Neural Representations of Trajectories
harry.erwin at sunderland.ac.uk
Sat Jul 21 15:36:31 EST 2001
Robert Gurk <bob.g at gmx.de> wrote:
> On 20 Jul 2001, Harry Erwin wrote:
> > I'm seeing evidence that trajectories of moving objects are
> > represented 4-dimensionally in the brain. Has anyone thought
> > about the topology of neural representations?
> Harry, are you seeing evidence or are you seeking?
I'm modeling bat data. I'm seeing evidence.
> Why would the brain need to "represent" a trajectory (or
> anything else) in such a costly way? Another (albeit more
> complicated) way would be to represent an abstract description
> of a trajectory. Something like "Object started moving 45° to
> the left and stopped 45° to the right. This took 10 seconds."
Dr. Harry Erwin, harry at dherwin.org, http://world.std.com/~herwin
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