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Related Concept Videos

Perception01:28

Perception

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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.
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Introducing Social Perception01:29

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Perceiving others accurately is fundamental to effective communication and relationship-building. Social perception, a key concept in social psychology, refers to the cognitive processes through which individuals gather and interpret information about others to understand their actions, intentions, and motivations. This process extends beyond spoken words and overt behaviors, incorporating subtle nonverbal cues and contextual factors.Nonverbal Cues and Their SignificanceNonverbal cues play a...
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Perception of Sound Waves01:01

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The human ear is not equally sensitive to all frequencies in the audible range. It may perceive sound waves with the same pressure but different frequencies as having different loudness. Moreover, the perception of sound waves depends on the health of an individual's ears, which decays with age. The health of one's ears may also be affected by regular exposure to loud noises.
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Auditory Perception01:17

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The auditory system is essential for sound perception, utilizing various critical structures. When sound waves enter the outer ear, they travel through the ear canal and cause the eardrum to vibrate. These vibrations are then transmitted to the middle ear, where three tiny bones – the malleus, incus, and stapes – amplify the sound. This amplification is crucial, as it ensures that the sound vibrations are strong enough to be conveyed to the inner ear. These vibrations then reach the...
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Factors Affecting Perception01:25

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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.
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Today, scientists agree that good research is ethical in nature and is guided by a basic respect for human dignity and safety. However, this has not always been the case. Modern researchers must demonstrate that the research they perform is ethically sound.
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Online Explorative Study on the Learning Uses of Virtual Reality Among Early Adopters
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Conducting perception research over the internet: a tutorial review.

Andy T Woods1, Carlos Velasco2, Carmel A Levitan3

  • 1Crossmodal Research Laboratory, Department of Experimental Psychology, University of Oxford , United Kingdom ; Xperiment , Surrey , United Kingdom.

Peerj
|August 6, 2015
PubMed
Summary
This summary is machine-generated.

Internet-based testing offers perception researchers a cost-effective way to collect broad, representative data online. While data quality can match lab studies, researchers must carefully consider stimulus control and ethical implications.

Keywords:
Citizen scienceHaxeInternet-based testingMechanical TurkPerceptionProlific academic

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Area of Science:

  • Psychological Sciences
  • Perception Research

Background:

  • Internet-based testing is increasingly utilized in psychological sciences.
  • Traditional lab-based research has limitations in participant reach and data collection speed.

Purpose of the Study:

  • To provide perception researchers with an overview of internet-based testing.
  • To guide researchers in evaluating online tools for their studies.

Main Methods:

  • Review of recent literature on internet-based perception research.
  • Discussion of online data collection platforms (e.g., Amazon's Mechanical Turk, Prolific Academic).

Main Results:

  • Online data collection can be rapid, inexpensive, and yield large datasets.
  • Online participant pools are often more representative of the general population.
  • Online data quality is frequently comparable to in-lab data.

Conclusions:

  • Internet-based testing presents significant advantages for perception research, including scalability and cost-efficiency.
  • Researchers must address challenges related to stimulus presentation control and ethical considerations.
  • Recommendations are provided for researchers adopting online methodologies.