Bruno Cessac Horacio Rostro Juan Carlos Vasquez Thierry Viéville

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pefav

Nombre de lectures

Bruno Cessac, Horacio Rostro, Juan?Carlos Vasquez, Thierry Viéville Statistics of spike trains: A dynamical systems perspective.

dynamical systems

?non linear

?multiples scales

spike generation

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Publié par

pefav

Nombre de lectures

Dynamical system

Statistics of spike trains: A dynamical systems
perspective.
Bruno Cessac, Horacio Rostro,
JuanCarlos Vasquez, Thierry Viéville
●Multiples scales.
●Non linear and collective dynamics.
● Adaptation.
● Interwoven evolution.
Neural network activity.
● Spontaneous activity; ●Multiples scales.
● Response to external stimuli ; ●Non linear and collective dynamics.
● Response to excitations from ● Adaptation.
other neurons... ● Interwoven evolution.
Neural network activity.
● Spontaneous activity; ●Multiples scales.
● Response to external stimuli ; ●Non linear and collective dynamics.
● Response to excitations from ● Adaptation.
other neurons... ● Interwoven evolution.
Neural network activity. Spike generation.
(t)=1 if i fires at t
i
=0 otherwise.
A raster plot is a sequence
~ ={(t)}, i=1...N, t=1...
i
● Spontaneous activity; ●Multiples scales.
● Response to external stimuli ; ●Non linear and collective dynamics.
● Response to excitations from ● Adaptation.
other neurons... ● Interwoven evolution.
Neural network activity. Spike generation.
(t)=1 if i fires at t
i
=0 otherwise.
A raster plot is a sequence
~ ={(t)}, i=1...N, t=1...
i
● Spontaneous activity; ●Multiples scales.
● Response to external stimuli ; ●Non linear and collective dynnaammiiccss..
● Response to excitations from ● Adaptation.
other neurons... ● Interwoven evolution.
Neural response to some stimulus ?
Neural network activity. Spike generation.
(t)=1 if i fires at t
i
=0 otherwise.
A raster plot is a sequence
~ ={(t)}, i=1...N, t=1...
i
● Spontaneous activity; ●Multiples scales.
● Response to external stimuli ; ●Non linear and collective dynnaammiiccss..
● Response to excitations from ● Adaptation.
other neurons... ● Interwoven evolution.
Neural response to some stimulus ?
● Definite succession of
spikes during a definite time
period.
Neural network activity. Spike generation.
(t)=1 if i fires at t
i
=0 otherwise.
A raster plot is a sequence
~ ={(t)}, i=1...N, t=1...
i
● Spontaneous activity; ●Multiples scales.
● Response to external stimuli ; ●Non linear and collective dynnaammiiccss..
● Response to excitations from ● Adaptation.
other neurons... ● Interwoven evolution.
Neural response to some stimulus ?
● Definite succession of
spikes during a definite time
period.
●Statistical “coding”.
Spikes: Exploring the Neural Code.
F Rieke, D Warland, R de Ruyter van
Steveninck & W Bialek (MIT Press,
Cambridge, 1997). Neural network activity. Spike generation.
(t)=1 if i fires at t
i
=0 otherwise.
A raster plot is a sequence
~ ={(t)}, i=1...N, t=1...
i
● Spontaneous activity; ●Multiples scales.
● Response to external stimuli ; ●Non linear and collective dynnaammiiccss..
● Response to excitations from ● Adaptation.
other neurons... ● Interwoven evolution.
Neural response to some stimulus ?
● Definite succession of
spikes during a definite time
period.
●Statistical “coding”.
Spikes: Exploring the Neural Code.
F Rieke, D Warland, R de Ruyter van
Steveninck & W Bialek (MIT Press,
Cambridge, 1997). Neural network activity. Spike generation.
(t)=1 if i fires at t
i
=0 otherwise.
A raster plot is a sequence
~ ={(t)}, i=1...N, t=1...
i
● Spontaneous activity; ●Multiples scales.
● Response to external stimuli ; ●Non linear and collective dynnaammiiccss..
● Response to excitations from ● Adaptation.
other neurons... ● Interwoven evolution.
Neural response to some stimulus ?
● Definite succession of
spikes during a definite time
period.
●Statistical “coding”.
Spikes: Exploring the Neural Code.
F Rieke, D Warland, R de Ruyter van
Steveninck & W Bialek (MIT Press,
Cambridge, 1997).