Results 11 to 20 of about 3,001,855 (283)

Comparison of Volumetric Analysis Methods for Machine Tools with Rotary Axes [PDF]

open access: yes, 2009
Confidence in the ability of a production machine to meet manufacturing tolerances requires a full understanding of the accuracy of the machine. However, the definition of “the accuracy of the machine” is open to interpretation. Historically, this has
Longstaff, Andrew P.   +3 more
core   +17 more sources

Improving Geometric Accuracy of 3D Printed Parts Using 3D Metrology Feedback and Mesh Morphing

open access: yesJournal of Manufacturing and Materials Processing, 2020
Additive manufacturing (AM), also known as 3D printing, has gained significant interest due to the freedom it offers in creating complex-shaped and highly customized parts with little lead time. However, a current challenge of AM is the lack of geometric
Moustapha Jadayel, Farbod Khameneifar
doaj   +3 more sources

Geometric Accuracy Assessment of Deimos-2 Panchromatic Stereo Pairs: Sensor Orientation and Digital Surface Model Production [PDF]

open access: yesSensors, 2020
Accurate elevation data, which can be extracted from very high-resolution (VHR) satellite images, are vital for many engineering and land planning applications.
Manuel A. Aguilar   +3 more
doaj   +2 more sources

Checking the Geometric Accuracy of a Machine Tool for Selected Geometric Parameters

open access: yesActa Polytechnica, 2012
This paper deals with the control parameters for selected geometric accuracy measurements for a machine tool. The parameters were needed after a refurbished milling machine was purchased.
Adam Janásek   +2 more
doaj   +3 more sources

Recommended procedure for headroom design according to geometric parameters of building structures

open access: yesActa Polytechnica, 2022
The system of Czech technical standards for geometric accuracy assumes that the designer determines the functional geometric parameters for a specific building.
Linda Veselá
doaj   +1 more source

The Use of UAV in Cadastral Mapping of the Czech Republic

open access: yesISPRS International Journal of Geo-Information, 2021
The main challenge in the renewal and updating of the Cadastre of Real Estate of the Czech Republic is to achieve maximum efficiency but to retain the required accuracy of all points in the register.
Václav Šafář   +6 more
doaj   +1 more source

The Significance of Cross-Sectional Shape Accuracy and Non-Linear Elasticity on the Numerical Modelling of Cerebral Veins under Tensile Loading

open access: yesBiology, 2023
Traumatic brain injury (TBI) is a serious global health issue, leading to serious disabilities. One type of TBI is acute subdural haematoma (ASDH), which occurs when a bridging vein ruptures. Many numerical models of these structures, mainly based on the
Fábio A. O. Fernandes   +1 more
doaj   +1 more source

Measuring the Accuracy of Judgmental Adjustments to SKU-level Demand Forecasts [PDF]

open access: yes, 2010
The paper shows that due to the features of SKU (stock-keeping unit) demand data wellknown error measures previously used to analyse the accuracy of adjustments are generally not advisable for the task.
Trapero Arenas, J R   +2 more
core   +4 more sources

Geolocation Accuracy Validation of High-Resolution SAR Satellite Images Based on the Xianning Validation Field

open access: yesRemote Sensing, 2023
The geolocation accuracy of Synthetic Aperture Radar (SAR) images is crucial for their application in various industries. Five high-resolution SAR satellites, namely ALOS, TerraSAR-X, Cosmo-SkyMed, RadarSat-2, and Chinese YG-3, provide a vast amount of ...
Boyang Jiang   +8 more
doaj   +1 more source

High accuracy geometric Hermite interpolation [PDF]

open access: yesComputer Aided Geometric Design, 1987
In natürlicher Verallgemeinerung der Hermiteschen Standardinterpolation werden für parametrisierte ebene Kurven interpolierende kubische Splines p(i) bestimmt. Dabei sind die Knotenpunkte und in jedem Knotenpunkt Tangente und Krümmung vorgeschrieben. Die Komponenten von p(i) sind kubische Polynome auf den Parameterintervallen \((i,i+1)\).
Carl de Boor   +2 more
openaire   +2 more sources

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