Results 21 to 30 of about 760,415 (358)

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

Supporting Focus and Context Awareness in 3D Modelling Tasks Using Multi-Layered Displays [PDF]

open access: yes, 2014
Most 3D modelling software have been developed for conventional 2D displays, and as such, lack support for true depth perception. This contributes to making polygonal 3D modelling tasks challenging, particularly when models are complex and consist of a ...
Masoodian, Masood   +2 more
core   +2 more sources

In Silico of Different Gait Cycle in Customised Leg Orthosis: A Finite Element Approach

open access: yesASM Science Journal, 2021
Leg orthosis is one of medical device for fracture bone treatment. Several complications have been reported when patients are wearing the conventional Plaster of Paris or fibreglass leg orthosis. Its including numbness due to tight application, swelling,
Ahmad Amirul Faiz Mamat Hazri   +6 more
doaj   +1 more source

Special Features of the Hydrogen-Diesel Engine Working Process

open access: yesМеханика машин, механизмов и материалов, 2022
The works related to the research of the problems and prospects of a hydrogen-fueled reciprocating engine, published so far, mainly relate to the use of hydrogen in spark-ignition engines.
Tamaz M. Natriashvili   +1 more
doaj   +1 more source

Perceptual Caricaturization of 3D Models [PDF]

open access: yes, 2012
Caricature is an illustration of a person or a subject that uses a way of exaggerating the most distinguishable characteristic traits and simplifying the common features in order to magnify the unique features of the subject. Recently, automatic caricature generation has become a research area due to the advantageous features of amusement in the fields
Çimen, Gökçen   +3 more
openaire   +3 more sources

Three-Dimensional Wheat Modelling Based on Leaf Morphological Features and Mesh Deformation

open access: yesAgronomy, 2022
The three-dimensional (3D) morphological structure of wheat directly reflects the interrelationship among genetics, environments, and cropping systems. However, the morphological complexity of wheat limits its rapid and accurate 3D modelling.
Chenxi Zheng   +8 more
doaj   +1 more source

3D modelling and visualization for Vision-based Vibration Signal Processing and Measurement

open access: yesJournal of Intelligent Systems, 2021
With the technological evolutionary advent, a vision-based approach presents the remote measuring approach for the analysis of vibration. The structure vibration test and model parameter identification in the detection of the structure of the bridge ...
Yao Qi   +5 more
doaj   +1 more source

Fully Automated Three-dimensional Crack Modelling Using Tetrahedral Finite Element

open access: yesHangkong gongcheng jinzhan, 2022
Producing structured mesh at the immediate vicinity of the crack front for three-dimensional(3D)crack modelling is a very time consuming and difficult task.A geometry feature based method for 3D crack modelling based on virtual crack closure-integral ...
GAO Wen, WANG Shengnan
doaj   +1 more source

Stellar abundance analyses in the light of 3D hydrodynamical model atmospheres [PDF]

open access: yes, 2003
I describe recent progress in terms of 3D hydrodynamical model atmospheres and 3D line formation and their applications to stellar abundance analyses of late-type stars.
Asplund, Martin
core   +2 more sources

User Experience Evaluation of a Virtual Reality Tool Used for 3D Modelling in Industrial Design Education: A Study in the Indian Context

open access: yesDesigns, 2023
Virtual reality (VR) technology has recently been adopted by educators for use in the classroom. Currently, this educational model includes not only lectures with teachers in the online classroom but also practical sessions using online platforms.
Shakti Banerjee   +2 more
doaj   +1 more source

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