Results 71 to 80 of about 9,173,081 (354)

ColorSense: A Study on Color Vision in Machine Visual Recognition [PDF]

open access: yesarXiv, 2022
Color vision is essential for human visual perception, but its impact on machine perception is still underexplored. There has been an intensified demand for understanding its role in machine perception for safety-critical tasks such as assistive driving and surgery but lacking suitable datasets.
arxiv  

Low-spatial-frequency bias in context-dependent visual size perception.

open access: yesJournal of Vision, 2018
Spatial frequency (SF) information is essential for visual perception. By combining a sensitization procedure and the Ebbinghaus illusion, we investigated the effect of SF bias in context-dependent visual size perception.
Lihong Chen, Congying Qiao, Yi Jiang
semanticscholar   +1 more source

Mother's perception of size at birth is a weak predictor of low birth weight: Evidence from Nepal Demographic and Health Survey.

open access: yesPLoS ONE, 2023
Birth weight is a consistent predictor of morbidity and survivability in infancy and later life. This study aims to assess the accuracy of the mother's perception of size at birth to predict low birth weight(LBW).
Pawan Acharya   +2 more
doaj   +2 more sources

Affordances, context and sociality [PDF]

open access: yes, 2018
Affordances, i.e. the opportunity of actions offered by the environment, are one of the central research topics for the theoretical perspectives that view cognition as emerging from the interaction between the environment and the body.
Borghi, Anna M.
core   +1 more source

Alteration of size perception: serotonin has opposite effects on the aggressiveness of crayfish confronting either a smaller or a larger rival

open access: yesJournal of Experimental Biology, 2018
We injected serotonin (5-HT) into adult male crayfish before pairing them with size-matched non-injected competitors, and observed dyadic agonistic interactions.
Julien Bacqué-Cazenave   +3 more
semanticscholar   +1 more source

Thinking Outside the Lab: VR Size & Depth Perception in the Wild [PDF]

open access: yesarXiv, 2021
Size and distance perception in Virtual Reality (VR) have been widely studied, albeit in a controlled laboratory setting with a small number of participants. We describe a fully remote perceptual study with a gamified protocol to encourage participant engagement, which allowed us to quickly collect high-quality data from a large, diverse participant ...
arxiv  

Can mothers judge the size of their newborn? Assessing the determinants of a mother's perception of a baby's size at birth

open access: yes, 2011
Birth weight is known to be closely related to child health, although as many infants in developing countries are not weighed at birth and thus will not have a recorded birth weight it is difficult to use birth weight when analysing child illness.
Channon, Andrew
core   +1 more source

Action-Specific Perception in Internal and External Attention Focus Conditions [PDF]

open access: yesرشد و یادگیری حرکتی ورزشی, 2017
The aim of this study was to investigate the relationship between performance and the perception of size of target under internal and external attention focus conditions as well as the relationship between the initial perception of the size of target and
Borhanaldin Ghari   +2 more
doaj   +1 more source

The Role of Tableware Size in Healthy Eating—Effects on Downstream Food Intake

open access: yesFoods, 2023
Recent studies show that visual exposure to different portion sizes can lead to portion alterations in subsequent meals, suggesting that manipulations of tableware sizes may also modify portion size perception and downstream eating behaviour. The present
Sashie Abeywickrema, Mei Peng
doaj   +1 more source

Refining Obstacle Perception Safety Zones via Maneuver-Based Decomposition [PDF]

open access: yesarXiv, 2023
A critical task for developing safe autonomous driving stacks is to determine whether an obstacle is safety-critical, i.e., poses an imminent threat to the autonomous vehicle. Our previous work showed that Hamilton Jacobi reachability theory can be applied to compute interaction-dynamics-aware perception safety zones that better inform an ego vehicle's
arxiv  

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