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*  Smooth pursuit - Wikipedia
The neural circuitry underlying smooth pursuit is an object of debate. The first step towards the initiation of pursuit is to ... Saccadic eye movements differ from the smooth pursuit component by their very high initial acceleration and deceleration, and ... Smooth pursuit is asymmetric: most humans and primates tend to be better at horizontal than vertical smooth pursuit, as defined ... One such deficit is to smooth pursuit. Children with autism show reduced velocity of smooth pursuit compared to controls during ...
  https://en.wikipedia.org/wiki/Smooth_pursuit
*  Comparison of Naso-Temporal Asymmetries in Optokinetic, Smooth-Pursuit and Ocular Following Eye Movements in Monkeys with...
... and average acceleration during pursuit initiation (mean ratio of Nasal to Temporal acceleration for ET was 1.30±0.81 and for ... Comparison of Naso-Temporal Asymmetries in Optokinetic, Smooth-Pursuit and Ocular Following Eye Movements in Monkeys with ... Comparison of Naso-Temporal Asymmetries in Optokinetic, Smooth-Pursuit and Ocular Following Eye Movements in Monkeys with ... smooth-pursuit (SP) and ocular following (OFR).. Methods: Two strabismic monkeys (1 esotrope (ET) and 1 exotrope (XT)) were ...
  http://iovs.arvojournals.org/article.aspx?articleid=2146585
*  SP and visual sensitivity of FEF neurons. (A) Example o | Open-i
A) Example of FEF neuron tested during step-ramp pursuit with target blink. Response continues during the blink, indi ... The cortical pursuit system begins the process of transforming visual signals into commands for smooth pursuit (SP) eye ... We estimated the eye or retinal error motion sensitivity (position, velocity, and acceleration) of FEF neurons during SP using ... our results suggest that neurons in the FEF-rNRTP pathway carry signals that could play a primary role in initiation of SP. ...
  https://openi.nlm.nih.gov/detailedresult.php?img=PMC2665162_cercorbhn166f03_ht&req=4
*  Catch-up saccades in head-unrestrained conditions reveal that saccade amplitude is corrected using an internal model of target...
Finally, Bennett, Orban de Xivry, Barnes, and Lefèvre (2007) showed that target acceleration influences subjects smooth pursuit ... Different responses to small visual errors during initiation and maintenance of smooth-pursuit eye movements in monkeys. ... pursuit initiation) and between 2 and 3 s following the onset of target motion (steady-state pursuit). We observed a ... Meyer C. H. Lasker A. G. Robinson D. A. (1985). The upper limit of human smooth pursuit velocity. Vision Research, 25 (4), 561- ...
  https://jov.arvojournals.org/article.aspx?articleid=2193925
*  Plus it
2003) Chasing a dummy target: smooth pursuit and velocity control in male blowflies. Proc Biol Sci 270:393-399, doi:10.1098/ ... 2008a) Performance trade-offs in the flight initiation of Drosophila. J Exp Biol 211:341-353, doi:10.1242/jeb.012682, pmid: ... 2012) Neural prediction of complex accelerations for object interception. J Neurophysiol 107:766-771, doi:10.1152/jn.00854.2011 ... 2000) Prey pursuit and interception in dragonflies. J Comp Physiol 186:155-162, doi:10.1007/s003590050015, pmid:10707313. ...
  http://www.jneurosci.org/content/35/46/15430
*  TRACKING TEST
1987) Smooth pursuit in senescence. Effects of target acceleration and velocity. Acta Otol 1987; 104; 290-297. ... Straube A, Scheuerer W, Eggert T. Unilateral cerebellar lesions affect initiation of ipsilateral smooth pursuit eye movements ... Normal Limits for Smooth Pursuit. Sinuosoidal smooth pursuit is strongly reduced by frequency, age and gender (women have ... Registration of smooth pursuit is of minor diagnostic utility, because disturbances of pursuit are usually nonspecific. Pursuit ...
  http://www.tchain.com/otoneurology/practice/tracking_test.htm
*  Falcons pursue prey using visual motion cues: new perspectives from animal-borne cameras | Journal of Experimental Biology
Pursuit analysis. The results of pursuit sequences recorded by bird-mounted cameras were analyzed to measure the prey's ... 1998). Gliding flight: speed and acceleration of ideal falcons during diving and pull out. J. Exp. Biol. 201, 403-414. ... Each image frame was individually converted to grayscale and smoothed using a Gaussian filter, then subjected to an adaptive ... 24 ms for birds in a flock to respond to the initiation of turning (Potts, 1984). ...
  http://jeb.biologists.org/content/217/2/225
*  body fluids lieu dung cua propranolol the Bohr
Dng Smooth pursuit in patients with Alzhei- mers disease often shows reduced gain, lie u catch-up saccades, for all frequencies ... Al- though this latter pathway is probably im- portant in optimizing saccadic metrics, it is not essential for the initiation ... 549 and velocities of target motion, with a propranolрl ther decline for higher target accelera- tions. ... В4 autonomic glia smooth neuron muscle Figure 2. 6. 20 Minow Riesgos propranolol, Stern MH, Casey JH, et al. ...
  http://thesiri.ru/generic-drugs-from-india/lieu-dung-cua-propranolol.html
*  Dirk Kerzel - Publications
Souto, D. & Kerzel, D. (2008). Dynamics of attention during the initiation of smooth pursuit eye movements. Journal of Vision, ... Time to passage judgments on circular trajectories are based on relative optical acceleration. Perception & Psychophysics. 63(7 ... Kerzel, D. & Ziegler, N. E. (2005). Visual short-term memory during smooth pursuit eye movements. Journal of Experimental ... Kerzel, D., Born, S., & Souto, D. (2010). Inhibition of steady-state smooth pursuit and catch-up saccades by abrupt visual and ...
  http://www.unige.ch/fapse/PSY/persons/kerzel/publications.php
*  Plus it
2007) The contribution of the human FEF and SEF to smooth pursuit initiation. Cereb Cortex 17:2618-2624. doi:10.1093/cercor/ ... The resultant eye velocity signals were then differentiated to provide the acceleration traces that we also low-pass filtered ... 2008) A dynamic representation of target motion drives predictive smooth pursuit during target blanking. J Vis 8(6):1-13. doi: ... 2009) TMS evidence for smooth pursuit gain control by the frontal eye fields. Cereb Cortex 19:1144-1150. doi:10.1093/cercor/ ...
  http://www.jneurosci.org/content/37/40/9730
*  Vestibular Disorders and Evaluation of the Pediatric Patient | ASHA News Leader | ASHA Publications
Oculomotor testing involves observance of smooth pursuit, optokinetic nystagmus (OKN), and saccadic eye movements. The light ... The simple harmonic acceleration subtest involves rotating the head and body at various test frequencies and time durations. ... Latency-the time from perturbation initiation to foot force in maintaining balance-is determined in milliseconds. Abnormally ... such as pursuit and saccades). The clinician may check for head-shake nystagmus: After the child's head is gently moved back ...
  https://leader.pubs.asha.org/article.aspx?articleid=2279008
*  Clustering of Gaze During Dynamic Scene Viewing is Predicted by Motion - PDF
The acceleration threshold ensures that smooth pursuit movements, which exhibit much lower acceleration, are not misclassified ... Initiation of smooth pursuit is generally only possible in the presence of a moving target as a visual signal is required to ... The velocity range of pursuit eye movements during both smooth pursuit and optokinetic nystagmus overlaps with that of saccadic ... Smooth pursuit eye movements occur when the eyes pursue an object moving at a low velocity (\100 /s) relative to the head [68 ...
  http://docplayer.net/31296-Clustering-of-gaze-during-dynamic-scene-viewing-is-predicted-by-motion.html
*  Quick Phases of Infantile Nystagmus Show the Saccadic Inhibition Effect | IOVS | ARVO Journals
Konen CS Kleiser R Seitz RJ Bremmer F. An fMRI study of optokinetic nystagmus and smooth-pursuit eye movements in humans. Exp ... Munoz DP Dorris MC Paré M Everling S. On your mark, get set: brainstem circuitry underlying saccadic initiation. Can J Physiol ... Example waveforms from: (A) unidirectional jerk nystagmus (Participant LF) - note the increasing acceleration of the slow phase ... Coordinated Control of Three-Dimensional Components of Smooth Pursuit to Rotating and Translating Textures ...
  https://iovs.arvojournals.org/article.aspx?articleid=2212935
*  Saccadic and smooth-pursuit eye movements during reading of drifting texts | JOV | ARVO Journals
For instance, when smooth-pursuit initiation is interrupted by saccades, postsaccadic pursuit gain is enhanced compared to ... s and an acceleration threshold of 3,800°/s2. The average velocity in the last 40 ms is added to the velocity threshold, which ... Detailed analysis revealed several interactions between smooth pursuit and saccades. On one side, the gain of smooth pursuit ... smooth-pursuit durations were increased for pursuit episodes at the center of words compared to pursuit episodes at the edges ...
  https://jov.arvojournals.org/article.aspx?articleid=2121460
*  JoVE | Peer Reviewed Scientific Video Journal - Methods and Protocols
It also provides a way to investigate the properties of each bladder component (i.e. smooth muscle, mucosa, nerves) in healthy ... Adapted tango involves movement initiation and cessation, multi-directional perturbations, varied speeds and rhythms. Focus on ... acceleration, and turning angle) and it provides the data necessary to calculate parameters for social cohesions when testing ... that can have a significant impact on one's participation in daily activities and pursuits of interest (e.g., school, sports, ...
  https://www.jove.com/visualize/abstract/19602273/relationships-among-neurocognition-symptoms-functioning-patients-with
*  Training eye movements for visual search in individuals with macular degeneration | JOV | ARVO Journals
Cross-Axis Adaptation of Pursuit Initiation in Humans. Visual Search in Amblyopia: Abnormal Fixational Eye Movements and ... Shanidze, N., Fusco, G., Potapchuk, E., Heinen, S.,& Verghese, P. (2016). Smooth pursuit eye movements in patients with macular ... We used the default Eyelink criteria for saccade detection (minimum velocity of 30°/s; minimum acceleration of 8000°/s2). ... and smooth pursuit (e.g., Shanidze, Fusco, Potapchuk, Heinen, & Verghese, 2016; Sullivan & Walker, 2015; Verghese, Tyson, ...
  https://jov.arvojournals.org/article.aspx?articleid=2595242
*  Patent US20040138780 - Certain principles of biomorphic robots - Google Patents
... it can make adjustments by either increasing or decreasing stride so that a smooth transition can be made in bypassing the ... the robot 21 also learns to expect a smooth surface in front of it when trained on a smooth surface, and without being ... In animals, angular accel ration is sensed by the semi-circular canals while translational acceleration is sensed by the ... and a choice is made as to which of the potential actions is the best pursuit. A person, seeing a mug, immediately perceives ...
  http://www.google.ca/patents/US20040138780
*  Genetics of Ultrasonographic Carotid Atherosclerosis | Arteriosclerosis, Thrombosis, and Vascular Biology
Angiotensin II induces smooth muscle cell proliferation in the normal and injured rat arterial wall. Circ Res. 1991; 68: 450- ... 30-35 and focal acceleration of flow as measured by Doppler spectral analysis.7,36 Reference may also be made to "carotid ... carotid atherosclerosis may differ from those of clinically manifest cardiovascular disease and may require pursuit through ... in strong linkage disequilibrium with a guanine for adenine substitution 6 nucleotides upstream of the transcription initiation ...
  http://atvb.ahajournals.org/content/24/9/1567.long
*  JoVE | Peer Reviewed Scientific Video Journal - Methods and Protocols
The UC is composed by one vein and two arteries from which both endothelial cells (ECs) 1 and smooth muscle cells (SMCs) 2, two ... By using telemetric technology, the magnitude of acceleration and location of all head impacts during sport participation can ... Adapted tango involves movement initiation and cessation, multi-directional perturbations, varied speeds and rhythms. Focus on ... that can have a significant impact on one's participation in daily activities and pursuits of interest (e.g., school, sports, ...
  https://www.jove.com/visualize/abstract/24733290/rhinitis-symptoms-asthma-among-parents-preschool-children-relation-to
*  Frontiers | A kinematic model for 3-D head-free gaze-shifts | Frontiers in Computational Neuroscience
Blohm, G., and Lefevre, P. (2010). Visuomotor velocity transformations for smooth pursuit eye movements. J. Neurophysiol. 104, ... Electrical stimulation in the omnipause neuron region can delay saccade onset without altering the initiation of head movements ... constraints in our model were applied on initial and final eye/head orientation and we do not analyze velocity or acceleration ... Angelaki, D. E., and Dickman, J. D. (2003). Premotor neurons encode torsional eye velocity during smooth-pursuit eye movements ...
  https://www.frontiersin.org/articles/10.3389/fncom.2015.00072/full
*  JoVE | Peer Reviewed Scientific Video Journal - Methods and Protocols
It also provides a way to investigate the properties of each bladder component (i.e. smooth muscle, mucosa, nerves) in healthy ... The modified weight-drop technique employs a glancing impact to the head of a freely moving rodent transmitting acceleration, ... Adapted tango involves movement initiation and cessation, multi-directional perturbations, varied speeds and rhythms. Focus on ... that can have a significant impact on one's participation in daily activities and pursuits of interest (e.g., school, sports, ...
  https://www.jove.com/visualize/abstract/25785738/differences-energy-balance-related-behaviours-european-preschool
*  9/11 Investigator from Architects & Engineers for 9/11 Truth by LARRY LANDON - Issuu
Downward Acceleration of the North Tower. Chandler clearly demonstrates in "Downward Acceleration of the North Tower" on his ... The smooth rate of descent was measured at 2/3 of free-fall. In other words, the building was accelerating (traveling faster ... There is no greater calling in these times than that of the patriot who steps forward and risks everything in the pursuit of ... NIST excluded anything that happened after the so-called point of collapse initiation from the Twin Towers investigation ...
  https://issuu.com/larrylandon/docs/issuu_911_investigator_v1.2?mode=window&viewMode=doublePagee
*  Frontiers | Error detection and representation in the olivo-cerebellar system | Frontiers in Neural Circuits
Smooth pursuit eye movements to follow a moving spot should be a feedback control, but the feedback is non-functional during ... acceleration, and direction. Errors derived from their comparison are also represented in sensory coordinates and are hence ... because cortical adaptation is required for initiation of nuclear adaptation (Kassardjian et al., 2005), as if memory trace ...
  https://www.frontiersin.org/articles/10.3389/fncir.2013.00001/full
*  Prehistory of Transylvania - Wikipedia
On one of the edges a simple fireplace was built out of a smoothed layer of clay. The thatched roof was conical or elongated ... Their main pursuits were agriculture, animal breeding and ore extraction. They had surface dwellings, medium-sized (3x4m) with ... The east chamber served for the initiation ceremonies. Religious centers of this type through their prestige and grandeur most ... and an acceleration of uniformity in cultural values and produce. All of which sped up the general development of society and ...
  https://en.wikipedia.org/wiki/Prehistory_of_Transylvania
*  Productivity and looped migration | Proceedings of the Royal Society of London B: Biological Sciences
2012 A migratory northern ungulate in the pursuit of spring: jumping or surfing the green wave? Am. Nat. 180, 407-424. (doi: ... The first initiation of insect growth in the west starts at lower latitudes and lower elevations. Because climatic gradients ... 2012 Individually tracked geese follow peaks of temperature acceleration during spring migration. Oikos 121, 655-664. (doi: ... Because of the smoothing implemented under STEM, estimated distributions often contain large areas with very small, but non- ...
  http://rspb.royalsocietypublishing.org/content/281/1793/20140984?etoc=