Results 31 to 40 of about 1,409,025 (319)

Static/Dynamic Filtering for Mesh Geometry [PDF]

open access: yes, 2018
The joint bilateral filter, which enables feature-preserving signal smoothing according to the structural information from a guidance, has been applied for various tasks in geometry processing.
Deng, Bailin   +5 more
core   +3 more sources

A Survey of Algorithmic Shapes

open access: yesRemote Sensing, 2015
In the context of computer-aided design, computer graphics and geometry processing, the idea of generative modeling is to allow the generation of highly complex objects based on a set of formal construction rules.
Ulrich Krispel   +2 more
doaj   +1 more source

Monitoring the Petermann Ice Island with TanDEM-X [PDF]

open access: yes, 2012
This paper presents the processing of TanDEM-X acquisitions for the monitoring of the topography of the Petermann ice island. In this particular case the area under study is continuously moving and the acquisition geometry is changing, so the processing ...
Busche, Thomas   +6 more
core   +1 more source

Real-time programmable acoustooptic synthetic aperture radar processor [PDF]

open access: yes, 1988
The acoustooptic time-and-space integrating approach to real-time synthetic aperture radar (SAR) processing is reviewed, and novel hybrid optical/electronic techniques, which generalize the basic architecture, are described.
Haney, Michael, Psaltis, Demetri
core   +1 more source

A Primer on Stochastic Differential Geometry for Signal Processing [PDF]

open access: yesIEEE Journal of Selected Topics in Signal Processing, 7(4), August 2013, pp. 681-699, 2013
This primer explains how continuous-time stochastic processes (precisely, Brownian motion and other Ito diffusions) can be defined and studied on manifolds. No knowledge is assumed of either differential geometry or continuous-time processes. The arguably dry approach is avoided of first introducing differential geometry and only then introducing ...
arxiv   +1 more source

3D scanning and geometry processing techniques for customised hand orthotics: an experimental assessment

open access: yesVirtual and Physical Prototyping, 2018
In the field of rehabilitation, the 3D scanning of body parts can be considered a crucial starting point for subsequent 3D model design of customised devices, especially when additive manufacturing techniques are involved in their production.
Paola Volonghi   +2 more
doaj   +1 more source

Network Geometry [PDF]

open access: yesNature Reviews Physics, v.3, 114-135, 2021, 2020
Real networks are finite metric spaces. Yet the geometry induced by shortest path distances in a network is definitely not its only geometry. Other forms of network geometry are the geometry of latent spaces underlying many networks, and the effective geometry induced by dynamical processes in networks.
arxiv   +1 more source

Weighted Triangulations for Geometry Processing [PDF]

open access: yes, 2014
In this article we investigate the use of weighted triangulations as discrete, augmented approximations of surfaces for digital geometry processing. By incorporating a scalar weight per mesh vertex, we introduce a new notion of discrete metric that ...
de Goes, Fernando   +3 more
core   +1 more source

VPL geometry processing for open multilevel and multiscalar databases [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
This study investigates open-source VPL algorithms for storage, geolocalization and comparison of diagnostic multi-sensor data on 3D semi-automatic geometric database extracted from low-cost image-based models and shared on open web-based platform to ...
E. Lanzara   +3 more
doaj   +1 more source

Geodesics in supersymmetric microstate geometries [PDF]

open access: yes, 2017
It has been argued that supersymmetric microstate geometries are classically unstable. One argument for instability involves considering the motion of a massive particle near the ergosurface of such a spacetime. It is shown that the instability can be triggered by a particle that starts arbitrarily far from the ergosurface.
arxiv   +1 more source

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