Results 51 to 60 of about 661,831 (374)

Segmenting Periodic Reliefs on Triangle Meshes [PDF]

open access: yes, 2007
Decorative reliefs are widely used for e.g. packaging and porcelain design. In periodic reliefs, the relief repeats a pattern, for example all the way around an underlying surface of revolution. Reverse-engineering of existing reliefs allows them to be re-applied to different base surfaces; we show here how to segment a single repeat unit of a periodic
Liu, Shenglan   +3 more
openaire   +2 more sources

Streaming compression of triangle meshes [PDF]

open access: yesACM SIGGRAPH 2005 Sketches on - SIGGRAPH '05, 2005
Current mesh compression schemes encode triangles and vertices in an order derived from systematically traversing the connectivity graph. These schemes struggle with gigabyte-sized mesh input where the construction and the usage of the data structures that support topological traversal queries become I/O-inefficient and require large amounts of ...
Martin Isenburg   +2 more
openaire   +1 more source

Multiresolution hierarchies on unstructured triangle meshes

open access: yesComputational Geometry, 1999
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Kobbelt, L.   +2 more
openaire   +2 more sources

Progressive Compression of Triangle Meshes

open access: yesImage Processing On Line, 2023
This paper details the first publicly available implementation of the progressive mesh compression algorithm described in the paper entitled "Compressed Progressive Meshes" [R. Pajarola and J. Rossignac, IEEE Transactions on Visualization and Computer Graphics, 6 (2000), pp. 79-93].
Vidal, Vincent   +3 more
openaire   +2 more sources

Unsupervised Machine Learning for Improved Delaunay Triangulation

open access: yesJournal of Marine Science and Engineering, 2021
Physical oceanography models rely heavily on grid discretization. It is known that unstructured grids perform well in dealing with boundary fitting problems in complex nearshore regions.
Tao Song   +7 more
doaj   +1 more source

Peptide‐based ligand antagonists block a Vibrio cholerae adhesin

open access: yesFEBS Letters, EarlyView.
The structure of a peptide‐binding domain of the Vibrio cholerae adhesin FrhA was solved by X‐ray crystallography, revealing how the inhibitory peptide AGYTD binds tightly at its Ca2+‐coordinated pocket. Structure‐guided design incorporating D‐amino acids enhanced binding affinity, providing a foundation for developing anti‐adhesion therapeutics ...
Mingyu Wang   +9 more
wiley   +1 more source

Study on Delaunay Triangular Mesh Delineation for Complex Terrain Based on the Improved Center of Gravity Interpolation Method

open access: yesApplied Sciences
Wind energy resources in complex terrain are abundant. However, the default mesh division of various terrains often needs more specificity, particularly in wind resource analysis. The mesh division method can diminish computational efficiency and quality
Wenhui Zheng   +2 more
doaj   +1 more source

CRACK WIDTH MEASUREMENT FOR NON-PLANAR SURFACES BY TRIANGLE MESH ANALYSIS IN CIVIL ENGINEERING MATERIAL TESTING [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
This publication concentrates on the photogrammetric crack width measurement of crack patterns of concrete probes under impact loading in high-speed stereo image sequences.
F. Liebold, H.-G. Maas, A. A. Heravi
doaj   +1 more source

Geometric Rounding and Feature Separation in Meshes

open access: yes, 2018
Geometric rounding of a mesh is the task of approximating its vertex coordinates by floating point numbers while preserving mesh structure. Geometric rounding allows algorithms of computational geometry to interface with numerical algorithms.
Milenkovic, Victor, Sacks, Elisha
core   +1 more source

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

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