[Forum SIS] Seminario ANTONIETTI (RGS & Matematica Applicata)

[Giacomo Aletti]

Chiedo scusa, l'incontro è fissato per lunedì prossimo 30 Marzo 2015,
e non  lunedì 19 Gennaio 2015 come erroneamente scritto in precedenza.
Cordiali saluti,
Giacomo Aletti

On Tue, Mar 24, 2015 at 10:18 AM, Giacomo Aletti
<giacomo.aletti a unimi.it> wrote:
> Con preghiera di diffusione tra tutti i possibili interessati,
> scusandomi per invii multipli.
> Cordialmente,
> Giacomo Aletti
>
> --------------
>
> Nell'ambito dei Reading Group Seminars e del Seminario di Matematica
> Applicata, il giorno lunedì 19 Gennaio 2015, alle ore 14.30, nell'Aula
> C del Dipartimento di Matematica dell'Universita' degli Studi di
> Milano, Via C. Saldini, 50, Milano,
>
> "Testing spiking neural network cerebellar model in closed-loop: three
> neurorobotic paradigms"
> Alberto ANTONIETTI
> Neuroengineering and medical robotics lab.,
> Politecnico di Milano,
>
> ABSTRACT: The cerebellum is involved in a large number of different
> neural processes, especially in associative learning and in fine motor
> control. To develop a comprehensive theory of sensorimotor learning
> and control, it is crucial to determine the neural basis of coding and
> plasticity embedded into the cerebellar neural circuit and how they
> are translated into behavioral outcomes in learning paradigms.
> Learning has to be inferred from the interaction of an embodied system
> with its real environment, and the same cerebellar principles derived
> from cell physiology have to be able to drive a variety of tasks of
> different nature, calling for complex timing and movement patterns. We
> have coupled a realistic cerebellar spiking neural network with a real
> robot and challenged it in multiple diverse sensorimotor tasks.
> Adaptive motor control protocols with acquisition and extinction
> phases have been designed and tested, including an associative
> Pavlovian task (Eye blinking classical conditioning), a
> vestibulo-ocular task and a perturbed arm reaching task operating in
> closed-loop. A bidirectional long-term plasticity rule implemented at
> parallel fibers-Purkinje cell synapses modulated the output activity
> in the deep cerebellar nuclei. In all tasks, the neurorobot learned to
> adjust timing and gain of the motor responses by tuning its output
> discharge. It succeeded in reproducing how human biological systems
> acquire, extinguish and express knowledge of a noisy and changing
> world.
>
>
> =================
>
> Reading Group Seminars: The Reading Group Seminars (RGS) are organized
> within an open community of researchers interested in applying up to
> date mathematical modeling and data analysis approaches to the study
> of biological systems. The RGS take place at the Math. Department in
> Milan (via Saldini). Initiatives and updates are published on the
> website: http://rgs.mat.unimi.it/.
>
> --
> -------------------------------
>
> Giacomo Aletti, Associate Professor
>
> ADAMSS Centre (ex MIRIAM)
> Advanced  Applied Mathematical  and Statistical Sciences
>
> Department of Mathematics (www.matematica.unimi.it)
> Via Saldini, 50
> 20133 Milano, Italy
> Tel: +39-02-503.16158
> Fax:+39-02-503.16090
> Cell: +39-340-9739142



-- 
-------------------------------

Giacomo Aletti, Associate Professor

ADAMSS Centre (ex MIRIAM)
Advanced  Applied Mathematical  and Statistical Sciences

Department of Mathematics (www.matematica.unimi.it)
Via Saldini, 50
20133 Milano, Italy
Tel: +39-02-503.16158
Fax:+39-02-503.16090
Cell: +39-340-9739142