Search Results - "Dubé, Sébastien"

Toward improved analysis of concentration data: Embracing nondetects by Shoari, Niloofar, Dubé, Jean‐Sébastien

“…Various statistical tests on concentration data serve to support decision‐making regarding characterization and monitoring of contaminated media, assessing…”
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Revisiting Pierre Gy's formula (TOS) – A return to size-density classes for applications to contaminated soils, coated particular aggregates and mixed material systems by Dubé, Jean-Sébastien, Esbensen, Kim H.

“…For some real-world material systems, estimations of the incompressible sampling variance based on Gy's classical s2(FSE) formula from the Theory of Sampling…”
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Critical insights in laboratory shear wave velocity correlations of clays by Elbeggo, Dania, Ethier, Yannic, Dubé, Jean-Sébastien, Karray, Mourad

“…Shear wave velocity, V s , is an important mechanical–dynamic parameter allowing the characterization of a soil in the elastic range (γ < 10 –3 %). Thirty-five…”
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An investigation of the impact of left-censored soil contamination data on the uncertainty of descriptive statistical parameters by Shoari, Niloofar, Dubé, Jean-Sébastien

“…Left‐censored concentration data are frequently encountered because measuring instruments cannot detect concentrations below the instrument detection limit…”
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Estimating the mean and standard deviation of environmental data with below detection limit observations: Considering highly skewed data and model misspecification by Shoari, Niloofar, Dubé, Jean-Sébastien, Chenouri, Shoja’eddin

“…•Conflicting opinions exist concerning the suitability of estimation methods to handle left-censored environmental data.•The performance of parametric…”
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ICY: An interface between COMSOL multiphysics and discrete element code YADE for the modelling of porous media by Pirnia, Pouyan, Duhaime, François, Ethier, Yannic, Dubé, Jean-Sébastien

“…The thermal, mechanical and hydrodynamic behaviour of porous media in geoscience applications is usually modelled through the finite-element (FEM) or…”
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Drag Force Calculations in Polydisperse DEM Simulations with the Coarse-Grid Method: Influence of the Weighting Method and Improved Predictions Through Artificial Neural Networks by Pirnia, Pouyan, Duhaime, François, Ethier, Yannic, Dubé, Jean-Sébastien

“…Several methods are employed for drag force calculations with the discrete element method depending on the desired accuracy and the number of particles…”
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Hierarchical multiscale numerical modelling of internal erosion with discrete and finite elements by Pirnia, Pouyan, Duhaime, François, Ethier, Yannic, Dubé, Jean-Sébastien

“…This paper presents a coupled finite and discrete-element model (FEM and DEM) to simulate internal erosion. The model is based on ICY, an interface between…”
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Application of mixed effects models for characterizing contaminated sites by Shoari, Niloofar, Dubé, Jean-Sébastien

“…In a typical data collection process for the purpose of characterizing contaminated sites, boreholes are usually drilled in different locations based on a…”
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Quantification and minimization of uncertainty by geostatistical simulations during the characterization of contaminated sites: 3-D approach to a multi-element contamination by Boudreault, Jean-Philippe, Dubé, Jean-Sébastien, Marcotte, Denis

“…The remediation of contaminated sites is recognized as a means towards the sustainable development of an expanding urban space on the global scale. However, it…”
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On the use of the substitution method in left-censored environmental data by Shoari, Niloofar, Dubé, Jean-Sébastien, Chenouri, Shoja'eddin

“…In risk assessment and environmental monitoring studies, concentration measurements frequently fall below detection limits (DL) of measuring instruments,…”
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Billetes, balas, bytes y bienestar: el poder estructural en el sistema internacional contemporáneo y la marginación del Sur Global by Lube, Sebastian

“…El sistema internacional ha sido el escenario de cambios significativos desde el fin de la guerra fría. Uno de estos concierne a la mayor diversificación de…”
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Analysis of procedures for sampling contaminated soil using Gy's Sampling Theory and Practice by Boudreault, Jean-Philippe, Dubé, Jean-Sébastien, Sona, Mirela, Hardy, Éric

“…Soil sampling is a critical step in environmental site assessment studies. The representativeness of soil samples has a direct influence on financial,…”
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Influence of Particle Size and Grinding on Measurement of Trace Metal Concentrations in Urban Anthropogenic Soils by Dubé, Jean-Sébastien, Sona, Mirela, Boudreault, Jean-Philippe, Hardy, Eric

“…AbstractAssessing the environmental quality of urban anthropogenic soils (UAS) is complicated by their large constitutional heterogeneity, which is…”
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An Extension of Marston’s Solution for the Stresses in Backfilled Trenches with Inclined Walls by Li, Li, Dubé, Jean-Sébastien, Aubertin, Michel

“…Infrastructure rehabilitation and development are very active fields around the world. Many of these activities involve the installation of conduits buried in…”
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Chili : l'internationalisation comme stratégie d'inclusion sociale by Dubé, Sébastien

“…Les groupes chiliens qui revendiquent de nouvelles mesures d'inclusion sociale ont de plus en plus recours a l'intemationalisation comme stratégie visant a…”
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Representativeness of laboratory sampling procedures for the analysis of trace metals in soil by Dubé, Jean-Sébastien, Boudreault, Jean-Philippe, Bost, Régis, Sona, Mirela, Duhaime, François, Éthier, Yannic

“…This study was conducted to assess the representativeness of laboratory sampling protocols for purposes of trace metal analysis in soil. Five laboratory…”
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Sampling particulate matter for analysis – Controlling uncertainty and bias using the theory of sampling by Sona, Mirela, Dubé, Jean-Sébastien

“…Sampling particulate matter for measuring the content of an analyte is a routine operation in many fields of engineering and science. However, sampling can…”
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Assessment of existing Vs-Lab correlations regarding Eastern Canadian clays by Elbeggo, Dania, Ethier, Yannic, Karray, Mourad, Dubé, Jean-Sébastien

“…The small strain shear modulus, Gmax, is an important parameter for characterizing the seismic response of deposits to dynamic loading. The parameter is…”
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A Simplified Dimensionless Model of the Passive Diffusion of Gases and Solutes in Groundwater Through Polymer Tubing by Dubé, Jean-Sébastien, Boudreault, Jean-Philippe

“…The dissolution of gases, such as oxygen, in groundwater is a means to provide electron acceptors required for the biological degradation of organic…”
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