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All posts; Tags Include "Virtual Reality"

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  • May 8, 2017
  • 12:56 AM
  • 125 views

Finding real rewards in a virtual world

by adam phillips in It Ain't Magic

A new study shows that mice who learn to find goals in virtual reality use their hippocampus the same was as in the real world.... Read more »

  • August 24, 2012
  • 12:00 PM
  • 619 views

Do you know where your arms are?

by Neuromancy in Neuromancy

When you look down at your body, you probably have a fairly strong sense that what you are looking at is actually your body (barring neurological conditions such as somotoparaphrenia, which can cause patients to disown their body parts). But just how reliable is that sense of ownership?... Read more »

  • May 1, 2012
  • 12:50 PM
  • 1,846 views

Virtual Reality for Worms

by TheCellularScale in The Cellular Scale

How do you build a virtual environment for a worm? The Nematode C. Elegans with glowing neurons (source)Using a little optogenetic trickery, you can directly activate specific worm neurons with light.  If you know your worm neurons, you can stimulate ones that make it think it has suddenly touched something with its nose or that the environment is suddenly very salty.  Before we dive into worm VR, let's back up and discuss this specific worm.The Magnificent C......... Read more »

  • October 9, 2011
  • 09:25 AM
  • 1,630 views

Prospective Control I: The Outfielder Problem

by Andrew Wilson in Notes from Two Scientific Psychologists

A couple of posts ago I raised the distinction between prediction and prospective control. I was trying to make the point that, if you are coupled to the right information, you don't need to be mentally simulating what's happening so you can run this simulation ahead and predict what's coming up. Prediction of this sort is invoked by representational cognitive scientists to cope with things like delays in the nervous system (e.g. Changizi's 'perceiving-the-present' framework). It's a risky busin........ Read more »

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