Thursday, August 30, 2012

[Comp-neuro] Brian 1.4: a spiking neural simulator

http:// www.briansimulator.org

The 1.4 release of Brian is out!

Brian is a simulator for spiking neural networks available on almost all
platforms. The motivation for this project is that a simulator should
not only save the time of processors, but also the time of scientists.
Brian is easy to learn and use, highly flexible and easily extensible.
The Brian package itself and simulations using it are all written in the
Python programming language, which is an easy, concise and highly
developed language with many advanced features and development tools,
excellent documentation and a large community of users providing support
and extension packages.

The major change in this version is the addition of a new Synapses
class, which allows modeling everything synaptic: gap junctions,
probabilistic synapses, nonlinear synapses, plasticity, etc. There are
also a number of other new features, bug fixes and improvements.

The web site (http://www.briansimulator.org) contains installation
instructions and the documentation. Many examples are provided in the
distribution (don't forget to download the extras.zip file). There is
also a public forum where you can ask any questions:
http://groups.google.fr/group/briansupport

Brian is being developed by Romain Brette (romain@briansimulator.org)
and Dan Goodman (dan@briansimulator.org). This version also includes
contributions by Bertrand Fontaine, Cyrille Rossant, Victor Benichoux,
Marcel Stimberg and Jonathan Laudanski.

We take advantage of this announcement to inform Brian users that we are
currently discussing the development of Brian 2.0, a rewriting of Brian,
intended to be simpler, faster, and to be able to run on external
devices (e.g. GPU). We will make an announcement on our mailing list
soon, where we will ask for user opinions:
http://groups.google.fr/group/briansupport

Romain Brette
http://audition.ens.fr/brette
romain.brette@ens.fr

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