视觉想象力可以影响视觉感知 - - 走向一个测量想象力的实验范式
Azadeh Mozhdehfarahbakhsh1,2, Lukas Hecker1,2, Ellen Joos1,3,4
1Institute for Frontier Areas of Psychology and Mental Health, Freiburg, Germany.
Scientific reports
|October 18, 2024
概括
这项研究探讨了使用原始化和适应效应对视觉想象力的客观措施. 虽然小组结果是不确定的,但个人相关性表明想象力影响知觉,支持两者的类似大脑机制.
科学领域:
- 认知神经科学 认知神经科学
- 心理学 心理学 心理学
- 神经成像是一种神经成像.
背景情况:
- 视觉想象在没有感官输入的情况下激活感知表征,利用与视觉感知相似的神经资源.
- 缺乏量化视觉想象力强度的客观措施,目前的评估依赖于主观问卷.
研究的目的:
- 开发和测试一种新的实验范式,以客观量化视觉想象力.
- 调查想象中的刺激是否可以诱导与观察到的刺激相似的原始化和适应效应.
主要方法:
- 使用含糊数字 (Necker立方体,字母/数字) 的原始化和适应效果及其明确的调节变体.
- 通过观察 (真实条件) 和想象 (想象条件) 来比较条件化的效应.
主要成果:
- 对于任何刺激类型或条件 (真实与虚构) 没有发现系统的群体级条件效应.
- 观察到现实和虚构条件之间的显著相关性,表明条件效应的个体一致性.
- 这些相关性表明,过去的想象力,像感知一样,可以影响当前的感知.
结论:
- 这些发现支持这样一个假设:知觉和想象力共享类似的潜在神经机制.
- 开发的范式显示了作为量化想象力的客观措施的承诺,并潜在地识别了像阿芬塔西亚这样的条件.
相关概念视频
Depth Perception and Spatial Vision
Depth perception is the ability to perceive objects three-dimensionally. It relies on two types of cues: binocular and monocular. Binocular cues depend on the combination of images from both eyes and how the eyes work together. Since the eyes are in slightly different positions, each eye captures a slightly different image. This disparity between images, known as binocular disparity, helps the brain interpret depth. When the brain compares these images, it determines the distance to an object.
Gestalt Principles of Perception
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...
Factors Affecting Perception
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...
An illustrative example of a perceptual set is the scenario where an airline pilot told...


