So, which movie did your brain see? Eye movements can create different versions of the same film in our heads

Lisa Dittrich in Phys.Org:

Picture two people sitting in a movie theater, both watching the screen: Are they seeing the same thing? Or is the movie playing out differently in each of their minds? Researchers from the Justus Liebig University Giessen (JLU) have found that it’s the latter, and they’ve published their findings in the journal Proceedings of the National Academy of Sciences. It turns out that viewers experience different versions of the same film in their brains, and these differences can be predicted by their unique eye movements.

Just like our bodies are made up of the same basic parts but vary from person to person, the same is true for our brains and their activity patterns. Neuroscientists use functional magnetic resonance imaging and machine learning to make these brain activity patterns comparable across individuals. For about a decade now, these techniques have allowed researchers to “translate” activation patterns among different brains.

More here.

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