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Posner cueing task. The Posner cueing task, also known as the Posner paradigm, is a neuropsychological test often used to assess attention. Formulated by Michael Posner, [1] it assesses a person's ability to perform an attentional shift. It has been used and modified to assess disorders, focal brain injury, and the effects of both on spatial ...
Later research on short-term memory and working memory revealed that memory span is not a constant even when measured in a number of chunks. The number of chunks a human can recall immediately after presentation depends on the category of chunks used (e.g., span is around seven for digits, around six for letters, and around five for words), and even on features of the chunks within a category.
Mirroring is the behavior in which one person subconsciously imitates the gesture, speech pattern, or attitude of another. [ 1] Mirroring often occurs in social situations, particularly in the company of close friends or family, often going unnoticed by both parties. The concept often affects other individuals' notions about the individual that ...
Screen memory. A screen memory is a distorted memory, generally of a visual rather than verbal nature, [1] deriving from childhood. The term was coined by Sigmund Freud, and the concept was the subject of his 1899 paper "Screen Memories".
Assertions. American writer Nicholas Carr asserts that Internet use reduces the deep thinking that leads to true creativity. He also says that hyperlinks and overstimulation means that the brain must give most of its attention to short-term decisions. Carr also states that the vast availability of information on the World Wide Web overwhelms ...
Aspect ratio measures the relationship between the width and height of a display screen, sensor, or image. Aspect ratio measures the relationship between the width and height of a display screen ...
Thin-slicing. Thin-slicing is a term used in psychology and philosophy to describe the ability to find patterns in events based only on "thin slices", or narrow windows, of experience. The term refers to the process of making very quick inferences about the state, characteristics or details of an individual or situation with minimal amounts of ...
The horizontal to vertical ratio of each pixel. Storage aspect ratio (SAR) The horizontal to vertical ratio of solely the number of pixels in each direction. [note 1] Display aspect ratio (DAR) The combination (which occurs by multiplication) of both the pixel aspect ratio and storage aspect ratio giving the aspect ratio as experienced by the ...