Verbal and Visual Short Term Memory
... phonological loop because the verbal information interferes with the reproduction of the digits (counting). In experimental settings, one way of knowing whether participants use the phonological loop is by giving them a memory task that they have to execute in silence (without interference) and then ...
... phonological loop because the verbal information interferes with the reproduction of the digits (counting). In experimental settings, one way of knowing whether participants use the phonological loop is by giving them a memory task that they have to execute in silence (without interference) and then ...
High and Low Prevalence - ePrints Soton
... We make eye movements in order to bring the limited-resolution fovea to focus on areas or objects within our environment and process them in detail. Eye movements consist of fixations (periods of time when the eyes are relatively still) and saccades (periods of time when the eyes are moving). It is ...
... We make eye movements in order to bring the limited-resolution fovea to focus on areas or objects within our environment and process them in detail. Eye movements consist of fixations (periods of time when the eyes are relatively still) and saccades (periods of time when the eyes are moving). It is ...
Weak orientation and direction selectivity in lateral geniculate
... recording using the methods described in Van Hooser et al. (2003) and Heimel et al. (2005). In brief, animals were initially anesthetized with a mixture of ketamine and acepromazine maleate (90 mg/ml ketamine, 0.91 mg/ml acepromazine maleate, and 0.5 ml/kg initial dose im). A femoral vein was cannul ...
... recording using the methods described in Van Hooser et al. (2003) and Heimel et al. (2005). In brief, animals were initially anesthetized with a mixture of ketamine and acepromazine maleate (90 mg/ml ketamine, 0.91 mg/ml acepromazine maleate, and 0.5 ml/kg initial dose im). A femoral vein was cannul ...
The behavioral domains of attention, memory, and language
... to hurry and make a selection so that the noise would stop. Resource allocation theory would suggest that the participants decided the ambient words were not important and therefore did not allocate any cognitive resource or processing to the words, diminishing their distracting effect. Our data sup ...
... to hurry and make a selection so that the noise would stop. Resource allocation theory would suggest that the participants decided the ambient words were not important and therefore did not allocate any cognitive resource or processing to the words, diminishing their distracting effect. Our data sup ...
Vision Improvement by Correcting Higher
... that larger visual benefit can possibly be achieved by correcting the higher-order aberrations in eyes with abnormal corneal conditions such as keratoconus and corneal transplant. Factors such as pupil size, peripheral visual performance, and movement of corrective optics reduce visual benefit of co ...
... that larger visual benefit can possibly be achieved by correcting the higher-order aberrations in eyes with abnormal corneal conditions such as keratoconus and corneal transplant. Factors such as pupil size, peripheral visual performance, and movement of corrective optics reduce visual benefit of co ...
Goldstein - Chapter 9
... – imagine that they were walking toward their mental image of an animal. Their task was to estimate how far away they were from the animal when they began to experience “overflow”—when the image filled the visual field Move closer to small animals than to large animals – Images are spatial, like per ...
... – imagine that they were walking toward their mental image of an animal. Their task was to estimate how far away they were from the animal when they began to experience “overflow”—when the image filled the visual field Move closer to small animals than to large animals – Images are spatial, like per ...
Anatomic Studies on the Superior Colliculus
... the optic terminals, but many contain flattened vesicles. Whether these new connections are functional is not clear. A considerable percentage of them show aggregation of synaptic vesicles along at least part of the membrane. There is reasonable evidence that the presence of synaptic vesicles indica ...
... the optic terminals, but many contain flattened vesicles. Whether these new connections are functional is not clear. A considerable percentage of them show aggregation of synaptic vesicles along at least part of the membrane. There is reasonable evidence that the presence of synaptic vesicles indica ...
Magnocellular and Parvocellular Contributions to
... observations support this hypothesis. For example, recent behavioral studieshave shownthat animalswith selective lesions of either the magnocellular or the parvocellular LGN are impaired on different types of visual tasks(Merigan et al., 1989a,b; Schiller et al., 1990). Another body of supporting ob ...
... observations support this hypothesis. For example, recent behavioral studieshave shownthat animalswith selective lesions of either the magnocellular or the parvocellular LGN are impaired on different types of visual tasks(Merigan et al., 1989a,b; Schiller et al., 1990). Another body of supporting ob ...
Situating Spatial Templates for Human-Robot
... People often refer to an object by describing its spatial location relative to another object. Due to their ubiquity in situated discourse, the ability to use such locative expressions is fundamental to human-robot dialogue systems. Computational models of spatial term semantics are a key component ...
... People often refer to an object by describing its spatial location relative to another object. Due to their ubiquity in situated discourse, the ability to use such locative expressions is fundamental to human-robot dialogue systems. Computational models of spatial term semantics are a key component ...
Retinotopic Organization and Functional Subdivisions of the Human
... Visual stimuli. Visual stimuli consisted of checkerboard patterns whose components reversed contrast at 8 Hz. The full checkerboard pattern, of which only a portion was revealed at any point in time, encompassed the central 15° of the visual field (13° near the vertical meridian) and contained 24 ra ...
... Visual stimuli. Visual stimuli consisted of checkerboard patterns whose components reversed contrast at 8 Hz. The full checkerboard pattern, of which only a portion was revealed at any point in time, encompassed the central 15° of the visual field (13° near the vertical meridian) and contained 24 ra ...
The representation of visual depth perception based on the
... Background: How it is possible to “faithfully” represent a three-dimensional stereoscopic scene using Cartesian coordinates on a plane, and how three-dimensional perceptions differ between an actual scene and an image of the same scene are questions that have not yet been explored in depth. They see ...
... Background: How it is possible to “faithfully” represent a three-dimensional stereoscopic scene using Cartesian coordinates on a plane, and how three-dimensional perceptions differ between an actual scene and an image of the same scene are questions that have not yet been explored in depth. They see ...
Consolidating working memory: Enhancing cognitive performance
... memory traces become more durable and less vulnerable to interference over time ...
... memory traces become more durable and less vulnerable to interference over time ...
Visual Communication: Images with Messages
... alerts the body that something has moved and is worth your attention. Moving the head will bring the object directly into line for focusing by the macula. ...
... alerts the body that something has moved and is worth your attention. Moving the head will bring the object directly into line for focusing by the macula. ...
Lecture: Visual Salience and Attention, W5 - ppt
... • In each subarea large arrays of neurons work in parallel – extracting particular features of environment (stimulus) ...
... • In each subarea large arrays of neurons work in parallel – extracting particular features of environment (stimulus) ...
primary visual cortex and visual awareness
... operationally defined and objectively measured by instructing the subject to make one of two responses to indicate whether stimulus A or B was perceived. Language provides some assurance that the subject is responding consciously rather than automatically; subjects can be asked to describe what they ...
... operationally defined and objectively measured by instructing the subject to make one of two responses to indicate whether stimulus A or B was perceived. Language provides some assurance that the subject is responding consciously rather than automatically; subjects can be asked to describe what they ...
Visual Fields
... Visual fields are an important test of the visual system. They allow us to determine the health of the ocular system including the eye, visual pathways and visual cortex. We will explore visual fields as an important tool for eye care practitioners in assessing the health of the visual system. We wi ...
... Visual fields are an important test of the visual system. They allow us to determine the health of the ocular system including the eye, visual pathways and visual cortex. We will explore visual fields as an important tool for eye care practitioners in assessing the health of the visual system. We wi ...
spatial cognition - UCSD Cognitive Science
... – Tactile RFs are centered around the mouth – V+T units have similar movement direction tuning – Visual responses can be eye- or head-centered – Some visual responses are tuned to movement of an object toward a particular portion of the face, independent of gaze – Some visual responses are sensitive ...
... – Tactile RFs are centered around the mouth – V+T units have similar movement direction tuning – Visual responses can be eye- or head-centered – Some visual responses are tuned to movement of an object toward a particular portion of the face, independent of gaze – Some visual responses are sensitive ...
Philip Buss - the IDeA Lab!
... Another patient, studied by neurologist Rudolph Bálint in 1909, suffered brain damage due to a massive stroke (Milner, Goodale, 2004, p. 32-33). This man’s disorder, called optic ataxia, is fundamentally opposite Dee’s. He has perfect perception, in that he can see objects and accurately describe th ...
... Another patient, studied by neurologist Rudolph Bálint in 1909, suffered brain damage due to a massive stroke (Milner, Goodale, 2004, p. 32-33). This man’s disorder, called optic ataxia, is fundamentally opposite Dee’s. He has perfect perception, in that he can see objects and accurately describe th ...
Implications on visual apperception: energy, duration
... perception/representation/function) requires energetic conditions. The brain can perceive, detect, discriminate, and recognize consciously just those pieces of external information, which reach a critical intrinsic energetic level (guaranteed by neuronal mitochondrial activity), an adequate duration ...
... perception/representation/function) requires energetic conditions. The brain can perceive, detect, discriminate, and recognize consciously just those pieces of external information, which reach a critical intrinsic energetic level (guaranteed by neuronal mitochondrial activity), an adequate duration ...
Primary Visual Pathway
... of on and off zones • Length cells - respond to length of a bar that was moved across a receptive field • Direction cells - respond to direction of a bar moving across the receptive field. ...
... of on and off zones • Length cells - respond to length of a bar that was moved across a receptive field • Direction cells - respond to direction of a bar moving across the receptive field. ...
Experimenter
... Objective: To show that if the visual stimuli containing only a few icon-like elements are replaced by photos rich in accidental details, QS is radically reduced. ...
... Objective: To show that if the visual stimuli containing only a few icon-like elements are replaced by photos rich in accidental details, QS is radically reduced. ...
Transcripts/2_4 1
... accessory optic system) can mediate some reflexive behaviors. Sometimes if you do it right, people can do some very simple visually guided tasks like say when they think a light is flashing, but it is in the absence of conscious perception. c. The bottom line is: if you take out the LGN-cortical sys ...
... accessory optic system) can mediate some reflexive behaviors. Sometimes if you do it right, people can do some very simple visually guided tasks like say when they think a light is flashing, but it is in the absence of conscious perception. c. The bottom line is: if you take out the LGN-cortical sys ...
Functional Neuroanat.. - What is the Forum of Mobility Centres?
... brain functions because:• Divisions between sensory and motor neurons sometimes not clear • Some functions exist several in anatomically distinct areas of the brain • There are multiple parallel functions in the brain, not simple stepwise processes ...
... brain functions because:• Divisions between sensory and motor neurons sometimes not clear • Some functions exist several in anatomically distinct areas of the brain • There are multiple parallel functions in the brain, not simple stepwise processes ...