Snow avalanche formation

J Schweizer, J Bruce Jamieson… - Reviews of …, 2003 - Wiley Online Library
Snow avalanches are a major natural hazard, endangering human life and infrastructure in
mountainous areas throughout the world. In many countries with seasonally snow‐covered …

[图书][B] Digital geometry: Geometric methods for digital picture analysis

R Klette, A Rosenfeld - 2004 - books.google.com
Digital geometry is about deriving geometric information from digital pictures. The field
emerged from its mathematical roots some forty-years ago through work in computer-based …

Tomography of temperature gradient metamorphism of snow and associated changes in heat conductivity

M Schneebeli, SA Sokratov - Hydrological Processes, 2004 - Wiley Online Library
Temperature gradient metamorphism is one of the dominant processes changing the
structure of natural dry snow. The structure of snow regulates the thermal and mechanical …

Three-dimensional geometric measurements of snow microstructural evolution under isothermal conditions

F Flin, JB Brzoska, B Lesaffre, C Coléou… - Annals of …, 2004 - cambridge.org
Snow, from its fall until its full melting, undergoes a structural metamorphism that is governed
by temperature and humidity fields. Among the many possible mechanisms that contribute to …

Full three-dimensional modelling of curvature-dependent snow metamorphism: first results and comparison with experimental tomographic data

F Flin, JB Brzoska, B Lesaffre, C Coléou… - Journal of Physics D …, 2003 - iopscience.iop.org
Snow, from its fall until its full melting, undergoes a structure metamorphism governed by
temperature and humidity fields. Among the many possible mechanisms that contribute to …

Adaptive estimation of normals and surface area for discrete 3-D objects: application to snow binary data from X-ray tomography

F Flin, JB Brzoska, D Coeurjolly… - … on Image Processing, 2005 - ieeexplore.ieee.org
Estimating the normal vector field on the boundary of discrete three-dimensional objects is
essential for rendering and image measurement problems. Most of the existing algorithms …

X-ray tomography for 3D analysis of ice particles in jet A-1 fuel

I Haffar, F Flin, C Geindreau, N Petillon, PC Gervais… - Powder Technology, 2021 - Elsevier
Water in jet fuels is an important concern for the aeronautical industry, especially at freezing
temperatures, for which ice-clogging phenomena may occur in the fuel-feeding system, with …

Lattice‐Boltzmann modeling of the air permeability of polar firn

Z Courville, M Hörhold, M Hopkins… - Journal of Geophysical …, 2010 - Wiley Online Library
Recent advances in three‐dimensional (3D) imaging of snow and firn combined with
numerical modeling of flow through complex geometries have greatly improved the ability to …

On the 'most normal'normal—Part 2

R Aubry, EL Mestreau, S Dey, BK Karamete… - Finite Elements in …, 2015 - Elsevier
Abstract In [1], a definition is given of the 'most normal'normal. This is the normal that
minimizes the maximal angle with a given set of normals. The algorithm proposed does …

Multigrid convergence and surface area estimation

D Coeurjolly, F Flin, O Teytaud, L Tougne - Geometry, Morphology, and …, 2003 - Springer
Surface area of discrete objects is an important feature for model-based image analysis. In
this article, we present a theoretical framework in order to prove multigrid convergence of …