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Related Experiment Video

Updated: Jan 11, 2026

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments

Published on: January 23, 2017

Visual working memory prioritization modulates serial dependence beyond simple attentional effects.

Ekaterina Andriushchenko¹, Andrey Chetverikov², Gianluca Campana^3,4

¹Department of General Psychology, University of Padova, Via Venezia 8, Padova, 35131, Italy. ekaterina.andriushchenko@phd.unipd.it.

|November 14, 2025

Summary

This summary is machine-generated.

Prioritizing visual stimuli in working memory amplifies serial dependence (SD), a bias where past experiences influence current perception. However, simple attention does not significantly alter SD magnitude.

Keywords:

Contextual bias Serial dependence Visual perception Visual working memory

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Area of Science:

Cognitive Psychology
Neuroscience
Visual Perception

Background:

Serial dependence (SD) describes how recent stimuli bias current visual perception.
This bias is a fundamental aspect of contextual processing in the visual system.
Understanding SD's modulation is key to deciphering visual decision-making.

Purpose of the Study:

To investigate the role of visual working memory (VWM) prioritization in modulating serial dependence (SD).
To differentiate the effects of active memory maintenance versus simple attentional focus on SD.
To explore the complex interplay between memory, attention, and perceptual biases.

Main Methods:

Three experiments were conducted to assess SD under varying VWM conditions.
Experiment 1 involved active memory maintenance tasks.
Experiments 2 and 3 used pre- and post-cueing in a dual-stimuli paradigm to manipulate attention.

Main Results:

Active memory maintenance in VWM significantly amplified SD, particularly with longer retention periods.
Simple attentional prioritization, manipulated via cueing, did not yield significant differences in SD strength.
These findings suggest memory maintenance plays a crucial role, distinct from attention alone.

Conclusions:

Serial dependence is modulated by active memory maintenance in VWM, not solely by attention.
The results indicate complex interactions underlying perceptual biases.
This research advances the understanding of how memory influences visual judgments and decision-making.