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Related Concept Videos

Perception01:28

Perception

450
Perception is a fundamental psychological process that enables individuals to organize, interpret, and consciously experience sensory information. This process is crucial for understanding and interacting with the world around us. It includes both bottom-up and top-down processing, each playing a distinct role in how we perceive our environment.
Bottom-up processing begins at the sensory level, where receptors detect external environmental stimuli. These could include the tactile sensation of...
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Gestalt Principles of Perception01:21

Gestalt Principles of Perception

292
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...
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Factors Affecting Perception01:25

Factors Affecting Perception

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Perception is influenced by perceptual set, context, motivation, and emotion. Perceptual set, or perceptual expectancy, refers to the tendency to perceive things in a particular way, influenced by previous experiences and expectations. This phenomenon affects the interpretation of stimuli, creating a set of mental tendencies and assumptions that impact sensory perceptions of sound, taste, touch, and sight.
An illustrative example of a perceptual set is the scenario where an airline pilot told...
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Perceptual Constancy01:12

Perceptual Constancy

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Perceptual constancy is the ability to recognize that objects remain consistent and unchanged even when their appearance varies due to changes in sensory input. There are four main types of perceptual constancy: size constancy, shape constancy, color constancy, and brightness constancy.
Size constancy is the recognition that an object remains the same size, even when its image on the retina changes. For instance, a bus is perceived to be large enough to carry people, even if it looks tiny from...
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Gestalt Psychology01:14

Gestalt Psychology

543
Gestalt psychology, founded by Max Wertheimer, Kurt Koffka, and Wolfgang Kohler, emphasizes the importance of understanding perception as an organized whole. Developed as a counter to Wilhelm Wundt's structuralism, this approach posits that our perceptions are more than just the sum of sensory parts; they are comprehensive wholes where the relationships between parts define the perception. The principle "The whole is greater than the sum of its parts" encapsulates this view,...
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Sensory Perception: Organization of the Somatosensory System01:11

Sensory Perception: Organization of the Somatosensory System

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The somatosensory system is the central and peripheral nervous system component that senses and processes touch, pressure, pain, temperature, and body position or proprioception. The process of sensation takes place at three levels:
The receptor level:
The receptor level is the first stage of sensation. It involves the detection of a stimulus by specialized sensory receptors. The stimulus must arrive within the receptor's receptive field. Next, the receptor converts the energy of the...
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Related Experiment Video

Updated: Jun 25, 2025

Creating Objects and Object Categories for Studying Perception and Perceptual Learning
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Compositionality in perception: A framework.

Kevin J Lande1

  • 1Department of Philosophy and Centre for Vision Research, York University, Toronto, Canada.

Wiley Interdisciplinary Reviews. Cognitive Science
|May 28, 2024
PubMed
Summary
This summary is machine-generated.

Perception represents information about the world through compositional structures, combining features like shape and motion. Understanding how these perceptual representations are composed offers key insights into the nature of perception.

Keywords:
compositionalitymental representationperceptionsemanticsshape

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Area of Science:

  • Cognitive Science
  • Psychology
  • Philosophy of Mind

Background:

  • Perception processes external information, raising questions about the representational format of this content.
  • The concept of compositionality, where complex representations are built from simpler components, is a key area of inquiry.

Purpose of the Study:

  • To explore the compositional nature of perceptual representations.
  • To differentiate the compositionality in perception from that found in language or thought.
  • To establish compositionality as a framework for empirical research into perception.

Main Methods:

  • Conceptual analysis of perceptual representation.
  • Argumentation for a compositional view of perception.
  • Framework development for empirical hypothesis testing.

Main Results:

  • Perceptual systems widely represent features (e.g., shape, orientation, motion) as combinations of other features.
  • Perceptual compositionality differs significantly from linguistic or cognitive compositionality.
  • The thesis of perceptual compositionality serves as a framework, not a specific hypothesis.

Conclusions:

  • Perception is fundamentally compositional, but the specific mechanisms require further investigation.
  • Research should focus on *how* perceptual representations are composed to gain deeper insights.
  • This framework facilitates the development and testing of empirical hypotheses about perceptual content.