Results 81 to 90 of about 101,603 (299)

Dynamic Wave Trains: A Procedural Approach to Spatially Varying Ocean Synthesis

open access: yesComputer Graphics Forum, EarlyView.
In this paper, we present a high performance procedural model capable of synthesizing and rendering a virtually infinite ocean. Our method exhibits spatial variations as the orientations, speed and choppiness of the waves is parametrized for each frequencies and each point in space. The provided visual abstract exhibits a sunset rendering of a large 40 
Romain Fournier   +4 more
wiley   +1 more source

Static and dynamic analysis of rockfill dam using finite-infinite element method [PDF]

open access: yes, 2005
In this paper, the dam body and the underneath soil were modeled using coupled finite-infinite elements under plane strain conditions. Initially, static stresses developed in the dam-foundation system due to gravity and hydrostatic loads are evaluated ...
Jaafar, Mohd Saleh   +3 more
core  

Application of the $\chi^2$ principle and unbiased predictive risk estimator for determining the regularization parameter in 3D focusing gravity inversion

open access: yes, 2014
The $\chi^2$ principle and the unbiased predictive risk estimator are used to determine optimal regularization parameters in the context of 3D focusing gravity inversion with the minimum support stabilizer. At each iteration of the focusing inversion the
Ardestani, Vahid E.   +2 more
core   +1 more source

Absence of a VVDZ Discontinuity in AdS_AdS [PDF]

open access: yes, 2001
We clarify the role of gauge invariance for the theory of an AdS4 brane embedded in AdS5. The presence of a nonvanishing mass parameter even for the lightest KK mode of the graviton indicates that all of the spin-2 modes propagate five polarization ...
Karch, Andreas   +2 more
core   +2 more sources

Ecologization Is Not a Metaphor: Museums in the Web of Life

open access: yesCurator: The Museum Journal, EarlyView.
ABSTRACT This article documents and critiques emerging accounts of museum “ecologization”. Drawing on political ecology, materialist theory, and contemporary museum practice, we challenge dominant frameworks of ecological modernization and advocate for a more critical understanding of museums in the web of life.
Colin Sterling   +2 more
wiley   +1 more source

Study on Seismic Safety Evaluation Models for Gravity Dams Based on Integrated Performance Indicators

open access: yesRenmin Zhujiang
Existing studies typically explore the differences in seismic performance evaluation results of different evaluation models for concrete gravity dams by analyzing amplitude factors while neglecting the influence of ground motion duration.
FAN Wenzhan, ZHU Shaokun, CHEN Bo
doaj   +2 more sources

On the detectability of quantum spacetime foam with gravitational-wave interferometers [PDF]

open access: yes, 1999
We discuss a recent provocative suggestion by Amelino-Camelia and others that classical spacetime may break down into ``quantum foam'' on distance scales many orders of magnitude larger than the Planck length, leading to effects which could be detected ...
Abramovici   +9 more
core   +2 more sources

Green Developmentalism? The Political Economy of Hydropower in India in the 21st Century

open access: yesDevelopment and Change, EarlyView.
ABSTRACT This article critically examines the political economy of hydropower in India since its global reconfiguration as ‘green energy’ in the early 2000s. While an opportune convergence of interests among key global, national and subnational stakeholders contributed to the greening of hydropower in India, this reframing did not produce the expected ...
Vasudha Chhotray, Harsh Vasani
wiley   +1 more source

Weak gravity in DGP braneworld model [PDF]

open access: yes, 2003
We analyze the weak gravity in the braneworld model proposed by Dvali-Gabadadze-Porrati, in which the unperturbed background spacetime is given by five dimensional Minkowski bulk with a brane which has the induced Einstein Hilbert term.
A. Higuchi   +30 more
core   +3 more sources

Epidemiologia da paralisia cerebral no Brasil pela perspectiva da Classificação Internacional de Funcionalidade, Incapacidade e Saúde

open access: yesDevelopmental Medicine &Child Neurology, EarlyView.
Resumo Objetivo Estabelecer uma descrição geral das pessoas com paralisia cerebral (PC) no Brasil, incluindo a epidemiologia, características clínicas, funcionalidade e acesso à reabilitação e equipamentos, pela perspectiva da Classificação Internacional de Funcionalidade, Incapacidade e Saúde (CIF), utilizando dados preliminares do Registro Brasileiro
Hércules Ribeiro Leite   +10 more
wiley   +1 more source

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