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

Depth Perception and Spatial Vision01:15

Depth Perception and Spatial Vision

2.7K
Depth perception is the ability to perceive objects three-dimensionally. It relies on two types of cues: binocular and monocular. Binocular cues depend on the combination of images from both eyes and how the eyes work together. Since the eyes are in slightly different positions, each eye captures a slightly different image. This disparity between images, known as binocular disparity, helps the brain interpret depth. When the brain compares these images, it determines the distance to an object.
2.7K
Equilibrium and Balance01:15

Equilibrium and Balance

6.2K
The inner ear assumes dual functionalities of auditory perception and equilibrium maintenance. The vestibule is the organ responsible for balance. This organ contains mechanoreceptors, specifically hair cells, endowed with stereocilia, which aid in deciphering information regarding the position and motion of our heads. Two intrinsic components, the utricle and saccule, help perceive head position, while the semicircular canals track head movement. Neurological messages initiated in the...
6.2K
The Vestibular System01:29

The Vestibular System

38.1K
The vestibular system is a set of inner ear structures that provide a sense of balance and spatial orientation. This system is comprised of structures within the labyrinth of the inner ear, including the cochlea and two otolith organs—the utricle and saccule. The labyrinth also contains three semicircular canals—superior, posterior, and horizontal—that are oriented on different planes.
38.1K
Relative Motion Analysis using Rotating Axes01:25

Relative Motion Analysis using Rotating Axes

1.1K
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...
1.1K
Relative Motion Analysis using Rotating Axes-Problem Solving01:29

Relative Motion Analysis using Rotating Axes-Problem Solving

844
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...
844
Relative Motion Analysis using Rotating Axes - Acceleration01:22

Relative Motion Analysis using Rotating Axes - Acceleration

1.0K
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...
1.0K

You might also read

Related Articles

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

Sort by
Same author

Consumer-Grade Wearable Sensors for Classifying Pilot Workload and Stress During Real Flight Training: A Leave-One-Subject-Out Validation Study.

Sensors (Basel, Switzerland)·2026
Same author

Shifting Fall Perception: How Virtual Reality Alters the Precision of Estimating Postural Instability Onset.

Multisensory research·2026
Same author

Bridging game metrics and user perception in remote virtual reality exergames: Lessons from a COVID-19 home-based study.

Digital health·2025
Same author

Dynamic contrast sensitivity during human locomotion.

Journal of vision·2025
Same author

An in-flight multimodal data collection method for assessing pilot cognitive states and performance in general aviation.

MethodsX·2025
Same author

Light touch alters vestibular-evoked balance responses: insights into dynamics of sensorimotor reweighting.

Journal of neurophysiology·2024

Related Experiment Video

Updated: May 6, 2026

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

14.0K

Human sensitivity to vertical self-motion.

Alessandro Nesti1, Michael Barnett-Cowan, Paul R Macneilage

  • 1Department of Human Perception, Cognition and Action, Max Planck Institute for Biological Cybernetics, Spemannstraße 38, 72076, Tübingen, Germany, alessandro.nesti@tuebingen.mpg.de.

Experimental Brain Research
|October 26, 2013
PubMed
Summary
This summary is machine-generated.

Human perception of vertical self-motion is key for balance and aircraft control. This study reveals vertical motion sensitivity increases with intensity, with downward motion perceived more easily than upward motion.

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

2.2K
Using Eye-tracking to Assess the Relative Importance of Visual and Vestibular Input to Subcortical Motion Processing in the Roll Plane
07:24

Using Eye-tracking to Assess the Relative Importance of Visual and Vestibular Input to Subcortical Motion Processing in the Roll Plane

Published on: August 22, 2025

654

Related Experiment Videos

Last Updated: May 6, 2026

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

14.0K
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

2.2K
Using Eye-tracking to Assess the Relative Importance of Visual and Vestibular Input to Subcortical Motion Processing in the Roll Plane
07:24

Using Eye-tracking to Assess the Relative Importance of Visual and Vestibular Input to Subcortical Motion Processing in the Roll Plane

Published on: August 22, 2025

654

Area of Science:

  • Human sensory perception
  • Vestibular system function
  • Motion perception

Background:

  • Perceiving vertical self-motion is vital for balance and aircraft control.
  • While absolute thresholds for vertical motion (heave) are well-studied, differential thresholds (sensitivity changes with intensity) are less understood.
  • Understanding vertical motion sensitivity is crucial for human factors research in aviation and robotics.

Purpose of the Study:

  • To quantify human sensitivity to vertical self-motion at different intensities.
  • To investigate how motion intensity affects the perception of upward versus downward vertical accelerations.
  • To compare vertical motion sensitivity with existing data on horizontal motion perception.

Main Methods:

  • 10 participants were tested in darkness, perceiving 1-Hz sinusoidal vertical accelerations.
  • Absolute and differential thresholds for upward and downward motion were measured independently.
  • Stimulus intensity varied across 5 peak amplitudes, from 0 to 2 m/s².

Main Results:

  • Vertical differential thresholds were generally higher than previously reported horizontal thresholds.
  • Sensitivity to downward motion was greater than to upward motion.
  • Thresholds increased with stimulus intensity, following power laws with exponents deviating from Weber's Law (0.60 upward, 0.42 downward).

Conclusions:

  • Human vertical motion sensitivity is intensity-dependent and asymmetric, favoring downward motion detection.
  • The observed deviations from Weber's Law suggest adaptive mechanisms for motion perception.
  • Enhanced sensitivity to downward motion and high accelerations may be an evolutionary adaptation to prevent falls.