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Hyperphantasia is the condition of having extremely vivid mental imagery. [1] It is the opposite condition to aphantasia, where mental visual imagery is not present. [2] [3] The experience of hyperphantasia is more common than aphantasia [4] [5] and has been described as being "as vivid as real seeing". [4]
In the philosophy of mind, neuroscience, and cognitive science, a mental image is an experience that, on most occasions, significantly resembles the experience of "perceiving" some object, event, or scene but occurs when the relevant object, event, or scene is not actually present to the senses.
Imagery is visual symbolism, or figurative language that evokes a mental image or other kinds of sense impressions, especially in a literary work, but also in other activities such as. Imagery in literature can also be instrumental in conveying tone .
Marks and Issac (1995) mapped electroencephalographic (EEG) activity topographically during visual and motor imagery in vivid and non-vivid imagers. Topographical maps of EEG activation revealed attenuation of alpha power in vivid images during visual imagery, particularly in the left posterior quadrant of the cortex, but enhanced alpha power ...
It is also responsible for representing how vivid an image is. A vivid image is one which you have a high potential for retrieving its sensory details. The visuo-spatial sketchpad is responsible for holding onto the visual and spatial qualities of a vivid image in your working memory, and the degree of vividness is directly affected by the ...
That circulation usually shows up in vivid detail when viewed with satellite imagery. Sometimes these upper lows become completely detached from the jet stream and move slowly for days at a time ...
Eidetic imagery can be so vivid as to mimic actual perception of stimuli, which can be much like a hallucination. [5] Compare hyperphantasia .) Some researchers of eidetic imagery have proposed a link between this ability and psychosis , such as in schizophrenic populations.
Company has compiled 24 million satellite photos stretching almost four decades in its biggest update to Google Earth five years.