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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

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.

F. Mastroguiseppe and S. Ostojic (2016) Intrinsically-generated fluctuating activity in excitatory-inhibitory networks,  arXiv, submitted.

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