Results 31 to 40 of about 7,348,390 (310)

3D Shape Reconstruction from 2D Images with Disentangled Attribute Flow [PDF]

open access: yesComputer Vision and Pattern Recognition, 2022
Reconstructing 3D shape from a single 2D image is a challenging task, which needs to estimate the detailed 3D structures based on the semantic attributes from 2D image.
Xin Wen   +4 more
semanticscholar   +1 more source

Weakly Supervised Learning of Rigid 3D Scene Flow [PDF]

open access: yesComputer Vision and Pattern Recognition, 2021
We propose a data-driven scene flow estimation algorithm exploiting the observation that many 3D scenes can be explained by a collection of agents moving as rigid bodies.
Zan Gojcic   +4 more
semanticscholar   +1 more source

بررسی عددی شرایط هیدرولیکی جریان در مستهلک‌کننده‌های جامی و تأثیر نوع جریان ورودی و شکل هندسی بر آن [PDF]

open access: yesهیدرولیک
یکی از روش های کاستن انرژی آب در صنعت سد سازی، استفاده از سازه‌های مستهلک کننده مانند پرتاب کننده‌های جامی شکل است. در این پژوهش رفتار جریان آب در جام سد آزاد با استفاده از نرم‌افزار Flow-3D با در نظر گرفتن عدم اختلاط آب و هوا مدل‌سازی شد و پس از انتخاب ...
حسام وطن دوست   +1 more
doaj   +1 more source

Assessment of Turbulence Models on Bridge-Pier Scour Using Flow-3D

open access: yesWorld Journal of Engineering and Technology, 2019
The main purpose of this paper is to analyze the influence of different turbulence flow models on scouring pit of bridge-pier. Flow-3D software is applied in line with the purpose.
C. Man   +4 more
semanticscholar   +1 more source

Continuous Volumetric 3D Printing: Xolography in Flow

open access: yesAdvances in Materials, 2023
Additive manufacturing techniques continue to improve in resolution, geometrical freedom, and production rates, expanding their application range in research and industry.
Lucas Stüwe   +7 more
semanticscholar   +1 more source

Three dimensional three component whole heart cardiovascular magnetic resonance velocity mapping: comparison of flow measurements from 3D and 2D acquisitions

open access: yesJournal of Cardiovascular Magnetic Resonance, 2009
Background Two-dimensional, unidirectionally encoded, cardiovascular magnetic resonance (CMR) velocity mapping is an established technique for the quantification of blood flow in large vessels.
Rasmusson Allan   +4 more
doaj   +1 more source

Using 3D-printed fracture networks to obtain porosity, permeability, and tracer response datasets

open access: yesData in Brief, 2023
An in-depth understanding of flow through fractured media is vital to optimise engineering applications, including geothermal energy production, enhanced oil recovery, CO2 storage, and nuclear waste disposal.
Megumi Konno   +2 more
doaj   +1 more source

Unsupervised Learning of 3D Scene Flow with 3D Odometry Assistance

open access: yesCoRR, 2022
Scene flow represents the 3D motion of each point in the scene, which explicitly describes the distance and the direction of each point's movement. Scene flow estimation is used in various applications such as autonomous driving fields, activity recognition, and virtual reality fields.
Guangming Wang 0001   +3 more
openaire   +2 more sources

Performance assessment of OpenFOAM and FLOW-3D in the numerical modeling of a low Reynolds number hydraulic jump

open access: yesEnvironmental Modelling & Software, 2016
A comparative performance analysis of the CFD platforms OpenFOAM and FLOW-3D is presented, focusing on a 3D swirling turbulent flow: a steady hydraulic jump at low Reynolds number. Turbulence is treated using RANS approach RNG k-e. A Volume Of Fluid (VOF)
Arnau Bayón   +4 more
semanticscholar   +1 more source

Three-Dimensional Simulations of Subaerial Landslide-Generated Waves: Comparing OpenFOAM and FLOW-3D HYDRO Models

open access: yesPure and Applied Geophysics
The recent destructive landslide tsunamis, such as the 2018 Anak Krakatau event, were fresh reminders for developing validated three-dimensional numerical tools to accurately model landslide tsunamis and to predict their hazards.
R. Sabeti   +4 more
semanticscholar   +1 more source

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