Results 11 to 20 of about 1,556,426 (318)

Dissemination, assessment and management of historic buildings by thematic virtual tours and 3D models

open access: yesVirtual Archaeology Review, 2022
The digitalization of the historical-architectural heritage for virtual reality (VR) applications is crucial within the contemporary scientific and technical debate for several aspects.
Mariella De Fino   +2 more
doaj   +1 more source

Using AR-technology for mastering hieroglyphics as an approach to informatization of learning Chinese language in school

open access: yesRUDN Journal of Informatization in Education, 2020
Problem and goal. Methods are proposed for solving the problem of searching for information technologies, which, due to new approaches to information visualization, can increase the efficiency of students mastering hieroglyphics - one of the main and ...
Vadim V. Grinshkun, Anna S. Grigorieva
doaj   +1 more source

Modeling 3D euclidean geometry [PDF]

open access: yesIEEE Computer Graphics and Applications, 2003
This article compares five models of 3D Euclidean geometry-not theoretically, but by demonstrating how to implement a simple recursive ray tracer in each of them. It's meant as a tangible case study of the profitability of choosing an appropriate model, discussing the trade-offs between elegance and performance for this particular application.
Fontijne, D.H.F., Dorst, L.
openaire   +3 more sources

3D channel model in 3GPP [PDF]

open access: yesIEEE Communications Magazine, 2015
Multi-antenna techniques capable of exploiting the elevation dimension are anticipated to be an important air-interface enhancement targeted to handle the expected growth in mobile traffic. In order to enable the development and evaluation of such multi-antenna techniques, the 3rd generation partnership project (3GPP) has recently developed a 3 ...
Bishwarup Mondal   +11 more
openaire   +2 more sources

3D bioprinted glioma models

open access: yesProgress in Biomedical Engineering, 2022
Abstract Glioma is one of the most malignant types of cancer and most gliomas remain incurable. One of the hallmarks of glioma is its invasiveness. Furthermore, glioma cells tend to readily detach from the primary tumor and travel through the brain tissue, making complete tumor resection impossible in many cases ...
Defne Yigci   +6 more
openaire   +4 more sources

1D Model for the 3D Magnetohydrodynamics

open access: yesJournal of Nonlinear Science, 2023
We propose a one-dimensional (1D) model for the three-dimensional(3D) incompressible ideal magnetohydrodynamics. We establish a regularity criterion of the Beale-Kato-Majda type for this 1D model. Without the stretching effect, the model with only transport effect equipped with a proper sign is shown to have global in time strong solution.
Mimi Dai, Bhakti Vyas, Xiangxiong Zhang
openaire   +3 more sources

Digital, Three-Dimensional Visualization of Root Systems in Peat

open access: yesSoil Systems, 2020
Belowground plant structures are inherently difficult to observe in the field. Sedge peat that mainly consists of partly decayed roots and rhizomes offers a particularly challenging soil matrix to study (live) plant roots.
Stella Gribbe   +2 more
doaj   +1 more source

Measurement of combined gap in whole process of transmission lines' live working based on 3D laser point cloud [PDF]

open access: yesArchives of Electrical Engineering, 2023
Transmission lines’ live working is one of an effective means to ensure the reliable operation of transmission lines. In order to solve the unsafe problems existing in the implementation of traditional live working, the paper uses ground-based lidar to ...
Ying Wang   +4 more
doaj   +1 more source

Using CBIR and semantics in 3D-model retrieval [PDF]

open access: yes, 2008
This paper proposes a generic design for 3D model retrieval. It has been developed in cooperation with EADS, which deals with Computer Aided Design / Computer Aided Engineering (below CAD/CAE) data through the product life cycle.
Amador, Milton   +7 more
core   +1 more source

Rubber Impact on 3D Textile Composites [PDF]

open access: yes, 2011
A low velocity impact study of aircraft tire rubber on 3D textile-reinforced composite plates was performed experimentally and numerically. In contrast to regular unidirectional composite laminates, no delaminations occur in such a 3D textile composite ...
DUPLESSIS KERGOMARD, Yann   +9 more
core   +1 more source

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