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Negative Hits Hit Different.

Arkadiy L Maksimovskiy1,2,3, Abigail Moline1, Daniel G Dillon1,2

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Summary
This summary is machine-generated.

Retrieving neutral and positive memories enhances emotional valence, while recalling negative memories decreases it. Memory recall consistently increases arousal, with effects amplified by high confidence.

Keywords:
ArousalConfidenceEmotionMemoryRetrievalValence

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Area of Science:

  • Cognitive Neuroscience
  • Affective Neuroscience
  • Neuroimaging

Background:

  • Neuroimaging studies suggest striatal responses to memory hits are rewarding.
  • It remains unclear how memory retrieval interacts with emotional valence and arousal.
  • Prior research indicates memory accuracy influences emotional experience.

Purpose of the Study:

  • To investigate how memory retrieval for emotional stimuli affects subjective valence and arousal.
  • To examine the relationship between memory accuracy, confidence, and emotional experience.
  • To determine if the emotional valence of retrieved information modulates the impact of memory on affect.

Main Methods:

  • Participants encoded and later recalled negative, neutral, and positive pictures.
  • Emotional valence and arousal ratings were collected for each picture.
  • Memory performance (Hits, Correct Rejections, False Alarms, Misses) and confidence were analyzed in relation to emotional ratings.

Main Results:

  • Retrieving neutral and positive memories increased valence, while retrieving negative memories decreased it.
  • Arousal was consistently higher for memory hits compared to correct rejections.
  • Effects were more pronounced for high-confidence memories, particularly positive false alarms.

Conclusions:

  • The impact of memory retrieval on subjective experience is dependent on the emotional content of the memory.
  • Retrieving positive or neutral information is associated with positive affect, whereas retrieving negative information is associated with negative affect.
  • Memory accuracy and confidence modulate the emotional consequences of retrieval.