Results 1 to 10 of about 1,349,497 (315)

Neural Network-Based Shape Analysis and Control of Continuum Objects [PDF]

open access: yesBiomimetics
Soft robots are gaining increasing attention in current robotics research due to their continuum structure. However, accurately recognizing and reproducing the shape of such continuum robots remains a challenge. In this paper, we propose a novel approach
Yuqiao Dai   +3 more
doaj   +2 more sources

Morphological changes in the cerebellum during aging: evidence from convolutional neural networks and shape analysis [PDF]

open access: yesFrontiers in Aging Neuroscience
The morphology and function of the cerebellum are associated with various developmental disorders and healthy aging. Changes in cerebellar morphology during the aging process have been extensively investigated, with most studies focusing on changes in ...
Yu Wang   +18 more
doaj   +2 more sources

Aging due to successive reuse of polyamide 12 powder during laser sintering: extrinsic powder properties and quality of sintered parts [PDF]

open access: yesMATEC Web of Conferences, 2022
The effects of cumulative build time during the reuse of polyamide 12 (PA 12) for laser sintering (LS) on the morphology, size and shape distribution of the feedstock powder and quality of printed parts were investigated in this study.
Alo Oluwaseun A.   +2 more
doaj   +1 more source

A Statistical Shape-Based Patient-Specific Anatomical Structure Model

open access: yesIEEE Access, 2022
A patient-specific anatomical structure model has been widely used in many medical applications. However, in practical applications, to effectively construct a patient-specific anatomical structure model is a challenge, the reasons are: 1) the manual ...
Zhuye Xu, Xiaoqiang Zhao
doaj   +1 more source

Multiple Leaf Sample Extraction System (MuLES): A tool to improve automated morphometric leaf studies

open access: yesApplications in Plant Sciences, 2023
Premise The measurement of leaf morphometric parameters from digital images can be time‐consuming or restrictive when using digital image analysis softwares.
Christian S. Bowman   +7 more
doaj   +1 more source

Morphological versus molecular delimitation of ciliate species: a case study of the family Clevelandellidae (Protista, Ciliophora, Armophorea)

open access: yesEuropean Journal of Taxonomy, 2020
The endozoic ciliates of the family Clevelandellidae Kidder, 1938 typically inhabit the hindgut of wood-feeding panesthiine cockroaches. To assess the consistency of species delimitation in clevelandellids, we tested the utility of three sources of ...
Lukáš Pecina, Peter Vďačný
doaj   +1 more source

Alterations of Subcortical Brain Structures in Paradoxical and Psychophysiological Insomnia Disorder

open access: yesFrontiers in Psychiatry, 2021
Insomnia disorder (ID) is a common illness associated with mood and cognitive impairments. Subtyping ID is an ongoing debate in sleep medicine, but the underlying mechanisms of each subtype is poorly understood. Growing evidence suggests that subcortical
Farnoosh Emamian   +9 more
doaj   +1 more source

A landmark‐free analysis of the pelvic girdle in Sulawesi ricefishes (Adrianichthyidae): How 2D and 3D geometric morphometrics can complement each other in the analysis of a complex structure

open access: yesEcology and Evolution, 2023
Geometric morphometrics (GM) enable the quantification of morphological variation on various scales. Recent technical advances allow analyzing complex three‐dimensional shapes also in cases where landmark‐based approaches are not appropriate.
Tobias Spanke   +10 more
doaj   +1 more source

Quantifying the shape of nanoparticles: Segmentation and elongation measure

open access: yesZaštita Materijala, 2017
The influence of the shape of nanoparticles on the magnetic properties of nanoparticle materials is often mentioned, but is not much studied in literature. In order to better understand the magnetic properties of nanomaterials a very important step is to
Lazar Kopanja   +3 more
doaj   +1 more source

A Low-Cost, Repeatable Method for 3D Particle Analysis with SfM Photogrammetry

open access: yesGeosciences, 2023
The characterisation of particle shape is an important analysis in the field of sedimentary geology. At finer scales, it is key for understanding sediment transport while at coarser scales, such as boulders, it is vital for coastal protection.
Mohit Tunwal, Aaron Lim
doaj   +1 more source

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