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The bad old days

点击量:   时间:2019-03-07 06:06:07

IF HAPPY memories aren’t enough to cheer you up when you’re depressed, a new computer model of the brain might at least explain why. Edmund Rolls and Simon Stringer at Oxford University modelled the emotional and memory centres of the brain as a neural network. While the memory centre has many different states, corresponding to many different memories, the mood centre has a much more limited repertoire. This means that mood has a strong effect on what memories you recall, but memory has a lesser effect on changing your mood (Network: Computation in Neural Systems, vol 12,