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Related Concept Videos

Relative Motion Analysis using Rotating Axes01:25

Relative Motion Analysis using Rotating Axes

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 instrumental in...
Relative Motion Analysis using Rotating Axes - Acceleration01:22

Relative Motion Analysis using Rotating Axes - Acceleration

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...
Inertial Frames of Reference01:03

Inertial Frames of Reference

Newton’s first law is usually considered to be a statement about reference frames. It provides a method for identifying a special type of reference frame: the inertial reference frame. In principle, we can make the net force on a body zero. If its velocity relative to a given frame is constant, then that frame is said to be inertial. So, by definition, an inertial reference frame is a reference frame where Newton's first law holds valid. Newton's first law applies to objects with constant...
Relative Motion Analysis using Rotating Axes-Problem Solving01:29

Relative Motion Analysis using Rotating Axes-Problem Solving

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...
Instantaneous Center of Zero Velocity01:20

Instantaneous Center of Zero Velocity

General plane motion, often observed in a rolling wheel, refers to a type of movement where the wheel is simultaneously rotating and translating. This complex motion can be understood by breaking it down into individual components.
To analyze this, consider two points on the wheel: point A and point B. The absolute velocity of point B can be expressed as the vector sum of the absolute velocity of point A and the relative velocity of point B with respect to point A. To simplify this analysis,...
Kinematic Equations for Rotation01:30

Kinematic Equations for Rotation

In mechanics, when one observes a rigid body in rotational motion with constant angular acceleration, it is possible to establish equations for its rotational kinematics. This process resembles how linear kinematics are dealt with in simpler motion studies.
For instance, imagine a point A on a rigid body engaged in circular motion. The translational velocity of this particular point can be calculated by taking the time derivatives of the displacement equation, which essentially measures the...

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Related Experiment Video

Updated: Jun 16, 2026

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

Analysis of internal-inertial image stabilization.

R A Gross

    Applied Optics
    |January 30, 2010
    PubMed
    Summary
    This summary is machine-generated.

    Internal-inertial image stabilization (IIIS) offers a novel approach to vibration-free imaging by directly using a gyroscope for an inertial reference. This method eliminates the need for traditional vibration sensors and feedback systems.

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    Published on: December 1, 2016

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    Last Updated: Jun 16, 2026

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    Published on: August 22, 2025

    Three-dimensional Super Resolution Microscopy of F-actin Filaments by Interferometric PhotoActivated Localization Microscopy (iPALM)
    11:57

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    Published on: December 1, 2016

    Area of Science:

    • Optics
    • Mechanical Engineering
    • Image Processing

    Background:

    • Traditional image stabilization relies on complex vibration sensor/feedback/control subsystems.
    • These systems are often bulky and can introduce their own limitations.
    • A need exists for simpler, more robust image stabilization techniques.

    Purpose of the Study:

    • To introduce and describe internal-inertial image stabilization (IIIS) as a new method.
    • To explore optical configurations for IIIS in different imaging scenarios.
    • To derive fundamental stabilization principles and analytical tools.

    Main Methods:

    • Directly attaching a gyroscope to an image-forming system component for an inertial reference.
    • Deriving basic stabilization relations and defining a stabilization factor.
    • Employing kinematic transfer matrix approaches to analyze system element effects.

    Main Results:

    • IIIS eliminates the requirement for conventional vibration sensing and feedback mechanisms.
    • Two primary optical configurations for IIIS are presented: mechanically coupled and uncoupled image surfaces.
    • Kinematic transfer matrices are developed for detailed analysis of image stability.

    Conclusions:

    • IIIS provides a simplified and potentially more effective solution for vibration-free imaging.
    • The presented methods and definitions offer a framework for analyzing IIIS systems.
    • This technology has applications in fields requiring stable imaging, such as photography and direct retinal imaging.