Results 11 to 20 of about 29,183 (295)

Learning to Crawl [PDF]

open access: bronzeChild Development, 1998
The effects of infants' age, body dimensions, and experience on the development of crawling was examined by observing 28 infants longitudinally, from children's first attempts at crawling until they began walking. Although most infants displayed multiple crawling postures en route to walking, development did not adhere to a strict progression of ...
Karen E. Adolph   +2 more
openalex   +3 more sources

Crawling in a Fluid [PDF]

open access: yesPhysical Review Letters, 2019
There is increasing evidence that mammalian cells not only crawl on substrates but can also swim in fluids. To elucidate the mechanisms of the onset of motility of cells in suspension, a model which couples actin and myosin kinetics to fluid flow is proposed and solved for a spherical shape.
Farutin, Alexander   +3 more
openaire   +5 more sources

Crawling technicolor [PDF]

open access: yesPhysical Review D, 2019
We analyze the Callan-Symanzik equations when scale invariance at a nontrivial infrared (IR) fixed point $ ^{}_{\mathrm{IR}}$ is realized in the Nambu-Goldstone (NG) mode. As a result, Green's functions at $ ^{}_{\mathrm{IR}}$ do not scale in the same way as for the conventional Wigner-Weyl (WW) mode.
O. Catà   +2 more
openaire   +3 more sources

Learning to Crawl

open access: yesProceedings of the AAAI Conference on Artificial Intelligence, 2020
Web crawling is the problem of keeping a cache of webpages fresh, i.e., having the most recent copy available when a page is requested. This problem is usually coupled with the natural restriction that the bandwidth available to the web crawler is limited. The corresponding optimization problem was solved optimally by Azar et al.
Róbert Busa-Fekete   +4 more
openaire   +3 more sources

A Soft Robot Driven by a Spring-Rolling Dielectric Elastomer Actuator with Two Bristles

open access: yesMicromachines, 2023
Confined space searches such as pipeline inspections are widely demanded in various scenarios, where lightweight soft robots with inherent compliance to adapt to unstructured environments exhibit good potential.
Yangyang Du   +5 more
doaj   +1 more source

Incidence of pre-, peri-, and post-natal birth and developmental problems of children with sensory processing disorder and children with autism spectrum disorder

open access: yesFrontiers in Integrative Neuroscience, 2009
As the diagnosis of sensory processing disorder (SPD) is advanced, it is important to investigate potential contributing factors to this disorder as well as early diagnostic signs.
Teresa A May-Benson   +5 more
doaj   +1 more source

Transition From Crawling to Walking Changes Gaze Communication Space in Everyday Infant-Parent Interaction

open access: yesFrontiers in Psychology, 2020
Acquisition of walking changes not only infants' locomotion itself but also infants' exploratory behavior and social interaction, such as gaze communication.
Hiroki Yamamoto   +3 more
doaj   +1 more source

Intravascular Crawling of Patrolling Monocytes: A Lèvy-Like Motility for Unique Search Functions?

open access: yesFrontiers in Immunology, 2021
Patrolling monocytes (PMo) are the organism’s preeminent intravascular guardians by their continuous search of damaged endothelial cells and harmful microparticles for their removal and to restore homeostasis.
Rocío Moreno-Cañadas   +2 more
doaj   +1 more source

Crawling on directional surfaces [PDF]

open access: yesInternational Journal of Non-Linear Mechanics, 2014
20 pages, 7 ...
Gidoni, Paolo   +2 more
openaire   +4 more sources

Random web crawls [PDF]

open access: yesProceedings of the 16th international conference on World Wide Web, 2007
This paper proposes a random Web crawl model. A Web crawl is a (biased and partial) image of the Web. This paper deals with the hyperlink structure, i.e. a Web crawl is a graph, whose vertices are the pages and whose edges are the hypertextual links. Of course a Web crawl has a very special structure; we recall some known results about it.
Bennouas, Toufik, de Montgolfier, Fabien
openaire   +2 more sources

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