Perceptual means relating to the way people interpret and understand what they see or notice. Some children have more finely trained perceptual skills than others
(Psikoloji, Ruhbilim) Inattentional blindness, also known as perceptual blindness, is the phenomenon of not being able to perceive things that are in plain sight. This can be a result of having no internal frame of reference to perceive the unseen objects, or it can be the result of the mental focus or attention which cause mental distractions. The phenomenon is due to how our minds see and process information. Closely related to the subject of change blindness, it is an observed phenomenon of the inability to perceive features in a visual scene when the observer is not attending to them. That is to say that humans have a limited capacity for attention which thus limits the amount of information processed at any particular time. Any otherwise salient feature within the visual field will not be observed if not processed by attention
(Reklam) Graphic Analysis and presentation of where actual and potential customers place a product or supplier in relation to other products and suppliers. Most perceptual maps show only two dimensions at a time, for example price on one axis and quality on the other. There also are methods of graphically analyzing and presenting measurement data in three or more dimensions