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Spontaneous recognition: Investigating the role of working memory.
F Ebru Köse1,2, Dinkar Sharma3
1School of Psychology, University of Kent, Canterbury, CT2 7NZ, UK. feates@adu.edu.tr.
Memory & Cognition
|June 4, 2021
Summary
Distraction can surprisingly aid recognition. High working memory load enhances spontaneous recognition, especially when stimuli align, demonstrating memory
Area of Science:
- Cognitive Psychology
- Neuroscience
- Human Memory
Background:
- Effective attentional control, balancing target focus with distractor inhibition, is crucial for daily functioning.
- Spontaneous recognition (SR) involves unintentional target identification, influenced by distractor familiarity.
- Prior research shows old/new distractors impact target recognition, suggesting complex memory interactions.
Purpose of the Study:
- To investigate the impact of working memory (WM) load on spontaneous recognition (SR).
- To explore how episodic memory load and n-back task characteristics modulate the SR effect under varying WM loads.
Main Methods:
- A dual-task paradigm combining a memory Stroop task (recognition) and an n-back task (WM load induction).
- Participants performed both tasks concurrently to assess SR under controlled WM conditions.
- Analysis focused on accuracy differences between congruent and incongruent target-distractor pairings across different WM loads.
Main Results:
- An interaction effect was observed: participants showed improved accuracy for congruent vs. incongruent stimuli, but only under high WM load.
- This interaction was further modulated by episodic memory load and n-back task trial types (match/mismatch).
- Results align with prior research, indicating that distractor congruence influences recognition, contingent on cognitive load.
Conclusions:
- Spontaneous recognition is significantly influenced by working memory availability and the cognitive demands of concurrent tasks.
- The SR effect is not solely dependent on target-distractor relationships but is modulated by broader cognitive resource allocation.
- This study highlights the dynamic interplay between attention, memory, and cognitive load in shaping recognition processes.
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