Results 31 to 40 of about 256,314 (295)

Effects of Parkinson’s disease on optic flow perception for heading direction during navigation [PDF]

open access: yes, 2014
Visuoperceptual disorders have been identified in individuals with Parkinson’s disease (PD) and may affect the perception of optic flow for heading direction during navigation.
Cronin-Golomb, Alice   +6 more
core   +1 more source

The role of the ventral intraparietal area (VIP/pVIP) in parsing optic flow into visual motion caused by self-motion and visual motion produced by object-motion [PDF]

open access: yes, 2020
Retinal image motion is a composite signal that contains information about two behaviourally significant factors: self-motion and the movement of environmental objects.
Biagi, Nicolo   +2 more
core   +1 more source

On the reliability of an optical fibre probe in bubble column under industrial relevant operating conditions [PDF]

open access: yes, 2007
When bubble columns are operated under industrial relevant conditions (high gas and liquid flow rates, large bubbles and vortices,. . .), local data, and especially bubble size values, are difficult to obtain.
Augier, Frédéric   +4 more
core   +2 more sources

Flow-scanning optical tomography [PDF]

open access: yesLab Chip, 2014
We present a 3D tomography technique for in vivo observation of microscopic samples.
Nicolas C, Pégard   +3 more
openaire   +2 more sources

Does Optic Flow Explain the Firing of Grid Cells? [PDF]

open access: yes, 2011
*Problem.* Various cues such as vestibular, sensorimotor, or visual information can lead to the firing of grid cells recorded in entorhinal cortex of rats.
Ennio Mingolla   +2 more
core   +2 more sources

Optic Flow

open access: yesScholarpedia, 2013
Optic flow refers to the image motion of the environment projected on the retina during our movement in the world. The term was first coined by James J. Gibson and played a key role in the development of the ecological approach to visual perception, an approach that emphasizes studying human perception in the natural environment rather than in a ...
openaire   +4 more sources

On Benchmarking Optical Flow [PDF]

open access: yesComputer Vision and Image Understanding, 2001
Summary: Evaluating the performance of optical flow algorithms has been difficult because of the lack of ground truth data sets for complex scenes. We present a new method for generating motion fields from real sequences containing polyhedral objects and present a test suite for benchmarking optical flow algorithms consisting of complex synthetic ...
McCane, B.   +3 more
openaire   +2 more sources

Learning Multi-human Optical Flow [PDF]

open access: yesInternational Journal of Computer Vision, 2020
AbstractThe optical flow of humans is well known to be useful for the analysis of human action. Recent optical flow methods focus on training deep networks to approach the problem. However, the training data used by them does not cover the domain of human motion.
Ranjan, A.   +5 more
openaire   +4 more sources

Optic Flow Influences Perceived Exertion During Cycling [PDF]

open access: yes, 2016
Optic flow on the retina creates a perception of a person’s movement relative to their surroundings. This study investigated the effect of optic flow on perceived exertion during cycling.
Chinnasamy, Camilla   +2 more
core   +1 more source

Optic flow detection is not influenced by visual-vestibular congruency. [PDF]

open access: yesPLoS ONE, 2018
Optic flow patterns generated by self-motion relative to the stationary environment result in congruent visual-vestibular self-motion signals. Incongruent signals can arise due to object motion, vestibular dysfunction, or artificial stimulation, which ...
Vivian Holten, Paul R MacNeilage
doaj   +1 more source

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