Smooth pursuit
Factors affecting the storage and reproduction of predictive smooth pursuit eye movements
... accurate pursuit of the moving ...anticipatory pursuit but can also affect the reactive visually guided pursuit that occurs when the time of onset and direction o f the ramp is ...reactive ...
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Exploration of smooth pursuit eye movements for gaze calibration in games
... the smooth pursuit calibration will be aligned with the level designer ...on smooth pursuit have to be followed in order to include elements that would be potentially able to get players ...
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Predictive saccade in the absence of smooth pursuit: interception of moving targets in the archer fish
... and smooth pursuit eye movements in order to confine the target to their area ...lack smooth pursuit, intercept moving targets? We studied this question by exploring eye movement strategies ...
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Subthalamic deep brain stimulation improves smooth pursuit and saccade performance in patients with Parkinson’s disease
... Saccadic eye movements and deep brain stimulation Saccade eye movements were clearly improved by STN stimulation alone, though mainly their amplitude accur- acy. These improvements were clearer for smaller sac- cadic ...
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EFFECTS OF MULLER-LYER ILLUSION ON THE ACCURACY OF PRIMARY SACCADES AND SMOOTH PURSUIT EYE MOVEMENTS
... The purpose of these experiments was to investigate whether there were systematic differences between the effects of M-L illusion on saccadic and smooth pursuit eye movements and on the perceptual ...
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An investigation of object permanence and its relationship to smooth pursuit eye movement
... The first thanks belongs to Dr Walter Slaghuis. Wally, thank you for your valuable insights, your guidance, your hours of careful proofreading, and for supporting me in many ways throughout this project. Thanks also goes ...
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Stimulus predictability mediates a switch in locomotor smooth pursuit performance for Eigenmannia virescens
... blanking, smooth pursuit and catch-up saccades occurred during blanked periods and explained the phenomena as a result of predicted target dynamics based on a ‘velocity memory’ (Orban de Xivry et ...
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Pathophysiology of smooth pursuit eye movements in central neurologic disorders
... f pursuit drive: Pursuit is known to be driven by a mixture of visual feedback and predictive ...for pursuit, cognitive factors have been shown to exert a significant ...f pursuit requires ...
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Smooth i:smart re calibration using smooth pursuit eye movements
... of smooth pursuit eye movements and known motion on the display to determine when there is a drift in accuracy and use it as input for ...developed Smooth-i, an algorithm that stores calibration ...
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Volitional control of anticipatory ocular smooth pursuit after viewing, but not pursuing, a moving target: evidence for a re-afferent velocity store
... for pursuit had ear- lier been put forward by a number of authors (von Noor- den and Mackensen 1962; Whittaker and Eaholtz 1982; Lisberger et ...the pursuit system (Robinson 1971; Yasui and Young 1975; ...
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Relationships between the Symptomatology and Neuropsychology of Schizophrenia: Three, Five, Eleven, or a Greater Number of Valid Syndromes?
... The mean performance of the participants on the four measures of smooth pursuit eye tracking under examination are summarised below in Table 76, and example eye movement recordings are presented in Figure ...
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Acute psychomotor, memory and subjective effects of MDMA and THC co-administration over time in healthy volunteers
... Although smooth pursuit eye movements (psychomotor accuracy) were not significantly impaired in any drug condition compared with placebo, MDMA and THC showed opposite effects on this measu[r] ...
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Do Different Types of Dynamic Extrapolation Rely on the Same Mechanism?
... How does the CRC hypotheses change contemporary ideas about motion extrapolation? As we have said, the idea that motion extrapolation is entirely mediated by the smooth pursuit system (Makin & ...
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Eye movement impairments in Parkinson's disease: possible role of extradopaminergic mechanisms
... (RS), smooth pursuit eye movements (SPEM), and rapidly left-right alternating voluntary gaze shifts (AVGS) by video-oculography in 34 PD patients receiving oral dopaminergic medication (PD-DA), 14 patients ...
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Sleep-related consolidation of a visuomotor skill: brain mechanisms as assessed by functional magnetic resonance imaging
... Psychophysiological interactions showed that the responses of the DN were correlated with the activity in the posterior part of the STS more tightly when the trajectory was learned than when it was new and more so in ...
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The effects of gaze control and body segment recoupling on human gait and foot pressure variability: a modern and evolutionary perspective
... alongside smooth pursuit tracking evokes considerable neurological demand in itself, and hence the complexity of the visual scene during smooth pursuit tracking does not further influence ...
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Event Prediction and Object Motion Estimation in the Development of Visual Attention
... To overcome this problem, the brain makes use of prediction (Deno et al., 1995, Mehta & Schaal, 2002, Poliakoff, Collins & Barnes, 2004). Because eye con- trol is based on predicted target location rather than ...
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A single control system for smooth and saccade like pursuit in blowflies
... a smooth pursuit control system was inferred by Land and Collett in their seminal studies on chasing behaviour in flies (Collett and Land, 1975; Land and Collett, 1974), a discussion about a saccade-like ...
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Human Machine Interface Using EOG Signal Analysis
... ABSTRACT:In past few decades, the number of paralyzed patients is increasing day by day. Generally paralyzed patients and others with certain disabilities cannot communicate well for their basic needs. The purpose of ...
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Optimizations and applications in head-mounted video-based eye tracking
... Because the extended stimuli (subtending 2° and 17° horizontally) used in the present study were projected onto an area of the retina that is larger than the size of the isoacuity area in the fovea (about 1°), it is ...
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