Results 71 to 80 of about 3,845,411 (266)

Group formation and cohesion of active particles with visual perception–dependent motility

open access: yesScience, 2019
Seeing whom you interact with Schools of fish and flocks of birds are familiar examples of biological active matter. The motion of individuals is guided by the collective, but without obvious neighbor-to-neighbor interactions.
François A. Lavergne   +3 more
semanticscholar   +1 more source

The visual perception of metal

open access: yesJournal of Vision, 2018
The present research was designed to examine how the presence or absence of ambient light influences the appearance of metal. The stimuli depicted three possible objects that were illuminated by three possible patterns of illumination. These were generated by a single point light source, two rectangular area lights, or projecting light onto a ...
J. Farley Norman, James T. Todd
openaire   +3 more sources

AC-YOLO: citrus detection in the natural environment of orchards

open access: yesJournal of Agricultural Engineering
In the natural environment, the shape and color of fruits can vary greatly due to various factors, and the growth of fruits is irregular, shaded by leaves and branches, and there are phenomena such as overlapping fruits.
Xu Xiao   +5 more
doaj   +1 more source

Choice of analysis pathway dramatically affects statistical outcomes in breaking continuous flash suppression

open access: yesScientific Reports, 2017
Breaking Continuous Flash Suppression (bCFS) has been adopted as an appealing means to study human visual awareness, but the literature is beclouded by inconsistent and contradictory results.
James Allen Kerr   +4 more
doaj   +1 more source

Organic molecular crystal-based photosynaptic devices for an artificial visual-perception system

open access: yesNPG Asia Materials, 2019
Recreating the visual-perception properties using organic electronic devices is highly desired for visual prosthetics and artificial intelligence.
Wei Deng   +5 more
semanticscholar   +1 more source

Language Adaptive Weight Generation for Multi-task Visual Grounding [PDF]

open access: yesarXiv, 2023
Although the impressive performance in visual grounding, the prevailing approaches usually exploit the visual backbone in a passive way, i.e., the visual backbone extracts features with fixed weights without expression-related hints. The passive perception may lead to mismatches (e.g., redundant and missing), limiting further performance improvement ...
arxiv  

Validation of a New Test for Measuring the Contrast Sensitivity Function (Optopad-CSF) at Near Vision

open access: yesDiagnostics
Our purpose is to develop and validate a new iPad-based contrast sensitivity (CS) test for measuring the contrast sensitivity function at near vision (Optopad-CSF).
Dolores de Fez   +5 more
doaj   +1 more source

Evolution of neural processing for visual perception in vertebrates

open access: yesThe Journal of comparative neurology, 2019
Visual perception requires both visual information and attention. This review compares, across classes of vertebrates, the functional and anatomical characteristics of (a) the neural pathways that process visual information about objects, and (b ...
E. Knudsen
semanticscholar   +1 more source

Sarcopenia diagnosis using skeleton-based gait sequence and foot-pressure image datasets

open access: yesFrontiers in Public Health
IntroductionSarcopenia is a common age-related disease, defined as a decrease in muscle strength and function owing to reduced skeletal muscle. One way to diagnose sarcopenia is through gait analysis and foot-pressure imaging.Motivation and research ...
Muhammad Tahir Naseem   +6 more
doaj   +1 more source

Locally Shared Features: An Efficient Alternative to Conditional Random Field for Semantic Segmentation

open access: yesIEEE Access, 2019
In recent years, semantic segmentation methods based on fully convolutional networks (FCNs) have achieved great success. However, these methods tend to produce inconsistency and isolated class labels, mainly because the end-to-end mapping of FCN ...
Zhengeng Yang   +4 more
doaj   +1 more source

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