Results 41 to 50 of about 398,436 (318)

Re: Using Space-Based Investigations to Inform Cancer Research on Earth

open access: yesJournal of Urological Surgery, 2015
In the Universe, four main forces are effective. These are weak nuclear force, strong nuclear force, electromagnetic force and gravitational force. Gravity is the attractive force between all matter.
J.L. Becker, G.R. Souza
doaj   +1 more source

Everything moves: The rapid changes in photogrammetry and remote sensing

open access: yesGeo-spatial Information Science, 2021
Changes in technology are coming at an ever increasing pace. This holds for photogrammetry and remote sensing as well. “Everything moves” – this is why I chose this topic to shed some light on some of the recent developments.
Armin Gruen
doaj   +1 more source

Algorithm for correcting the image depth map based on the points brightness and their distance from the observation point

open access: yesВестник Дагестанского государственного технического университета: Технические науки, 2020
Objective. Modeling the human head is a significant problem that arises in a wide variety of fields of science and technology. Existing active technologies for reconstruction and modeling of the object under study require expensive equipment and trained ...
S. I. Korotkevich, Yu. V. Minaeva
doaj   +1 more source

Corrosion of Steel in Concrete – Modeling of Electrochemical Potential Measurement in 3D Geometry [PDF]

open access: yesArchives of Metallurgy and Materials, 2020
The paper presents a 3D model and simulations of corroding reinforcement bars in a concrete element. Electric potential distributions are calculated in the concrete matrix and on its surface for two rebars arrangements with one or three active (anodic ...
R. Filipek   +2 more
doaj   +1 more source

A new automated workflow for 3D character creation based on 3D scanned data [PDF]

open access: yes, 2004
In this paper we present a new workflow allowing the creation of 3D characters in an automated way that does not require the expertise of an animator.
Sibiryakov, Alexander   +5 more
core   +1 more source

Characterizing 3D City Modeling Projects: Towards a Harmonized Interoperable System

open access: yesISPRS International Journal of Geo-Information, 2018
3D city models have become common geospatial data assets for cities that can be utilized in numerous fields, in tasks related to planning, visualization, and decision-making among others. We present a study of 3D city modeling focusing on the six largest
Arttu Julin   +7 more
doaj   +1 more source

Optimizing of Metal Foam Design for the Use as a Heat Exchanger [PDF]

open access: yesArchives of Metallurgy and Materials, 2018
The work deals with possibilities of using this specific material. It is focused on cast metal foams with a regular arrangement of internal cells and it refers to already used casting technologies – the production of metal foamswith the aid of sand cores.
F. Radkovský, M. Gebauer, V. Merta
doaj   +1 more source

3D moving object reconstruction by temporal accumulation [PDF]

open access: yes, 2014
Much progress has been made recently in the development of 3D acquisition technologies, which increased the availability of low-cost 3D sensors, such as the Microsoft Kinect.
Mark S. Nixon   +5 more
core   +1 more source

Surgical planning aided with 3D technologies for management of complex paracardiac tumors

open access: yesJournal of Cardiothoracic Surgery
Background Accurate diagnosis and treatment of complex cardiac tumors poses challenges, particularly when surgical resection is considered. 3D reconstruction and printing appear as a novel approach to allow heart teams for optimal surgical and post ...
Camilo E. Pérez-Cualtán   +11 more
doaj   +1 more source

Reverse-engineering of architectural buildings based on an hybrid modeling approach [PDF]

open access: yes, 2006
We thank MENSI and REALVIZ companies for their helpful comments and the following people for providing us images from their works: Francesca De Domenico (Fig. 1), Kyung-Tae Kim (Fig. 9).
Livio De Luca   +5 more
core   +1 more source

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