I am a postdoctoral fellow at the Center for Theoretical Neuroscience at Columbia University.
My funding is provided by a Marie Curie fellowship of the European Commision, hosted by Columbia University, and the Laboratoire de Physique Statistique, Ecole Normale Superieure de Paris (CNRS UMR 8550).
Contact information
Center for Theoretical Neuroscience
Columbia University
1051 Riverside Drive, Box 87
New York, NY 10032, USA
so2310 at columbia \period\ edu
Publications
Theoretical Neuroscience
- S. Ostojic and V. Hakim
Poisson and beyond: the firing regimes of the leaky integrate-and-fire neuron,
submitted (2009)- S. Ostojic, G. Szapiro, B. Barbour, N. Brunel, V. Hakim
Amplification of high frequency oscillations by cell morphology and input segregation
Society for Neuroscience 2009 abstract- S. Ostojic, N. Brunel and V. Hakim
How connectivity, background activity and synaptic properties shape the cross-correlation between spike trains,
J. Neurosci. 29 (33) p.10234- 10253 (2009), preprint- S. Ostojic, C. de Solages, G. Szapiro, C. Lena, Vincent Hakim
Irregular firing, quasi-stationary state and spike-time dependent response
CNS 2009 abstract- S. Ostojic, N. Brunel and V. Hakim
Theoretical analysis of the cross-correlation between spike trains of two connected neurons,
Society for Neuroscience 2008 abstract- S. Ostojic, N. Brunel and V. Hakim
Synchronisation properties of networks of electrically coupled neurons in the presence of noise and heterogeneities,
J. Comp. Neurosci. 26(3), 369-92 (2009), preprint- C. Lena, C. de Solages, S. Ostojic, G. Szapiro, P. Isope, V. Hakim, B. Barbour
Modulation of Purkinje cell firing by molecular layer interneurons in vivo,
Society for Neuroscience 2008 abstract- S. Ostojic, N. Brunel and V. Hakim
Sub-millisecond firing-rate response in cerebellar Purkinje cells,
Cosyne 2008 abstract - S. Ostojic, G. Szapiro, B. Barbour, N. Brunel, V. Hakim
Statistical Physics
- S. Ostojic, T. J. H. Vlugt and B. Nienhuis
Universal Anisotropy in Force Networks under Shear,
Phys. Rev. E 75, 030301(R) (2007), cond-mat/0610483 - S. Ostojic and D. Panja
Elasticity from the Force Network Ensemble in Granular Media,
Phys. Rev. Lett. 97, 208001 (2006), cond-mat/0606349 - S. Ostojic, E. Somfai and B. Nienhuis,
Scale-invariance and universality of force networks in static granular matter,
Nature 439, 828 (2006), cond-mat/0601047 - S. Ostojic and B. Nienhuis,
Fractal Nature of Force Networks in Jammed Matter,
Proceedings of Traffic and Granular Flow 2005, Springer 2005, cond-mat/0503426 - S. Ostojic and D. Panja,
Response of a Hexagonal Granular Packing under a Localized External Force: Effects of Pressure,
in Powders & Grains 2005, R. Garcia-Rojo, H.J.Herrmann & S. McNamara (eds), Balkema 2005 cond-mat/0503752 - S. Ostojic and D. Panja,
Response of a Hexagonal Granular Packing under a Localized External Force: Exact Results,
J. Stat. Mech. (2005) P01011, cond-mat/0409160 - S. Ostojic and D. Panja,
Response of a Hexagonal Granular Packing under a Localized External Force,
Europhys. Lett. 71, 70 (2005), cond-mat/0403321 - S. Ostojic, D. Panja and B. Nienhuis,
Clustering in a One-dimensional Inelastic Lattice Gas,
Phys. Rev. E A 69 041301 (2004), cond-mat/0310493 - S. Ostojic,
Patterns formed by addition of grains to only one site of an abelian sandpile,
Physica A 318 187 (2003)