):11238-11258.

C. Bimbard, E. Ledoux and S. Ostojic (2016) Instability to a heterogeneous oscillatory state in randomly connected recurrent networks with delayed interactions,  arXiv, Phys Rev E, 94, 062207.

A. Blot, C. de Solages, S. Ostojic, G. Szapiro, V. Hakim, C. Léna (2016) Time-invariant feed-forward inhibition of Purkinje cells in the cerebellar cortex in vivo,  J Physiol, 594(10): 2729-2749.

A. Saez, M. Rigotti, S. Ostojic, S. Fusi and C.D. Salzman (2015) Abstract context representations in primate amygdala and prefrontal cortex, Neuron, 87(4):869-81.

S. Ostojic, G. Szapiro, E. Schwartz, B. Barbour, Nicolas Brunel and Vincent Hakim (2015) Neuronal morphology generates high-frequency firing resonance, Journal of Neuroscience, 35(18):7056-7068.

S. Ostojic (2014) Two types of asynchronous activity in networks of excitatory and inhibitory spiking neurons, Nature Neuroscience, 17(4), p.594 - 600.

E.S. Schaffer, S. Ostojic and L.F. Abbott (2013), A Complex-Valued Firing-Rate Model That Approximates the Dynamics of Spiking Networks, Plos Comput Biol, 9(10): e1003301

S. Ostojic and S. Fusi (2013), Synaptic encoding of temporal contiguity, Front. Comput. Neurosci. 7:32

S. Ostojic (2011), Inter-spike interval distributions of spiking neurons driven by fluctuating inputs, J. Neurophysiol. 106, p.361-373

S. Ostojic and N. Brunel (2011), From Spiking Neuron Models to Linear-Nonlinear Models, PLoS Comput Biol 7(1): e1001056

S. Ostojic, N. Brunel and V. Hakim (2009), How connectivity, background activity and synaptic properties shape the cross-correlation between spike trains, J. Neurosci. 29 (33) p.10234-10253

S. Ostojic, N. Brunel and V. Hakim (2009), Synchronisation properties of networks of electrically coupled neurons in the presence of noise and heterogeneities, J. Comp. Neurosci. 26(3), 369-92

S. Ostojic and D. Panja (2006), Elasticity from the Force Network Ensemble in Granular Media, Phys. Rev. Lett. 97, 208001

S. Ostojic, E. Somfai and B. Nienhuis (2006), Scale-invariance and universality of force networks in static granular matter, Nature 439, 828

S. Ostojic and D. Panja, Response of a Hexagonal Granular Packing under a Localized External Force, Europhys. Lett. 71, 70 (2005)

S. Ostojic, Patterns formed by addition of grains to only one site of an abelian sandpile, Physica A 318 187 (2003)


Short Bio

2012-now: CNRS Researcher, Group for Neural Theory, Ecole Normale Superieure Paris

2009-2012: Marie-Curie fellow, Center for Theoretical Neuroscience, Columbia University

2006-2009: postdoctoral fellow, Laboratoire de Physique Statistique, Ecole Normale Superieure Paris

2002-2006: PhD student, Institute for Theoretical Physics, Universiteit van Amsterdam