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

Relative Motion Analysis using Rotating Axes01:25

Relative Motion Analysis using Rotating Axes

974
Consider a component AB undergoing a linear motion. Along with a linear motion, point B also rotates around point A. To comprehend this complex movement, position vectors for both points A and B are established using a stationary reference frame.
However, to express the relative position of point B relative to point A, an additional frame of reference, denoted as x'y', is necessary. This additional frame not only translates but also rotates relative to the fixed frame, making it...
974
Absolute Motion Analysis- General Plane Motion01:24

Absolute Motion Analysis- General Plane Motion

615
Visualize a drone, with its propellers spinning rapidly, hovering mid-air. The fascinating movements and operations of this drone can be comprehended by applying the principle of general plane motion.
As the drone's propellers rotate, an upward force is generated that counteracts the force of gravity, enabling the drone to lift off from the ground. This initial movement of the drone is along a straight path, representing a form of translational motion. In this phase, every point on the...
615
Relative Motion Analysis - Velocity01:24

Relative Motion Analysis - Velocity

805
A stroke engine has a slider-crank mechanism that converts rotational motion from the crank into linear motion of the slider or vice versa. This mechanism consists of three main parts: the crank, the connecting rod, and the slider.
When an external force is exerted, it sets the crank into a rotational movement. This, in turn, instigates the motion of the connecting rod, leading to what is referred to as a general plane motion. This process involves two key points - point A on the connecting rod...
805
Relative Motion Analysis using Rotating Axes-Problem Solving01:29

Relative Motion Analysis using Rotating Axes-Problem Solving

782
Consider a crane whose telescopic boom rotates with an angular velocity of 0.04 rad/s and angular acceleration of 0.02 rad/s2. Along with the rotation, the boom also extends linearly with a uniform speed of 5 m/s. The extension of the boom is measured at point D, which is measured with respect to the fixed point C on the other end of the boom. For the given instant, the distance between points C and D is 60 meters.
Here, in order to determine the magnitude of velocity and acceleration for point...
782
Relative Motion Analysis using Rotating Axes - Acceleration01:22

Relative Motion Analysis using Rotating Axes - Acceleration

876
Consider a component AB undergoing a linear motion. Along with a linear motion, point B also rotates around point A. To comprehend this complex movement, position vectors for both points A and B are established using a stationary reference frame. The absolute velocity of point B is determined by adding the absolute velocity of point A, the relative velocity of point B in the rotating frame, and the effects caused by the angular velocity within the rotating frame.
Time differentiation is...
876
Curvilinear Motion: Normal and Tangential Components01:27

Curvilinear Motion: Normal and Tangential Components

1.0K
When a car traverses a curved road, its motion can be elucidated by breaking it down into tangential and normal components. The car-centric coordinates attached to the vehicle move with it.
The positive direction of the t-axis aligns with the increasing position of the car along the curved path, denoted by the unit vector ut. Simultaneously, the n-axis, perpendicular to the t-axis, dissects the curved path into differential arc segments, each forming the arc of a circle with a radius of...
1.0K

You might also read

Related Articles

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

Sort by
Same author

Unheard voices: the overlooked mental health toll of climate change in vulnerable communities.

BMJ mental health·2026
Same author

Distributed control circuits across a brain-and-cord connectome.

Nature·2026
Same author

Drift in individual behavioral phenotype as a strategy for unpredictable worlds.

eLife·2026
Same author

The role of (observed) gaze behaviour in identity recognition.

Psychonomic bulletin & review·2026
Same author

Internal representations of facial emotions in schizophrenia.

Schizophrenia research. Cognition·2026
Same author

Evaluating child-caregiver attachment beyond infancy when language barriers exist: Longitudinal study in a protracted crisis.

Child development·2026
Same journal

Predictive models and parameter analysis for multiple tactile perceptions in skin-wet fabrics interface.

Perception·2026
Same journal

High-resolution kitsch by AI: Why society needs art, not more AI content.

Perception·2026
Same journal

Benchmarking spatial discrimination thresholds of two-frame motion defined forms compared to luminance and stereoscopic defined forms.

Perception·2026
Same journal

The effect of face masks on the perception of trustworthiness and competence in individuals with autistic traits.

Perception·2026
Same journal

The importance of external features for categorizing ethnicity: can Koreans identify Korean, Japanese, and Chinese faces?

Perception·2026
Same journal

Interoception, alexithymia, and motor congruency: Psychological drivers of body ownership in virtual reality.

Perception·2026
See all related articles

Related Experiment Video

Updated: Feb 17, 2026

Author Spotlight: Assessment of Visual Acuity in Central Vision Loss Through Motion-Based Peripheral Vision Testing
06:25

Author Spotlight: Assessment of Visual Acuity in Central Vision Loss Through Motion-Based Peripheral Vision Testing

Published on: February 23, 2024

1.2K

Directional Limits on Motion Transparency Assessed Through Colour-Motion Binding.

Ryan T Maloney1, Colin W G Clifford2, Isabelle Mareschal3

  • 1School of Psychology, and Australian Research Council Centre of Excellence in Vision Science, The University of Sydney, NSW, Australia; School of Psychology, UNSW Sydney, NSW, Australia; Department of Psychology, The 8748 University of York , UK.

Perception
|December 13, 2017
PubMed
Summary
This summary is machine-generated.

Understanding motion transparency reveals how the brain distinguishes overlapping visual surfaces. Higher color-motion coherence improves direction discrimination, with thresholds stabilizing around 45° direction differences.

Keywords:
colourdirection illusiondirection repulsionfeature bindingmotionmotion transparency

More Related Videos

Controlled Rotation of Human Observers in a Virtual Reality Environment
09:11

Controlled Rotation of Human Observers in a Virtual Reality Environment

Published on: April 21, 2022

3.0K
MPI CyberMotion Simulator: Implementation of a Novel Motion Simulator to Investigate Multisensory Path Integration in Three Dimensions
09:46

MPI CyberMotion Simulator: Implementation of a Novel Motion Simulator to Investigate Multisensory Path Integration in Three Dimensions

Published on: May 10, 2012

13.2K

Related Experiment Videos

Last Updated: Feb 17, 2026

Author Spotlight: Assessment of Visual Acuity in Central Vision Loss Through Motion-Based Peripheral Vision Testing
06:25

Author Spotlight: Assessment of Visual Acuity in Central Vision Loss Through Motion-Based Peripheral Vision Testing

Published on: February 23, 2024

1.2K
Controlled Rotation of Human Observers in a Virtual Reality Environment
09:11

Controlled Rotation of Human Observers in a Virtual Reality Environment

Published on: April 21, 2022

3.0K
MPI CyberMotion Simulator: Implementation of a Novel Motion Simulator to Investigate Multisensory Path Integration in Three Dimensions
09:46

MPI CyberMotion Simulator: Implementation of a Novel Motion Simulator to Investigate Multisensory Path Integration in Three Dimensions

Published on: May 10, 2012

13.2K

Area of Science:

  • Visual perception
  • Neuroscience
  • Computational vision

Background:

  • Motion-defined transparency involves perceiving multiple moving surfaces at the same location.
  • This phenomenon is crucial for understanding visual scene segmentation and object tracking.

Purpose of the Study:

  • To investigate the limits of motion transparency perception.
  • To determine how color-motion coherence and direction differences influence the discrimination of superimposed visual surfaces.

Main Methods:

  • Utilized superimposed random dot surfaces differing in motion direction and color.
  • Manipulated color-motion coherence and direction differences between surfaces.
  • Measured discrimination thresholds across varying stimulus durations.

Main Results:

  • Higher color-motion coherence facilitated binding color with direction, requiring smaller direction differences.
  • Color-motion coherence thresholds decreased with increasing direction differences, stabilizing around 45°.
  • Stimulus duration impacted performance, with shorter durations yielding higher thresholds.

Conclusions:

  • The study elucidates the interplay between motion direction, color, and coherence in defining transparency.
  • Findings highlight the visual system's capacity to resolve fine directional differences and locally sample surface properties.