Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Subliminal Perception01:15

Subliminal Perception

478
Subliminal perception refers to the processing of sensory information that occurs below the level of conscious awareness. Researchers study subliminal perception by presenting a stimulus, such as a word or image, very quickly, typically around 50 milliseconds. This rapid presentation is often followed by another stimulus, such as a pattern of dots or lines, which blocks further mental processing of the initial stimulus. As a result, if participants cannot identify the initial stimulus better...
478
Gestalt Principles of Perception01:21

Gestalt Principles of Perception

734
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...
734
Perception of Sound Waves01:01

Perception of Sound Waves

5.0K
The human ear is not equally sensitive to all frequencies in the audible range. It may perceive sound waves with the same pressure but different frequencies as having different loudness. Moreover, the perception of sound waves depends on the health of an individual's ears, which decays with age. The health of one's ears may also be affected by regular exposure to loud noises.
The pitch of a sound depends on the frequency and the pressure amplitude of the source. Two sounds of the same...
5.0K
Synesthesia01:27

Synesthesia

260
Synesthesia is a remarkable condition where stimulation of one sensory or cognitive pathway leads to automatic, involuntary experiences in a second sensory or cognitive pathway. People with synesthesia experience a blending or crossing of their senses, such as sight and sound, leading to cross-modal sensations. In this condition, the stimulation of one sense, such as hearing a number or musical note, triggers an experience of another sense, like sensing a specific color, taste, or smell. People...
260
Visual Agnosia01:12

Visual Agnosia

528
Visual agnosia is a condition characterized by the inability to recognize visually presented objects despite having normal vision. For instance, a person with visual agnosia can describe the shape and color of an object but cannot identify or name it. This impairment does not affect their visual field, acuity, color vision, brightness discrimination, language, or memory. An example of this condition in a social setting is someone at a dinner party asking for "that silver thing with a round...
528
Nonconscious Mimicry01:13

Nonconscious Mimicry

4.8K
Nonconscious mimicry occurs when individuals alter their mannerisms to match the behaviors and expressions of those nearby, without intention.
4.8K

You might also read

Related Articles

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

Sort by
Same author

Metformin inhibits metastatic breast cancer progression and improves chemosensitivity by inducing vessel normalization via PDGF-B downregulation.

Journal of experimental & clinical cancer research : CR·2019
Same author

Sulfur-Grafted Hollow Carbon Spheres for Potassium-Ion Battery Anodes.

Advanced materials (Deerfield Beach, Fla.)·2019
Same author

Evaluation of incomplete blinking as a measurement of dry eye disease.

The ocular surface·2019
Same author

Evaluation of preoperative anesthesia in patients with mediastinal tumors by cinematic rendering.

Journal of clinical anesthesia·2019
Same author

CRISPR/Cas9-mediated efficient genome editing via protoplast-based transformation in yeast-like fungus Aureobasidium pullulans.

Gene·2019
Same author

Mechanically Reinforced Catechol-Containing Hydrogels with Improved Tissue Gluing Performance.

Biomimetics (Basel, Switzerland)·2019
Same journal

Long-term stabilization of intensity-difference squeezing from four-wave mixing in rubidium vapor.

Optics express·2026
Same journal

Robust 3D topography measurement of large-range high-aspect-ratio structures based on dual-domain statistical filtering in SD-OCT.

Optics express·2026
Same journal

Broadband transmissive terahertz metasurface for simultaneous quad-mode OAM multiplexing.

Optics express·2026
Same journal

Leveraging two-dimensional materials for high-sensitivity optical sensors: quasi-bound states in the continuum within hybrid metasurfaces.

Optics express·2026
Same journal

Resolution investigation for dual-spherical-wave optical scanning holographic microscopy: methods and performance.

Optics express·2026
Same journal

Robustness of parallel subnetwork-filtered diffractive deep neural networks.

Optics express·2026
See all related articles

Related Experiment Video

Updated: Nov 5, 2025

Applying Incongruent Visual-Tactile Stimuli during Object Transfer with Vibro-Tactile Feedback
05:43

Applying Incongruent Visual-Tactile Stimuli during Object Transfer with Vibro-Tactile Feedback

Published on: May 23, 2019

5.6K

Image steganography with visual illusion.

Shuming Jiao, Jun Feng

    Optics Express
    |May 14, 2021
    PubMed
    Summary
    This summary is machine-generated.

    This study introduces a novel image steganography technique using a color assimilation optical illusion. This method hides secret data within a synthesized image, making a grayscale background appear colored.

    More Related Videos

    Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms
    08:48

    Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms

    Published on: September 25, 2020

    5.9K
    Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation
    06:53

    Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation

    Published on: March 1, 2017

    13.5K

    Related Experiment Videos

    Last Updated: Nov 5, 2025

    Applying Incongruent Visual-Tactile Stimuli during Object Transfer with Vibro-Tactile Feedback
    05:43

    Applying Incongruent Visual-Tactile Stimuli during Object Transfer with Vibro-Tactile Feedback

    Published on: May 23, 2019

    5.6K
    Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms
    08:48

    Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms

    Published on: September 25, 2020

    5.9K
    Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation
    06:53

    Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation

    Published on: March 1, 2017

    13.5K

    Area of Science:

    • Computer Science
    • Vision Science
    • Information Technology

    Background:

    • Optical illusions, where perception differs from reality, are rarely explored for technological uses like image processing.
    • Existing image steganography methods often lack novel approaches for data hiding.

    Purpose of the Study:

    • To propose a new image steganography scheme by integrating optical illusions with information technology.
    • To leverage a color assimilation illusion for simultaneous data hiding and image synthesis.

    Main Methods:

    • A synthesized image was created with a grayscale background and a saturated color line/point grid.
    • The image utilizes the color assimilation illusion, causing the grayscale background to be perceived as colored.
    • External secret data was embedded within this synthesized image structure.

    Main Results:

    • The proposed scheme successfully hides external secret data within the synthesized image.
    • The synthesized image is perceived as a color image due to the color assimilation illusion.
    • Demonstrates the potential of optical illusions in practical information technology applications.

    Conclusions:

    • Optical illusions, specifically color assimilation, can be effectively utilized for novel image steganography.
    • This research opens new avenues for applying visual illusions in image processing and data security.
    • The developed technique offers a unique approach to embedding secret information in visually perceived color images.