apparent movement

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apparent movement

A series of still pictures of a running horse creates an apparent movement when viewed quickly.

Definition

Noun: - An optical illusion of motion: The perception of continuous movement created when viewing a series of still images or lights displayed in rapid succession. This phenomenon occurs because the human brain fills in the gaps between the discrete images, creating a sense of fluid motion.

Usage

This term is used primarily in scientific, psychological, and technical contexts to describe the perceptual effect behind motion in film, animation, and certain visual displays. - The study focused on how the brain processes apparent movement. - Apparent movement is the fundamental principle that makes movies possible.

Examples
  • The flipping pages of the cartoon book created a clear apparent movement of the character running.
  • In the experiment, two stationary lights flashing alternately produced a compelling sense of apparent movement between them.
  • The animation's smoothness depends entirely on the illusion of apparent movement.
Advanced Usage
  • Beta movement: A specific type of apparent movement where the brain perceives motion between two or more static stimuli shown in rapid succession.
  • Phi phenomenon: A related illusion of movement, often involving the perception of pure motion without a moving object, closely associated with the concept of apparent movement.
Variants and Related Words
  • Apparent motion: A direct synonym, often used interchangeably with "apparent movement."
  • Stroboscopic motion: Another technical synonym for this illusion, emphasizing the effect created by a strobe light or intermittent viewing.
  • Illusory motion: A broader term for any visual perception of movement where no real physical motion exists.
Synonyms
  • Illusion of motion
  • Perceived movement
  • Visual motion illusion
Related Phrases and Concepts
  • Motion perception: The general process by which the visual system interprets movement.
  • Flicker fusion: The frequency at which an intermittent light stimulus appears to be completely steady to the human observer; the threshold beyond which apparent movement can occur.
apparent movement

A series of still pictures of a running horse creates an apparent movement when viewed quickly.

Noun
  1. an optical illusion of motion produced by viewing a rapid succession of still pictures of a moving object
    • the cinema relies on apparent motion
    • the succession of flashing lights gave an illusion of movement