Results 21 to 30 of about 140,293 (270)

Reconstruction of freeform surfaces for metrology [PDF]

open access: yes, 2013
The application of freeform surfaces has increased since their complex shapes closely express a product's functional specifications and their machining is obtained with higher accuracy.
ANWER, Nabil   +4 more
core   +4 more sources

A review on image-based rendering

open access: yesVirtual Reality & Intelligent Hardware, 2019
Image-based rendering is important both in the field of computer graphics and computer vision, and it is also widely used in virtual reality technology.
Yuan CHANG, Guo-Ping WANG
doaj   +1 more source

Piecewise line-symmetric spherical motions for orientation interpolation in 5-Axis CNC tool path planning

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2012
This paper employs quaternion biarcs to interpolate a set of orientations with angular velocity constraints. The resulting quaternion curve represents a piecewise line-symmetric spherical motion with C1 continuity.
Carlos Andrés Trujillo Suárez   +1 more
doaj   +1 more source

Method for registration of 3D shapes without overlap for known 3D priors

open access: yesElectronics Letters, 2021
In 3D registration of point clouds, the goal is to find an optimal transformation that aligns the input shapes, provided that they have some overlap. Existing methods suffer from performance degradation when the overlapping ratio between the neighbouring
P. Hu, A. Munteanu
doaj   +1 more source

Assessment criteria for 2D shape transformations in animation [PDF]

open access: yes, 1997
The assessment of 2D shape transformations (or morphing) for animation is a difficult task because it is a multi-dimensional problem. Existing morphing techniques pay most attention to shape information interactive control and mathematical simplicity ...
Patterson, J., Yu, J-H.
core   +1 more source

Cubic Bézier-Like Triangular Patches for Rainfall Scattered Data Interpolation and Visualization [PDF]

open access: yesITM Web of Conferences
Scattered data interpolation plays an important role in computer graphics and scientific visualization. This method can be used to interpolate any regular or irregular data sets. For instance, rainfall distribution is an example of an irregular data that
Abdul Karim Samsul Ariffin   +7 more
doaj   +1 more source

Developing a Parametric 3D Face Model Editing Algorithm

open access: yesIEEE Access, 2020
In the fields of computer graphics and computer vision, a great amount of research and analysis has been conducted on expression-carrying face models.
Min Pang   +5 more
doaj   +1 more source

Interpolation on the special orthogonal group with high-dimensional Kuramoto model

open access: yesIOP Conference Series: Materials Science and Engineering, 2021
The construction of smooth interpolation trajectories in different non-Euclidean spaces finds application in robotics, computer graphics, and many other engineering fields.
Aladin Crnkić, Zinaid Kapić
semanticscholar   +1 more source

Extensible Implementation of Reliable Pixel Art Interpolation

open access: yesFoundations of Computing and Decision Sciences, 2019
Pixel art is aesthetics that emulates the graphical style of old computer systems. Graphics created with this style needs to be scaled up for presentation on modern displays. The authors proposed two new modifications of image scaling for this purpose: a
Stasik Paweł M., Balcerek Julian
doaj   +1 more source

Morphing of Triangular Meshes in Shape Space [PDF]

open access: yes, 2008
We present a novel approach to morph between two isometric poses of the same non-rigid object given as triangular meshes. We model the morphs as linear interpolations in a suitable shape space $\mathcal{S}$.
A. Brunton   +6 more
core   +6 more sources

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