Results 21 to 30 of about 26,692 (257)

A deformation monitoring method for coal mine roadway based on 3D laser scanning

open access: yesGong-kuang zidonghua, 2023
The traditional monitoring methods for coal mine roadway deformation have problems such as incomplete data collection, non intuitive data format, poor precision, and inability to achieve continuous monitoring of the entire roadway deformation.
DAI Wenxiang   +5 more
doaj   +1 more source

Targeting multi-loop integrals with neural networks

open access: yesSciPost Physics, 2022
Numerical evaluations of Feynman integrals often proceed via a deformation of the integration contour into the complex plane. While valid contours are easy to construct, the numerical precision for a multi-loop integral can depend critically on the ...
Ramon Winterhalder, Vitaly Magerya, Emilio Villa, Stephen P. Jones, Matthias Kerner, Anja Butter, Gudrun Heinrich, Tilman Plehn
doaj   +1 more source

A fast region-based active contour for non-rigid object tracking and its shape retrieval [PDF]

open access: yesPeerJ Computer Science, 2021
Conventional tracking approaches track objects using a rectangle bounding box. Gait, gesture and many medical analyses require non-rigid shape extraction.
Hiren Mewada   +5 more
doaj   +2 more sources

Irregular and suppressed elastic deformation by a structural twist in cellulose nanofibre models

open access: yesScientific Reports, 2021
The elastic responsiveness of single cellulose nanofibres is important for advanced analysis of biological tissues and their use in sophisticated functional materials. However, the mechanical responsiveness derived from the twisted structure of cellulose
Kojiro Uetani, Takuya Uto, Nozomu Suzuki
doaj   +1 more source

A test method for analyzing the deformation of landslide model

open access: yesEarthquake Research Advances, 2021
In order to study the overall deformation of geotechnical model conveniently, the worksite of landslide bridge foundation reinforced by the front and rear row anti-slide piles in Chenglan railway was taken as an example. On the basis of shaking tabe test
Da Lei   +6 more
doaj   +1 more source

A large-deflection deformation reconstruction method for semi-flexible plate nozzle based on strain-moment relationship

open access: yesXibei Gongye Daxue Xuebao, 2022
To enhance the health detection capability of the semi-flexible plate nozzle in a supersonic wind tunnel, a large-deflection deformation reconstruction algorithm for a semi-flexible plate nozzle based on the strain-moment relationship is developed.
YU Chengguo   +3 more
doaj   +1 more source

Numerical Loop-Tree Duality: contour deformation and subtraction

open access: yesJournal of High Energy Physics, 2020
We introduce a novel construction of a contour deformation within the framework of Loop-Tree Duality for the numerical computation of loop integrals featuring threshold singularities in momentum space.
Zeno Capatti   +4 more
doaj   +1 more source

Integration of operator-validated contours in deformable image registration for dose accumulation in radiotherapy

open access: yesPhysics and Imaging in Radiation Oncology, 2023
Background and Purpose: Deformable image registration (DIR) is a core element of adaptive radiotherapy workflows, integrating daily contour propagation and/or dose accumulation in their design.
Lando S Bosma   +4 more
doaj   +1 more source

Hermite deformable contours [PDF]

open access: yesProceedings of 13th International Conference on Pattern Recognition, 1996
We propose the Hermite representation for deformable contour finding. This representation compares favorably in terms of versatility and controllability with other local contour representations that have been used previously for this purpose. The Hermite representation allows a compact representation of curved shapes, without the smoothing out of ...
openaire   +1 more source

What Property of the Contour of a Deforming Region Biases Percepts toward Liquid?

open access: yesFrontiers in Psychology, 2017
Human observers can perceive the existence of a transparent surface from dynamic image deformation. They can also easily discriminate a transparent solid material such as plastic and glass from a transparent fluid one such as water and shampoo just by ...
Takahiro Kawabe
doaj   +1 more source

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