نتایج جستجو برای: irregular tessellation

تعداد نتایج: 33047  

2014
Naoya Yoshihara Takehiro Yamashita Kyoko Ohno-Matsui Taiji Sakamoto

A tessellated fundus is a common characteristic of myopic eyes and is an important clinical marker for the development of retinochoroidal changes. However, the exact cause and significance of tessellated fundi have not been definitively determined. We determined the degree of tessellation in fundi objectively in normal, non-pathological myopic eyes, and correlated the degree of tessellation and...

2012
DAVID NEUHÄUSER CHRISTIAN HIRSCH CATHERINE GLOAGUEN

Distributional properties and a simulation algorithm for the Palm version of stationary iterated tessellations are considered. In particular we study the limit behavior of functionals related to Cox-Voronoi cells (such as typical shortest path lengths) if either the intensity γ0 of the initial tessellation or the intensity γ1 of the component tessellation converges to 0. We develop an explicit ...

2016
Cesar González Mariano Pérez Juan M. Orduña

Real-Time terrain visualization plays an important rule in multiple popular applications like geographical information systems, computer games, or civil or militar simulators, where hardware tessellation has become a de-facto standard nowadays in the graphic pipeline. Also, post-processing techniques enhance the appearance of the rendered image by applying changes at the pixel level using the f...

2017
Jin-Bae Park Kwang Soon Kim

In this paper, in order to optimize the cell range expansion (CRE) and enhanced intercell interference coordination (eICIC) in long-term evolution advanced (LTE-A) heterogeneous cellular networks (HCNs) using multiple-input multiple-output (MIMO), a practical tessellation-based load balancing scheme is proposed, which requires little change in existing protocols. It is shown that the tessellati...

2010
Jacob Munkberg Jon Hasselgren Robert Toth Tomas Akenine-Möller

In this paper, we present a new approach to conservative bounding of displaced Bézier patches. These surfaces are expected to be a common use case for tessellation in interactive and real-time rendering. Our algorithm combines efficient normal bounding techniques, min-max mipmap hierarchies and oriented bounding boxes. This results in substantially faster convergence for the bounding volumes of...

Journal: :Comput. J. 2014
Qibin Duan Dirk P. Kroese Tim J. Brereton Aaron Spettl Volker Schmidt

A Laguerre tessellation is a generalization of a Voronoi tessellation where the proximity between points is measured via a power distance rather than the Euclidean distance. Laguerre tessellations have found significant applications in materials science, providing improved modeling of (poly)crystalline microstructures and grain growth. There exist efficient algorithms to construct Laguerre tess...

Journal: :Artificial Intelligence 2023

We study the quality of weighted shortest paths when a continuous 2-dimensional space is discretized by triangular tessellation. In order to evaluate how well tessellation approximates space, we three types paths: path~$ \mathit{SP_w}(s,t) $, which path from $ s t in space; vertex \mathit{SVP_w}(s,t) where vertices are tessellation; and grid \mathit{SGP_w}(s,t) whose edges The ratios \frac{\lVe...

Journal: :SoftwareX 2021

Polycrystal microstructures, with their distinct physical, chemical, structural and topological entities, play an important role in determining the effective properties of materials. Particularly for computational studies, well-known Voronoi tessellation technique is regularly used obtaining microstructures. Standard tessellations, however, exhibit statistics that are generally far removed from...

Journal: :Journal of Computing and Information Technology 2001

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