Virtual Characters
Virtual Characters - Related Videos
02:48
Bond Polarity, Dipole Moment, and Percent Ionic Character
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2020
Bond Polarity The absolute value of the difference in electronegativity (ΔEN) of two bonded atoms provides a rough measure of the polarity to be expected in the bond and, thus, the bond type. When the difference is very small or zero, the bond is covalent and nonpolar. When it is large, the bond is polar covalent or ionic. The absolute values of the electronegativity differences between the atoms in the bonds H–H, H–Cl, and Na–Cl are 0 (nonpolar), 0.9 (polar covalent), and 2.1 (ionic),...
10:45
Brain Imaging Investigation of the Neural Correlates of Observing Virtual Social Interactions
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Cited by 10 •
2011
This article demonstrates an experimental design in which whole-body animated characters are used in conjunction with functional magnetic resonance imaging (fMRI) to investigate the neural correlates of observing virtual social interactions.
01:20
Virtual Work
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2023
The principle of virtual work states that if a body is in static and dynamic equilibrium, then the sum of all the virtual work done by all external forces and couple moments for any given virtual displacement must be zero. In static equilibrium, a body can experience an imaginary or virtual movement, such as displacement or rotation. The virtual work done by a force is equal to the dot product of force and virtual displacement in the direction of the force. When it comes to virtually rotating a...
06:52
The use of Biofeedback in Clinical Virtual Reality: The INTREPID Project
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Cited by 48 •
2009
The Project on Virtual Reality Intelligent Multi-sensor System for the Treatment of Anxiety-related Disorders (INTREPID) is aimed at developing a multi-sensor context-aware virtual reality system for the treatment of anxiety-related disorders.
09:17
Using a Virtual Store As a Research Tool to Investigate Consumer In-store Behavior
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Cited by 10 •
2017
This paper describes the use of a desktop virtual store to create virtual shopping environments to investigate in-store consumer behavior. A description of the protocol to build and run experiments, example results from an experiment concerning store layout, and important considerations when conducting virtual store experiments are presented.
FAQs
Their behavior emerges from coordinated programming of animation, speech synthesis, artificial intelligence, and explicit rules. These systems align facial expressions, gaze, posture, speech, and timing so that multiple sensory cues occur together. In neuroscience experiments, researchers can therefore examine how particular combinations of social signals influence perception, attention, emotion processing, and responses to simulated agents.
Consistent behavior allows researchers to repeat the same interaction and compare responses across experimental conditions. A virtual character can follow programmed rules rather than changing unpredictably from one trial to another, helping investigators isolate the effects of gaze, expression, posture, speech, or timing. This precision supports controlled studies of social cognition and decision-making.
Facial expressions, gaze direction, posture, speech, and the timing of these cues can shape how people interpret a simulated agent. Because these features can be coordinated or varied within programmed interactions, researchers can investigate their contribution to attention, emotion processing, communication, and social perception without relying only on uncontrolled everyday encounters.
Researchers place virtual characters within virtual reality or other behavioral experiment settings, then present programmed interactions designed around a specific scientific question. The character may provide controlled social cues while participants respond to the simulated agent. Such experiments can examine behavior and brain responses in relation to attention, emotion processing, decision-making, and social cognition.
This approach supports research on how people perceive agents, direct attention, process emotional information, make decisions, and respond to social signals. It also contributes to studies of communication, social cognition, and neurodevelopment. Because interactions can be repeated under controlled conditions, investigators can compare how participants respond to systematically varied simulated social situations.
They provide a controllable way to examine how people respond when an artificial agent communicates through human- or animal-like cues. Researchers can study the effects of speech, gaze, facial expression, posture, and timing while maintaining consistent behavior across trials. These findings can connect neuroscience research on social responses with broader questions about communication and human interaction with intelligent systems.