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视觉加工负荷对工作记忆中时间序列线索效应的影响

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回溯线索范式在视觉工作记忆相关研究中被广泛用于提高工作记忆效能,前人研究已经证实了时间序列线索在工作记忆提取过程中的促进效应.然而,记忆负荷与时间序列线索的交互作用依然有待探索.当前研究采用工作记忆的变化检测任务结合回溯线索范式,考察记忆项目负荷变化对时间序列线索效应的影响.实验设计连续呈现两个记忆阵列,并使用序列线索提取指定的记忆阵列来考察线索对记忆表征的提取效应.结果表明:在高负荷与低负荷条件下都可以观测到序列线索效应,并且序列线索效应会随记忆负荷变化,记忆负荷的上升会减弱线索效应.该研究评估了不同负荷条件下序列线索对视觉工作记忆表征的加强,加深了对时间序列线索作用机制的理解,并拓展了时间序列线索在视觉工作记忆中的应用范围.
The Impact of Visual Working Memory Load on Retrospective Order-cue Effects
The retro-cue paradigm has been widely used in visual working memory(VWM)research to en-hance memory performance,and previous studies have confirmed the facilitative effect of temporal order cues in VWM retrieval.However,the interaction between memory load and temporal order cues remains to be explored.The current study employs a change detection task in VWM combined with the retro-cue paradigm to investigate the influence of memory load changes on temporal order cue effects.Participants were presented with two consecu-tive memory arrays,and a retro-cue was used to retrieve specific memory representations.The results reveal that the temporal order cue effects varied with memory load,and they were observed under both high and low load con-ditions.This study assesses the strengthening effect of temporal order cues on visual working memory representa-tions under different load conditions,further extending the application scope of temporal order cues in visual work-ing memory.

Working MemoryMemory LoadRetrospective Order-cue

郭婷、金蓉蓉、沈晨杰、徐之涵

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宁波工程学院外国语学院,浙江宁波 315211

工作记忆 记忆负荷 时间序列线索

国家自然科学基金国家教育部人文社会科学研究项目浙江省哲学社会科学规划课题&&宁波工程学院科研启动基金项目

3226019823YJC19003022NDQN280YB24NDQN135YBM2010011540011

2024

贵州师范学院学报
贵州师范学院

贵州师范学院学报

CHSSCD
影响因子:0.249
ISSN:1674-7798
年,卷(期):2024.40(2)
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