Results 21 to 30 of about 13,706,163 (294)

Hybrid three-dimensional modelling for reservoir fluorescent dissolved organic matter risk assessment

open access: yes, 2022
A coupled data-driven and three-dimensional (3D) process-based fluorescent dissolved organic matter (fDOM) prediction model was developed for a shallow, subtropical Australian reservoir.
Zhang, Hong   +4 more
core   +1 more source

Application and prospects of three-dimensional modelling technology in rectal cancer surgery [PDF]

open access: yesWaike lilun yu shijian
Surgery is the mainly treatment for rectal cancer. Rectal cancer surgery currently poses specific challenges due to the complex anatomy of pelvic and narrow operating area.
CHEN Zilong, ZHAO Ren
doaj   +1 more source

Aspects of three-dimensional MHD : magnetic reconnection and rotating coronae [PDF]

open access: yes, 2010
Solutions of the magnetohydrodynamic (MHD) equations are very important for modelling laboratory, space and astrophysical plasmas, for example the solar and stellar coronae, as well as for modelling many of the dynamic processes that occur in these ...
Al-Salti, Nasser S.
core   +2 more sources

THREE DIMENSIONAL CFD MODELLING OF FLOW STRUCTURE IN COMPOUND CHANNELS [PDF]

open access: yesMehran University Research Journal of Engineering and Technology, 2010
The computational modeling of three dimensional flows in a meandering compound channel has been performed in this research work. The flow calculations are performed by solving 3D steady state continuity and Reynolds averaged Navier-Stokes equations.
Usman Ghani   +2 more
doaj  

A method for deducing neck mobility in plesiosaurs, using the exceptionally preserved Nichollssaura borealis [PDF]

open access: yesRoyal Society Open Science, 2018
The elongate-necked aquatic plesiosaurs existed for 135 Myr during the Mesozoic. The function of this elongate neck is a point of debate. Using computed tomography and three-dimensional (3D) modelling, the range of motion (ROM) of the plesiosaur ...
Ramon S. Nagesan   +2 more
doaj   +1 more source

THREE-DIMENSIONAL DATA MODELLING FOR UNDERGROUND UTILITY NETWORK MAPPING [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2018
Cities around the world face an increasing need for land as density in urban areas increases rapidly. The pressure to expand a city’s space is especially acute for a city-state like Singapore. How to make better use of underground space?
J. Yan   +6 more
doaj   +1 more source

Three-dimensional modelling of artificial caves for geomechanical analysis [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Accurate cave surveying is crucial for understanding their genesis, current state, and potential hazards, especially in challenging environments marked by limited accessibility and poor visibility.
A. Spadaro   +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

IMPLICIT THREE-DIMENSIONAL GEO-MODELLING BASED ON HRBF SURFACE [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
Three-dimensional (3D) geological models are important representations of the results of regional geological surveys. However, the process of constructing 3D geological models from two-dimensional (2D) geological elements remains difficult and time ...
J. Gou, W. Zhou, L. Wu
doaj   +1 more source

Noise modelling for denoising and three‐dimensional face recognition algorithms performance evaluation

open access: yesIET Computer Vision, 2015
This study proposes an algorithm is proposed to quantitatively evaluate the performance of three‐dimensional (3D) holistic face recognition algorithms when various denoising methods are used.
Mehryar Emambakhsh   +2 more
doaj   +1 more source

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