A shared set of techniques in the mind could play an vital function in controlling the retrieval of information and private recollections utilised in on a regular basis life, new analysis exhibits.

Scientists from the University of York say their findings could have relevance to reminiscence issues, together with dementia, the place issues remembering related info can affect on the every day lifetime of sufferers.

Researchers say the findings can also have vital implications for the improvement of a brand new technology of synthetic intelligence techniques, which use long-term reminiscence in fixing computational issues.

The mind’s long-term reminiscence shops are categorised into two: factual reminiscence and reminiscence of private experiences.

Together, these two long-term reminiscence shops assist us perceive and reply to the world round us.

Decades of medical and experimental analysis has proven that these two reminiscence shops are represented throughout two separate mind areas.

But the new research suggests {that a} shared set of mind areas play an vital function in controlling the profitable retrieval of weak recollections.

Using practical magnetic resonance imaging expertise, researchers studied how these areas have been proven to extend their exercise when members have been requested to retrieve truth recollections and private recollections.

Lead researcher Dr Deniz Vatansever, previously of the University of York and now working for the Institute of Science and Technology for Brain-inspired Intelligence, Fudan University mentioned: “The new research suggests that despite their functional differences, successfully retrieving weak information from these two memory systems might be dependent upon a shared brain mechanism.

“Our recollections enable us to make sense and flexibly work together with the world round us. Although most often, our strongly encoded recollections could be enough for the job at hand, remembering to pack a seaside towel for an upcoming seaside vacation, this robust reminiscence could also be irrelevant in different situations, corresponding to when packing for a enterprise journey. As such, we have to tightly management the retrieval of related recollections to resolve totally different duties below totally different circumstances. Our outcomes point out that this management course of could be shared throughout each factual and private reminiscence varieties.”

Senior author Prof. Elizabeth Jefferies from the Department of Psychology, University of York, said: “In order to generate applicable ideas and behaviours, we’ve to attract on our reminiscence shops in a extremely versatile approach. This new research highlights management processes inside the mind that enable us to give attention to uncommon elements of the meanings of phrases and to retrieve weakly encoded private experiences. This management over reminiscence permits us to be inventive and to adapt as our targets or circumstances change.”

Reference: Vatansever D, Smallwood J, Jefferies E. Varying demands for cognitive control reveals shared neural processes supporting semantic and episodic memory retrieval. Nat. Commun. 2021;12(1):2134. doi: 10.1038/s41467-021-22443-2

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