Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Gestalt Principles of Perception

Gestalt Principles of Perception

Gestalt principles provide a framework for understanding how humans perceive objects as unified wholes within their context. These principles are essential in explaining the cognitive processes that make sense of complex visual stimuli by organizing them into coherent groups. One fundamental principle is proximity, which posits that objects located close to each other are perceived as a collective group. For instance, when dots are positioned near one another, the visual system interprets them...

Parallel Processing

Parallel Processing

The brain processes sensory information rapidly due to parallel processing, which involves sending data across multiple neural pathways at the same time. This method allows the brain to manage various sensory qualities, such as shapes, colors, movements, and locations, all concurrently. For instance, when observing a forest landscape, the brain simultaneously processes the movement of leaves, the shapes of trees, the depth between them, and the various shades of green. This enables a quick and...

Perceptual Constancy

Perceptual Constancy

Perceptual constancy is the ability to recognize that objects remain consistent and unchanged even when their appearance varies due to changes in sensory input. There are four main types of perceptual constancy: size constancy, shape constancy, color constancy, and brightness constancy.
Size constancy is the recognition that an object remains the same size, even when its image on the retina changes. For instance, a bus is perceived to be large enough to carry people, even if it looks tiny from...

Perception

Perception

Perception is a fundamental psychological process that enables individuals to organize, interpret, and consciously experience sensory information. This process is crucial for understanding and interacting with the world around us. It includes both bottom-up and top-down processing, each playing a distinct role in how we perceive our environment.
Bottom-up processing begins at the sensory level, where receptors detect external environmental stimuli. These could include the tactile sensation of...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

The micro-phenomenology of Floatation-REST.

BMC complementary medicine and therapies·2026

Same author

Tracking Flow in Real Time: Continuous Measurement of Game-Induced Flow in Virtual Reality.

Psychophysiology·2026

Same author

Memory encoding for new information, not autobiographical memory load, is linked with age-related differences in subjective time passage over the past decade.

Memory & cognition·2026

Same author

Validation of the immersion in digital life and quality of digital experience scales in German, French, Spanish, Polish and Czech.

Frontiers in psychiatry·2026

Same author

Perspectives on Time and Personality: Philip G. Zimbardo (1934-2024) in Memoriam.

Journal of personality·2026

Same author

Chronic time pressure as a predictor of symptoms of depression, anxiety and stress.

BMC psychology·2025

Search research articles

Related Experiment Video

Updated: Mar 30, 2026

Stimulus-specific Cortical Visual Evoked Potential Morphological Patterns

Stimulus-specific Cortical Visual Evoked Potential Morphological Patterns

Published on: May 12, 2019

Temporal Processing in Bistable Perception of the Necker Cube.

Jannis Wernery¹, Harald Atmanspacher², Jürgen Kornmeier³

¹Collegium Helveticum, ETH Zürich, Schmelzbergstrasse 25, 8092 Zürich, Switzerland j_wernery@gmx.ch.

|November 13, 2015

Summary

Perceptual instability in ambiguous figures shares underlying endogenous brain dynamics with self-paced attention tasks. This suggests a global coordination mechanism beyond specific sensory modalities for both phenomena.

Keywords:

Necker cube bistability verbal transformation effect vision

More Related Videos

Measurement & Analysis of the Temporal Discrimination Threshold Applied to Cervical Dystonia

Measurement & Analysis of the Temporal Discrimination Threshold Applied to Cervical Dystonia

Published on: January 27, 2018

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

Related Experiment Videos

Last Updated: Mar 30, 2026

Stimulus-specific Cortical Visual Evoked Potential Morphological Patterns

Stimulus-specific Cortical Visual Evoked Potential Morphological Patterns

Published on: May 12, 2019

Measurement & Analysis of the Temporal Discrimination Threshold Applied to Cervical Dystonia

Measurement & Analysis of the Temporal Discrimination Threshold Applied to Cervical Dystonia

Published on: January 27, 2018

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

Area of Science:

Cognitive Neuroscience
Psychology
Neuroscience

Background:

Perception of ambiguous figures is unstable, alternating between interpretations.
Previous explanations focused on low-level bottom-up mechanisms or generalized top-down attentional control.
This study specifically investigates top-down influences on perceptual dynamics.

Purpose of the Study:

To compare the dynamics of perceptual alternations in visual and auditory ambiguity.
To investigate the relationship between endogenous perceptual dynamics and attentional control mechanisms.
To determine if shared neural dynamics underlie perceptual instability and attention.

Main Methods:

Compared dwell time parameters of the Necker cube (visual ambiguity) and verbal transformation effect (auditory ambiguity).
Correlated Necker cube dwell time parameters with performance in two attention tasks: d2 (endogenous) and go/no-go (exogenous).
Analyzed temporal dynamics of perceptual alternations and attentional task performance.

Main Results:

Found correlations between Necker cube dwell time parameters and processing speed in the endogenous d2 attention task.
No significant correlation was found between Necker cube data and the exogenous go/no-go attention task.
Results suggest shared endogenous dynamics between perceptual instability and self-paced attention.

Conclusions:

Perceptual instability and higher-level attentional tasks are linked by endogenous brain dynamics.
These dynamics operate on a global coordinating level, transcending individual sensory modalities.
Findings support a unified model of endogenous control for both perception and attention.