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Xavier Emery

Full professor

UNIVERSIDAD DE CHILE

Santiago, Chile

Geostatistics; Mineral resources evaluation

Ingeniero civil, Ecole Nationale Supérieure des Mines de Paris. Francia, 1998
Geostatistics, Ecole Nationale Supérieure des Mines de Paris. Francia, 2004

Full professor Full Time

UNIVERSIDAD DE CHILE

Santiago, Chile

2012 - At present
Associate professor Full Time

UNIVERSIDAD DE CHILE

Santiago, Chile

2008 - 2012
Assistant professor Full Time

UNIVERSIDAD DE CHILE

Santiago, Chile

2004 - 2008
Instructor Full Time

UNIVERSIDAD DE CHILE

Santiago, Chile

2001 - 2004

Professor Full Time

Universidad de Chile

Santiago, Chile

2001 - At present

UNDERGRADUATE TUTORIAL
(Student name, thesis title, degree, University, year, role)

1) C. Lara: “Incorporación de control geológico en la estimación de leyes de cobre y oro en un yacimiento porfídico”. Mining Engineering, U. de Chile, 2023, advisor.
2) L. Meszaros: “Modelamiento de depósitos de vetas polimetálicas de geometría estrecha a través de geoestadística transitiva”. Geology, U. de Chile, 2023, advisor.
3) N. Lepiman: “Comparación de estrategias de modelamiento variográfico multivariable para evaluación de yacimientos multi-elementos”. Mining Engineering, U. de Chile,, 2022, advisor
4) J.J. González: “Definición de dominios de estimación de recursos aplicando técnicas de aprendizaje automático: Caso de un depósito epitermal de oro”. Geology, U. de Chile, 2021, advisor.
5) S. Legassa: “Creación de un Modelo Basado en el Índice de Gittins para Definir Prioridad en un Portafolio de Proyectos de Exploración de Yacimientos Mineros y Comparación con otros Posibles Modelos”. Mining Engineering, U. de Chile, 2021, co-advisor.
6) B. Marchant: “Determinación de Envolvente Económica Incorporando Incertidumbre Geológica y de Mercado en Mina de Hierro”. Mining Engineering, U. de Chile, 2021, advisor.
7) S. Arévalo: “Predicción geoestadística de variables geometalúrgicas definidas por cocientes”. Mining Engineering, U. de Chile, 2019, advisor.
8) G. Navarro: “Comparación entre la Aplicación de Kriging y Cokriging para Estimar Especies de Cobre en un Yacimiento Tipo Pórfido Cuprifero”. Mining Engineering, U. de Chile, 2020, advisor
9) M. Avila: “Desarrollo de guía de mejores prácticas en estimación de recursos mineros para yacimientos tipo pórfido cuprífero en Chile”. Mining Engineering, U. de Chile, 2019, advisor.
10) A. Jorquera: “Modelación de la variabilidad espacial de la profundidad de nieve con machine learning y geoestadística utilizando datos LIDAR en Cuenca Piuquenes, Región Metropolitana”. Civil Engineering, U. de Chile, 2019, co-advisor.
11) M. Salas: “Predicción geoestadística de unidades geológicas o geometalúrgicas utilizando información de variables cuantitativas”. Mining Engineering, U. de Chile, 2019, advisor.
12) P. Vega: “Estimación de la frecuencia de fracturas en yacimientos mineros vía herramientas geoestadísticas”. Mining Engineering, U. de Chile, 2018, advisor.
13) G. Pizarro: “Modelos estadísticos de peligro sísmico aplicados a minería de panel caving”. Mining Engineering, U. de Chile, 2018, co-advisor.
14) L. Díaz: “Impacto de la variabilidad geotécnica del macizo rocoso en el diseño de caserones en minería por sublevel stoping”. Mining Engineering, U. de Chile, 2017, co-advisor.
15) P. Cabrera: “Uso del variograma generalizado para inferencia de estructuras espaciales no-estacionarias”. Mining Engineering, U. de Chile, 2017, advisor.
16) A. Troncoso: “Aplicación del muestreador de Gibbs a la simulación condicional de unidades geológicas”. Mining Engineering, U. de Chile, 2017, advisor.
17) M.C. Grigaliunas: “Diseño óptimo de minería subterránea autosoportada”. Mining Engineering, U. de Chile, 2016, co-advisor.
18) V. Buscaglione: “Aplicación de truncación para la estimación de leyes”. Mining Engineering, U. de Chile, 2016, advisor.
19) L. Serrano: “Modelo de sustitución para la simulación condicional de leyes”. Mining Engineering, U. de Chile, 2016, advisor.
20) F. Vargas: “Estudio de mineralización y distribución de Ag en el sector Los Bronces del Complejo Porfídico Cu-Mo Río Blanco – Los Bronces, Región Metropolitana, Chile”. Geology, U. de Chile, 2015, co-advisor.
21) L. Muñoz: “Uso de kriging universal en la simulación condicional de leyes”. Mining Engineering, U. de Chile, 2015, advisor.
22) N. Mery: “Modelamiento y cosimulación de leyes en un yacimiento ferrífero”. Mining Engineering, U. de Chile, 2015, advisor.
23) P. Leyton: “Simulación Gaussiana truncada utilizando información de proporciones locales”. Mining Engineering, U. de Chile, 2015, advisor.
24) C. Cancino: “Comparación de estrategias de compositación”.Mining Engineering, U. de Chile, 2014, advisor.
25) D. Rosales: “Implementación de metodología para determinar dominios geometalúrgicos de estimación”. Mining Engineering, U. de Chile, 2014, co-advisor.
26) G. Pernigotti: “Simulación plurigaussiana usando proporciones locales”. Mining Engineering, U. de Chile, 2014, advisor.
27) I. Moscoso: “Simulación Gaussiana truncada con incertidumbre en proporciones”. Mining Engineering, U. de Chile, 2014, advisor.
28) T. Frez: “Kriging y simulación secuencial de indicadores con proporciones localmente variables”. Mining Engineering, U. de Chile, 2014, advisor.
29) Y. Martínez: “Simulación secuencial Gaussiana no estacionaria de leyes”. Mining Engineering, U. de Chile, 2014, co-advisor.
30) L. Cuevas: “Modelamiento del efecto de soporte en un contexto multivariable”. Mining Engineering, U. de Chile, 2013, advisor.
31) D. Vergara: “Estimación multivariable y sesgo condicional”. Mining Engineering, U. de Chile, 2013, advisor.
32) S. Avalos: “Simulación multi-puntos utilizando el algoritmo Filtersim: análisis de sensibilidad y casos de estudio”. Mining Engineering, U. de Chile, 2013, co-advisor.
33) J. León: “Modelos bivariables de cambio de soporte”. Mining Engineering, U. de Chile, 2013, advisor.
34) M. Ortiz: “Estimación de recursos recuperables por condicionamiento uniforme”. Mining Engineering, U. de Chile, 2013, advisor.
35) C. Soto L.: “Modelamiento de unidades lito-geotécnicas, proyecto Caracoles”. Geology, U. de Chile, 2012, co-advisor.
36) I. Salinas: “Estimación de recursos en un yacimiento de fierro”. Mining Engineering, U. de Chile, 2012, advisor.
37) W. Lange: “Modelamiento y co-simulación de leyes de cobre total y soluble”. Mining Engineering, U. de Chile, 2012, advisor.
38) E. Caballero: “Predicción multivariable de recursos recuperables”. Mining Engineering, U. de Chile, 2012, advisor.
39) C. Paredes: “Determinación de la distribución de tamaño de burbujas vía análisis de imágenes: análisis y alternativas”. Mining Engineering, U. de Chile, 2012, co-advisor.
40) J. Ip: “Aplicación de la teoría maximum/minimum autocorrelation factors (MAF) para la cosimulación de leyes en yacimientos minerales”. Mining Engineering, U. de Chile, 2011, advisor.
41) S. Pizarro: “Modelamiento geoestadístico de leyes de cobre total y soluble”. Mining Engineering, U. de Chile, 2011, advisor.
42) I. Gálvez: “Comparación de vecindades de cokriging para estimar una corregionalización”. Mining Engineering, U. de Chile, 2011, advisor.
43) G. Donoso: “Simulación multipunto de indicadores para la caracterización de variables continuas”. Mining Engineering, U. de Chile, 2010, co-advisor.
44) P. Elissetche: “Modelamiento de recursos de un yacimiento tipo exótico”. Mining Engineering, U. de Chile, 2010, advisor.
45) A. Cáceres S.: “Simulación conjunta de unidades geológicas y leyes de cobre en el sector Sur-Sur del depósito Río Blanco – Los Bronces”. Geology, U. de Chile, 2010, advisor.
46) C. Corral: “Modelamiento de leyes equivalentes en yacimientos mineros”. Mining Engineering, U. de Chile, 2010, advisor.
47) S. Hurtado: “Simulación de variables catégoricas considerando estadísticas de patrones”. Mining Engineering, U. de Chile, 2009, co-advisor.
48) J. Cornejo: “Modelamiento geoestadístico de abundancias de minerales en el yacimiento Radomiro Tomic”. Mining Engineering, U. de Chile, 2009, advisor.
49) J. Contreras: “Simulación considerando estadísticas de múltiples puntos para modelar la dilución de corto plazo”. Mining Engineering, U. de Chile, 2009, co-advisor.
50) R. Zúñiga: “Comparación de modelos para la simulación condicional de leyes de bloques”. Mining Engineering, U. de Chile, 2009, advisor.
51) M. Sepúlveda: “Simulación secuencial Gaussiana de leyes con cambio de soporte”. Mining Engineering, U. de Chile, 2009, co-advisor.
52) C. Montoya: “Simulación geoestadística de atributos geológicos y ambientales y su aplicación a la planificación minera”. Mining Engineering, U. de Chile, 2008, advisor.
53) A. de la Quintana: “Simulación de unidades litológicas en el yacimiento Mansa Mina”. Mining Engineering, U. de Chile, 2008, advisor.
54) V. Vidal A: “Comparación de estrategias para definir la vecindad de kriging”. Mining Engineering, U. de Chile, 2008, advisor.
55) F. Kremer A: “Modelos para caracterizar la variabilidad espacial de leyes en depósitos mineros”. Mining Engineering, U. de Chile, 2008, advisor.
56) P. Accini A.: “Simulación geoestadística de recursos minerales considerando incertidumbre en la ley media”. Mining Engineering, U. de Chile, 2007, advisor.
57) E. Prado F.: “Simulación geoestadística de leyes incorporando información cualitativa”. Mining Engineering, U. de Chile, 2007, advisor.
58) J.L. Yarmuch: “Modelo mejorado de corto plazo para predecir variabilidad en ley de alimentación a planta”. Mining Engineering, U. de Chile, 2007, co-advisor.
59) S. Barrera R.: “Validación de algoritmos para simulaciones de atributos geo-minero-metalúrgicos”. Mining Engineering, U. de Chile, 2007, advisor.
60) D. Silva M.: “Simulación por campos de probabilidad para evaluación de recursos minerales”. Mining Engineering, U. de Chile, 2006, advisor.
61) K. González C.: “Modelamiento probabilístico de unidades geológicas y su aplicación a la evaluación de recursos minerales”. Mining Engineering, U. de Chile, 2006, advisor.
62) L. Robles S.: “Simulación geoestadística de leyes en zonas de transición entre unidades geológicas”. Mining Engineering, U. de Chile, 2006, co-advisor.
63) D. Sanhueza M.: “Evaluación de recursos geológicos mediante la definición de rangos de leyes: aplicación al rajo Sur-Sur del distrito Río Blanco-Los Bronces”. Geology, U. de Chile, 2006, advisor.
64) O. Suárez L.: “Modelo para el diseño optimizado de unidades de explotación en mina subterránea”. Mining Engineering, U. de Chile, 2005, advisor.
65) R. Molina O.: “Identificación de unidades geológicas de producción, mediante criterios geoestadísticos, en el yacimiento Radomiro Tomic”. Geology, U. de Chile, 2005, advisor.
66) R. Fiebig J.: “Estimación de recursos con límites blandos entre unidades geológicas”. Mining Engineering, U. de Chile, 2005, co-advisor.
67) J.J. Rodríguez A.: “Cuantificación de incertidumbre sobre recursos geológicos”. Mining Engineering, U. de Chile, 2004, advisor.
68) R. Jara D.: “Evaluación del impacto del tamaño de bloque en el diseño y planificación minera”. Mining Engineering, U. de Chile, 2003, co-advisor.
69) J. Bertini M.: “Estimación geoestadística a partir de datos exactos e imprecisos”. Mining Engineering, U. de Chile, 2002, advisor.
70) J. Soto T.: “Efectos de soporte e información en la estimación de reservas recuperables”. Mining Engineering, U. de Chile, 2002, advisor.
71) A. Cabañas C.: “Predicción geoestadística del precio del cobre”. Mining Engineering, U. de Chile, 2002, advisor.

MASTER TUTORIAL
(Student name, thesis title, degree, University, year, role)

1) A. Molina: "Métodos geométricos versus probabilísticos para la categorización de recursos minerales". Master in Mining Engineering, U. de Chile, 2024, advisor.
2) V. Contreras: “Evaluación del valor económico en el plan minero de aplicar modelamiento geoestadístico de la recuperación metalúrgica”. Master in Mining Engineering, U. de Chile, 2023, advisor.
3) L. Meszaros: “Modelamiento de depósitos de vetas polimetálicas de geometría estrecha a través de geoestadística transitiva”. Master in Mining Engineering, U. de Chile, 2023, advisor.
4) M. Fuentealba: “Modelamiento, estimación y simulación de leyes de Au en Cuerpos mineralizados masivos y stockworks del sector HME”. Master in Mining Engineering, U. de Chile, 2023, advisor.
5) R. Castillo: “Modelamiento multivariable y cuantificación de la incertidumbre de los recursos en un yacimiento tipo pórfido cuprífero usando datos de muestreo de largo y corto plazo”. Master in Mining Engineering, U. de Chile, 2022, advisor
6) R. Zúñiga: “Evaluacion de Yacimientos en Deposito Tipo Veta”. Master in Mining Engineering, U. de Chile, 2022, advisor.
7) R. Ferrer: “Modelamiento de Incertidumbre en el Diseño de Unidades Geológicas mediante Simulación Implícita de Contactos Considerando un Modelo Geológico Interpretativo Preexistente”. Master in Mining Engineering, U. de Chile, 2021, advisor.
8) C. Puga: “Impacto de Errores de Muestreo y de Modelamiento en la Estimación mediante Kriging”. Master in Mining Engineering, U. de Chile, 2021, advisor.
9) G. País: “Definición de un Nuevo Criterio de Categorización de Recursos Minerales”. Master in Mining Engineering, U. de Chile, 2021, advisor.
10) F. Soto: “Estimación geoestadística de recursos en los relaves abandonados de la mina Haveri (sur-oeste de Finlandia)”. Master in Mining Engineering, U. de Chile, 2021, advisor.
11) B. Marchant: “Determinación de Envolvente Económica Incorporando Incertidumbre Geológica y de Mercado en Mina de Hierro”. Master in Mining Engineering, U. de Chile, 2021, advisor.
12) O. Naranjo: “Modelamiento Geoestadístico-Geometalurgico del Relave Taltal, para Reciclaje Como Materia Prima de Clinker mediante Simulacion de Eventos Discretos”. Master in Mining Engineering, U. de Chile, 2021, advisor.
13) R. Faúndez: “Simulación geoestadística de leyes in situ y leyes lixiviables en un yacimiento cuprífero”. Master in Mining Engineering, U. de Chile, 2021, advisor.
14) M. Rodríguez: “Impacto de la Incertidumbre Geológica y de Mercado en el Pit Final de un Yacimiento Ferrífero”. Master in Mining Engineering, U. de Chile, 2021, advisor.
15) F. Rojas: “Modelamiento geoestadístico de la lixiviabilidad de un yacimiento de cobre”. Master in Mining Engineering, U. de Chile, 2020, advisor.
16) G. Donoso: “Modelamiento geometalúrgico de recuperación de cobre incorporando datos espectrales”. Master in Mining Engineering, U. de Chile, 2020, advisor.
17) F. Alvarado: “Modelamiento geoestadístico de la clasificación geomecánica de Bieniawski (RMR)”. Master in Mining Engineering, U. de Chile, 2020, advisor.
18) M. Salas: “Predicción geoestadística de unidades geológicas o geometalúrgicas utilizando información de variables cuantitativas”. Master in Mining Engineering, U. de Chile, 2019, advisor.
19) G. Pizarro: “Modelos estadísticos de peligro sísmico aplicados a minería de panel caving”. Master in Mining Engineering, U. de Chile, 2018, co-advisor.
20) J.D. Ángulo: “Metodología para la optimización de la malla de muestreo de corto plazo de lateritas niquelíferas”. Master in Mining Engineering, U. de Chile, 2018, advisor.
21) F. Vargas: “Comparación de metodologías para la estimación geoestadística de recuperación metalúrgica de cobre”. Master in Mining Engineering, U. de Chile, 2018, advisor.
22) D. Vergara: “Simulación geoestadística del consumo de ácido en un pórfido cuprífero utilizando información de loggeos geológicos y ensayos químicos”. Master in Mining Engineering, U. de Chile, 2017, advisor.
23) L. Sucapuca: “Vínculos entre relaciones de contacto y variogramas de indicadores para el modelamiento de variables categóricas”. Master in Mining Engineering, U. de Chile, 2017, advisor.
24) A. Troncoso: “Aplicación del muestreador de Gibbs a la simulación condicional de unidades geológicas”. Master in Mining Engineering, U. de Chile, 2017, advisor.
25) M.C. Grigaliunas: “Diseño óptimo de minería subterránea autosoportada”. Master in Mining Engineering, U. de Chile, 2016, co-advisor.
26) N. Mery: “Modelamiento geoestadístico de la incertidumbre en leyes y tipos de roca en un yacimiento ferrífero”. Master in Mining Engineering, U. de Chile, 2016, advisor.
27) L. Muñoz: “Uso de kriging universal en la simulación condicional de leyes”. TMaster in Mining Engineering, U. de Chile, 2015, advisor.
28) P. Leyton: “Simulación Gaussiana truncada utilizando información de proporciones locales”.Master in Mining Engineering, U. de Chile, 2015, advisor.
29) J. Cornejo: “Identificación de zonas de riesgo mediante análisis de agrupamiento de eventos sísmicos, mina El Teniente”. Master in Mining Engineering, U. de Chile, 2013, advisor.
30) P. Castillo L.: “Análisis geoestadístico de geoquímica y organogeoquímica aplicado en exploraciones mineras”. Master in Geology, U. de Chile, 2013, co-advisor.
31) C. Rodríguez: “Análisis espacial geológico-minero para la definición de áreas de interés prospectivo en los municipios de Actopan y Pachuca, Estado de Hidalgo, México”. Master in Geology, U. de Chile, 2012, advisor.
32) I. Gálvez: “Cosimulación de variables composicionales”. Master in Mining Engineering, U. de Chile, 2012, advisor.
33) S. Pizarro: “Modelamiento geoestadístico de leyes de cobre total y soluble”. Master in Mining Engineering, U. de Chile, 2011, advisor.
34) A. Cáceres S.: “Simulación conjunta de unidades geológicas y leyes de cobre en el sector Sur-Sur del depósito Río Blanco – Los Bronces”. Master in Geology, U. de Chile, 2010, advisor.
35) E. Prado F.: “Co-simulación de leyes de cobre y arsénico”. Master in Mining Engineering, U. de Chile, 2009, advisor.
36) C. Montoya: “Simulación geoestadística de atributos geológicos y ambientales y su aplicación a la planificación minera”. Master in Mining Engineering, U. de Chile, 2008, advisor.
37) D. Silva M.: “Control geológico en la simulación geoestadística de leyes”. Master in Mining Engineering, U. de Chile, 2008, advisor.
38) K. González C.: “Modelamiento probabilístico de unidades geológicas y su aplicación a la evaluación de recursos minerales”. Master in Mining Engineering, U. de Chile, 2006, advisor.

PHD TUTORIAL
(Student name, thesis title, degree, University, year, role)

1) L.K. Sánchez: “Modélisation géostatistique de variables géotechniques prenant en compte la dépendance directionnelle”. Doctorat en Géosciences et Géoingénierie, Université Paris Sciences et Lettres (PSL), co-advisor, 2022.
2) L.K. Sánchez: “Geostatistical modeling of geotechnical variables considering directional dependence”. TesisPhD in Mining Engineering, U. de Chile, advisor, 2022.
3) G. Nelis: “Metodología de Agendamiento de la Producción Considerando Creación de Polígonos y Restricciones Geometalúrgicas”. PhD in Mining Engineering, U. de Chile, advisor, 2021.
4) J.A. Guartán: “Modelamiento geoestadístico para el mapeo geológico predictivo a partir de información geoquímica”. PhD in Mining Engineering, U. de Chile, advisor, 2021
5) S. Paravarzar: “Mathematical programming for daily production scheduling in block / panel cave mine”. PhD in Mining Engineering, U. de Chile, advisor, 2020.
6) A. Adeli: “Geostatistical modeling and validation of geological loggings and geological interpretations”. PhD in Mining Engineering, U. de Chile, advisor, 2018.
7) A. Hekmatnejad: “Geostatistical modeling of discrete fracture networks for geomechanical applications in heterogeneous fractured media based on the Cox-Boolean model”. PhD in Mining Engineering, U. de Chile, advisor, 2018.
8) R. Fustos: “Descubrimiento de unidades geometalúrgicas por medio de análisis de conglomerados geoestadístico”. PhD in Mining Engineering, U. de Chile, advisor, 2017.
9) M. Reyes: “Operative mine planning, design and geological modeling: integration based on topological representations”. PhD in Mining Engineering, U. de Chile, advisor, 2017.
10) M.A. Maleki Tehrani: “Joint simulation of grades and rock types using non-stationary geostatistical models”. PhD in Mining Engineering, U. de Chile, advisor, 2016.
11) N. Madani Esfahani: “Plurigaussian simulation of non-stationary categorical variables and its application to ore body modeling”. PhD in Mining Engineering, U. de Chile, advisor, 2016.
12) D. Arroyo: “Simulación de vectores Gaussianos con métodos iterativos”. PhD in Mathematics, U. Católica del Norte, co-advisor, 2013.

UNDERGRADUATE REGULAR COURSES

MI4240 Mineral Deposit Evaluation (University of Chile, mining engineering)
MI6041 Geostatistical Simulation (University of Chile, mining engineering)

POSTGRADUATE REGULAR COURSES

MI5041 Mineral Deposit Evaluation (University of Chile, Master in mining engineering)
MI75G Geostatistical Project (University of Chile, Master in mining engineering)

POSTGRADUATE DIPLOMA COURSES

Geostatistics applied to ore body evaluation. Diploma in Geostatistical Ore Body Evaluation, University of Chile
Special Topics in Geostatistics. Diploma in Geostatistical Ore Body Evaluation, University of Chile
Classification and reporting of mineral resources and ore reserves. Diploma in Geostatistical Ore Body Evaluation, University of Chile
Data Analysis. Diploma in Geology-Mining-Metallurgy, University of Chile
Geostatistics. Diploma in Applied Geomatics, University of Chile

GeoGnoSim trademark
Registration number (INAPI, Chile): 1295404
Date: 25 April 2019

Software GeoGnosis (software for geological modeling accounting for uncertainty)
Registration number (DIBAM, Chile): 278.653
Date: 2 June 2017

Librería de modelamiento geoestadístico
Registration number (DIBAM, Chile): A-258.363, a nombre de Universidad de Chile
Date: 7 October 2015

2005 Wardell Armstrong Prize

Institute of Materials, Minerals and Mining

Reino Unido, 2004

Best paper award in IMM Transactions B (Applied Earth Science) for the following paper: “Shortcoming of multiple indicator kriging for assessing local distributions”, by X. Emery and J.M. Ortiz.
Matheron lecturer 2023

International Association for Mathematical Geosciences

Estados Unidos, 2023

La serie de conferencias Georges Matheron distingue a un/a investigador/a cuyo campo de especialización es la estadística espacial o la morfología matemática, disciplinas que fueron fundadas por el doctor Georges Matheron (1930-2000) en la Escuela de Minas de París, Francia. La distinción fue creada en el año 2005 por la Asociación Internacional de Geociencias Matemáticas (IAMG), cuyo objetivo es promover el desarrollo de la matemática, estadística e informática en las ciencias geológicas.


Integral representations, extension theorems and walks through dimensions under radial exponential convexity Emery, Xavier; Porcu, Emilio Article ISI COMPUTATIONAL & APPLIED MATHEMATICS (2024)
Matrix-valued isotropic covariance functions with local extrema Alegria, Alfredo; Emery, Xavier Article ISI JOURNAL OF MULTIVARIATE ANALYSIS (2024)
A Multi-Objective Approach for Optimizing the Layout of Additional Boreholes in Mineral Exploration Hossein-Morshedy, Amin; Khorram, Farzaneh; Emery, Xavier Article ISI Minerals (2023)
Assessing the Uncertainty in Lithology, Grades and Recoverable Resources in an Iron Deposit in Southern Cameroon Essoh, Franklin Ekolle; Emery, Xavier; Meying, Arsene Article ISI NATURAL RESOURCES RESEARCH (2023)
Extending the Gneiting class for modeling spatially isotropic and temporally symmetric vector random fields Emery, Xavier; Porcu, Emilio Article ISI JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS (2023)
Plurigaussian modeling of non-stationary geological domains to assess geological uncertainty in a porphyry copper deposit Veliz, Veronica; Maleki, Mohammad; Madani, Nasser; Soltani-Mohammadi, Saed; Mery, Nadia; Emery, Xavier Article ISI ORE GEOLOGY REVIEWS (2023)
Real-time Uncertain Geological Boundaries Updating for Improved Block Model Quality Control Based on Blast Hole Data: A Case Study for Golgohar Iron Ore Mine in Southeastern Iran Hosseini, Sajjad Talesh; Asghari, Omid; Benndorf, Jorg; Emery, Xavier Article ISI MATHEMATICAL GEOSCIENCES (2023)
Rudin extension theorems on product spaces , turning bands, and random fields on balls cross time Porcu, Emilio; Feng, Samuel F.; Emery, Xavier; Peron, Ana P. Article ISI BERNOULLI (2023)
Seismic Data Integration Workflow in Pluri-Gaussian Simulation: Application to a Heterogeneous Carbonate Reservoir in Southwestern Iran Rezaei, Mohammadali; Niri, Mohammad Emami; Asghari, Omid; Hosseini, Sajjad Talesh; Emery, Xavier Article ISI NATURAL RESOURCES RESEARCH (2023)
The Schoenberg kernel and more flexible multivariate covariance models in Euclidean spaces Emery, Xavier; Porcu, Emilio Article ISI COMPUTATIONAL & APPLIED MATHEMATICS (2023)
A catalogue of nonseparable positive semidefinite kernels on the product of two spheres Emery, Xavier; Peron, Ana Paula; Porcu, Emilio Article ISI STOCHASTIC ENVIRONMENTAL RESEARCH AND RISK ASSESSMENT (2022)
Compactly-Supported Isotropic Covariances on Spheres Obtained from Matrix-Valued Covariances in Euclidean Spaces Emery, Xavier; Mery, Nadia; Khorram, Farzaneh; Porcu, Emilio Article ISI CONSTRUCTIVE APPROXIMATION (2022)
Criteria and characterizations for spatially isotropic and temporally symmetric matrix-valued covariance functions Porcu, Emilio; Emery, Xavier; Mery, Nadia Article ISI COMPUTATIONAL & APPLIED MATHEMATICS (2022)
Dimension walks on hyperspheres Emery, Xavier; Peron, Ana Paula; Porcu, Emilio Article ISI COMPUTATIONAL & APPLIED MATHEMATICS (2022)
Fully nonseparable Gneiting covariance functions for multivariate space-time data Allard, Denis; Clarotto, Lucia; Emery, Xavier Article ISI SPATIAL STATISTICS (2022)
Geological control for in-situ and recoverable resources assessment: A case study on Sarcheshmeh porphyry copper deposit, Iran Maleki, Mohammad; Mery, Nadia; Soltani-Mohammadi, Saeed; Khorram, Farzaneh; Emery, Xavier Article ISI ORE GEOLOGY REVIEWS (2022)
Nested covariance functions on graphs with Euclidean edges cross time Poreu, Emilio; Emery, Xavier; Peron, Ana Paula Article ISI ELECTRONIC JOURNAL OF STATISTICS (2022)
New Validity Conditions for the Multivariate Matern Coregionalization Model, with an Application to Exploration Geochemistry Emery, Xavier; Porcu, Emilio; White, Philip Article ISI MATHEMATICAL GEOSCIENCES (2022)
Nonparametric Bayesian modelling of longitudinally integrated covariance functions on spheres Bissiri, Pier Giovanni; Cleanthous, Galatia; Emery, Xavier; Nipoti, Bernardo; Porcu, Emilio Article ISI COMPUTATIONAL STATISTICS DATA ANALYSIS (2022)
Resource Estimation in Multi-Unit Mineral Deposits Using a Multivariate Matern Correlation Model: An Application in an Iron Ore Deposit of Nkout, Cameroon Ekolle-Essoh, Franklin; Meying, Arsene; Zanga-Amougou, Alain; Emery, Xavier Article ISI Minerals (2022)
The Gauss hypergeometric covariance kernel for modeling second-order stationary random fields in Euclidean spaces: its compact support, properties and spectral representation Emery, Xavier; Alegria, Alfredo Article ISI STOCHASTIC ENVIRONMENTAL RESEARCH AND RISK ASSESSMENT (2022)
Transitive kriging for modeling tailings deposits: A case study in southwest Finland Soto, Fabian; Navarro, Felipe; Diaz, Gonzalo; Emery, Xavier; Parviainen, Annika; Egana, Alvaro Article ISI JOURNAL OF CLEANER PRODUCTION (2022)
A hybrid approach to predict hang-up frequency in real scale block cave mining at El Teniente mine, Chile Hekmatnejad, Amin; Crespin, Benoit; Pan, Peng-zhi; Emery, Xavier; Mancilla, Fernando; Morales, Marco; Seyedrahimi-Niaraq, Mirmahdi; Schachter, Paulina; Gonzalez, Roberto Article ISI TUNNELLING AND UNDERGROUND SPACE TECHNOLOGY (2021)
Adaptive Multi-Size Block Modeling for Mineral Resources and Ore Reserves Evaluation Khorram, Farzaneh; Asgharii, Omid; Memarian, Hossein; Morshedy, Amin Hossein; Emery, Xavier M. Article ISI JOURNAL OF MINING AND ENVIRONMENT (2021)
Adaptive open-pit mining planning under geological uncertainty Armstrong, Margaret; Lagos, Tomas; Emery, Xavier; Homem-de-Mello, Tito; Lagos, Guido; Saure, Denis Article ISI Resources Policy (2021)
Algorithm 1013: An R Implementation of a Continuous Spectral Algorithm for Simulating Vector Gaussian Random Fields in Euclidean Spaces Arroyo, Daisy; Emery, Xavier Article ISI ACM TRANSACTIONS ON MATHEMATICAL SOFTWARE (2021)
An enhanced direct sampling (DS) approach to model the geological domain with locally varying proportions: Application to Golgohar iron ore mine, Iran Hosseini, Sajjad Talesh; Asghari, Omid; Emery, Xavier Article ISI ORE GEOLOGY REVIEWS (2021)
Bivariate Matern covariances with cross-dimple for modeling coregionalized variables Alegria, A.; Emery, X.; Porcu, E. Article ISI SPATIAL STATISTICS (2021)
Constructing Branching Trees of Geostatistical Simulations Armstrong, Margaret; Valencia, Juan; Lagos, Guido; Emery, Xavier Article ISI MATHEMATICAL GEOSCIENCES (2021)
COVARIANCE MODELS AND SIMULATION ALGORITHM FOR STATIONARY VECTOR RANDOM FIELDS ON SPHERES CROSSED WITH EUCLIDEAN SPACES Emery, Xavier; Alegria, Alfredo; Arroyo, Daisy Article ISI SIAM JOURNAL ON SCIENTIFIC COMPUTING (2021)
Geostatistical modeling of Rock Quality Designation (RQD) and geotechnical zoning accounting for directional dependence and scale effect Katherine Sanchez, L.; Emery, Xavier; Seguret, Serge A. Article ISI ENGINEERING GEOLOGY (2021)
Geostatistical simulation of rock physical and geochemical properties with spatial filtering and its application to predictive geological mapping Adeli, Amir; Emery, Xavier Article ISI JOURNAL OF GEOCHEMICAL EXPLORATION (2021)
Integration of geostatistical modeling into discrete event simulation for development of tailings dam retreatment applications Wilson, R.; Toro, N.; Naranjo, O.; Emery, X.; Navarra, A. Article ISI MINERALS ENGINEERING (2021)
Modeling the Uncertainty in the Layout of Geological Units by Implicit Boundary Simulation Accounting for a Preexisting Interpretive Geological Model Ferrer, Renato; Emery, Xavier; Maleki, Mohammad; Navarro, Felipe Article ISI NATURAL RESOURCES RESEARCH (2021)
Operational mine planning in block cave mining: a simulation-optimisation approach Paravarzar, Shahrokh; Askari-Nasab, Hooman; Pourrahimian, Yashar; Emery, Xavier Article ISI INTERNATIONAL JOURNAL OF MINING RECLAMATION AND ENVIRONMENT (2021)
Predictive lithological mapping based on geostatistical joint modeling of lithology and geochemical element concentrations Guartan, Jose A.; Emery, Xavier Article ISI JOURNAL OF GEOCHEMICAL EXPLORATION (2021)
Regionalized Classification of Geochemical Data with Filtering of Measurement Noises for Predictive Lithological Mapping Guartan, Jose A.; Emery, Xavier Article ISI NATURAL RESOURCES RESEARCH (2021)
Simultaneous multi-sector block cave mine production scheduling considering operational uncertainties Paravarzar, Shahrokh; Askari-Nasab, Hooman; Pourrahimian, Yashar; Emery, Xavier Article ISI MINING TECHNOLOGY-TRANSACTIONS OF THE INSTITUTIONS OF MINING AND METALLURGY (2021)
The fuzzy classification of geometallurgical domains Khorram, F.; Asghari, O.; Memarian, H.; Morshedy, A. H.; Emery, X. M. Article ISI BOLLETTINO DI GEOFISICA TEORICA ED APPLICATA (2021)
Twenty-two families of multivariate covariance kernels on spheres, with their spectral representations and sufficient validity conditions Emery, Xavier; Arroyo, Daisy; Mery, Nadia Article ISI STOCHASTIC ENVIRONMENTAL RESEARCH AND RISK ASSESSMENT (2021)
Using cokriging to predict metal recovery accounting for non-additivity and preferential sampling designs Adeli, Amir; Dowd, Peter; Emery, Xavier; Xu, Chaoshui Article ISI MINERALS ENGINEERING (2021)
Using geotechnical scenarios for underground structure analysis: A case study in a hydroelectric complex in northern Portugal Pinheiro, Marisa; Emery, Xavier; Miranda, Tiago; Lamas, Luis; Espada, Margarida Article ISI TUNNELLING AND UNDERGROUND SPACE TECHNOLOGY (2021)
A spectral algorithm to simulate nonstationary random fields on spheres and multifractal star-shaped random sets Emery, Xavier; Alegria, Alfredo Article ISI STOCHASTIC ENVIRONMENTAL RESEARCH AND RISK ASSESSMENT (2020)
Assessing the Impact of Geologic Contact Dilution in Ore/Waste Classification in the Gol-Gohar Iron Ore Mine, Southeastern Iran Masoumi, Iman; Kamali, Gholamreza; Asghari, Omid; Emery, Xavier Article ISI Minerals (2020)
Geostatistics in the presence of geological boundaries: Exploratory tools for contact analysis Maleki M.; Emery X. Article SCOPUS Ore Geology Reviews (2020)
Investigating the impact of the estimation error of fracture intensity (P-32) on the evaluation of in-situ rock fragmentation and potential of blocks forming around tunnels Hekmatnejad, Amin; Crespin, Benoit; Opazo, Alvaro; Emery, Xavier; Hitschfeld-Kahler, Nancy; Elmo, Davide Article ISI TUNNELLING AND UNDERGROUND SPACE TECHNOLOGY (2020)
Iterative algorithms for non-conditional and conditional simulation of Gaussian random vectors Arroyo, Daisy; Emery, Xavier Article ISI STOCHASTIC ENVIRONMENTAL RESEARCH AND RISK ASSESSMENT (2020)
Simulating space-time random fields with nonseparable Gneiting-type covariance functions Allard, Denis; Emery, Xavier; Lacaux, Celine; Lantuejoul, Christian Article ISI STATISTICS AND COMPUTING (2020)
Stein hypothesis and screening effect for covariances with compact support Porcu, Emilio; Zastavnyi, Viktor; Bevilacqua, Moreno; Emery, Xavier Article ISI ELECTRONIC JOURNAL OF STATISTICS (2020)
Stochastic Open-Pit Mine Production Scheduling: A Case Study of an Iron Deposit Maleki, Mohammad; Jelvez, Enrique; Emery, Xavier; Morales, Nelson Article ISI Minerals (2020)
The turning arcs: a computationally efficient algorithm to simulate isotropic vector-valued Gaussian random fields on the d-sphere Alegria, Alfredo; Emery, Xavier; Lantuejoul, Christian Article ISI STATISTICS AND COMPUTING (2020)
5D geostatistics for directional variables: Application in geotechnics to the simulation of the linear discontinuity frequency SÃ¡nchez L.K.; Emery X.; SÃ©guret S.A. Article ISI SCOPUS COMPUTERS & GEOSCIENCES (2019)
A comparison of search strategies to design the cokriging neighborhood for predicting coregionalized variables Madani, N; Emery, X Article ISI SCOPUS STOCHASTIC ENVIRONMENTAL RESEARCH AND RISK ASSESSMENT (2019)
A geostatistical approach to estimating the parameters of a 3D Cox-Boolean discrete fracture network from 1D and 2D sampling observations Hekmatnejad, A; Emery, X; Elmo, D Article ISI SCOPUS INTERNATIONAL JOURNAL OF ROCK MECHANICS AND MINING SCIENCES (2019)
A semiparametric class of axially symmetric random fields on the sphere Emery X.; Porcu E.; Bissiri P.G. Article ISI SCOPUS STOCHASTIC ENVIRONMENTAL RESEARCH AND RISK ASSESSMENT (2019)
A turning bands method for simulating isotropic Gaussian random fields on the sphere Emery, X; Furrer, R; Porcu, E Article ISI SCOPUS STATISTICS & PROBABILITY LETTERS (2019)
Geostatistics in the presence of geological boundaries: Application to mineral resources modeling Emery X.; Maleki M. Article ISI SCOPUS ORE GEOLOGY REVIEWS (2019)
Nonparametric Geostatistical Simulation of Subsurface Facies: Tools for Validating the Reproduction of, and Uncertainty in, Facies Geometry Madani, N; Maleki, M; Emery, X Article ISI NATURAL RESOURCES RESEARCH (2019)
Simulating isotropic vector-valued Gaussian random fields on the sphere through finite harmonics approximations Emery X.; Porcu E. Article ISI SCOPUS STOCHASTIC ENVIRONMENTAL RESEARCH AND RISK ASSESSMENT (2019)
Admissible nested covariance models over spheres cross time Peron A.; Porcu E.; Emery X. Article ISI SCOPUS Stochastic Environmental Research and Risk Assessment (2018)
Geological Modelling and Validation of Geological Interpretations via Simulation and Classification of Quantitative Covariates Adeli, Amir; Emery, Xavier; Dowd, Peter Article ISI SCOPUS Minerals (2018)
Modelling Geotechnical Heterogeneities Using Geostatistical Simulation and Finite Differences Analysis Pinheiro, Marisa; Emery, Xavier; Miranda, Tiago; Lamas, Luís; Espada, Margarida Article ISI SCOPUS Minerals (2018)
On a continuous spectral algorithm for simulating non-stationary Gaussian random fields Emery, X; Arroyo, D Article ISI STOCHASTIC ENVIRONMENTAL RESEARCH AND RISK ASSESSMENT (2018)
Robust estimation of the fracture diameter distribution from the true trace length distribution in the Poisson-disc discrete fracture network model Hekmatnejad, A; Emery, X; Vallejos, JA Article Computers and Geotechnics (2018)
Simulation of intrinsic random fields of order k with a continuous spectral algorithm Arroyo, Daisy; Emery, Xavier Article ISI SCOPUS Stochastic Environmental Research and Risk Assessment (2018)
A geostatistical approach to measure the consistency between geological logs and quantitative covariates Adeli, Amir; Emery, Xavier Article Ore Geology Reviews (2017)
Assessing the accuracy of sequential gaussian simulation through statistical testing Safikhani, M; Asghari, O; Emery, X Article Stochastic Environmental Research and Risk Assessment (2017)
Boreholes plans optimization methodology combining geostatistical simulation and simulated annealing Pinheiro, Marisa; Emery, Xavier; Rocha, Ana Maria A.C.; Miranda, Tiago; Lamas, Luís Article Tunnelling and Underground Space Technology (2017)
Comparing linear and non-linear kriging for grade prediction and ore/waste classification in mineral deposits Hekmatnejad, Amin; Emery, Xavier; Alipour-Shahsavari, Mehrnoosh Article SCOPUS International Journal of Mining, Reclamation and Environment (2017)
Direct block-support simulation of grades in multi-element deposits=> application to recoverable mineral resource estimation at Sungun porphyry copper-molybdenum deposit Hosseini, SA; Asghari, O; Emery, X Article Journal of the Southern African Institute of Mining and Metallurgy (2017)
Forecasting the grade-tonnage curves and their uncertainty at the Mehdiabad deposit-Yazd, central Iran Hosseini, SA; Asghari, O; Emery, X; Maleki, M Article BOLLETTINO DI GEOFISICA TEORICA ED APPLICATA (2017)
Geostatistical modeling of the geological uncertainty in an iron ore deposit Mery, Nadia; Emery, Xavier; Cáceres, Alejandro; Ribeiro, Diniz; Cunha, Evandro Article Ore Geology Reviews (2017)
Indicator Variograms as an Aid for Geological Interpretation and Modeling of Ore Deposits Maleki, M; Emery, X; Mery, N Article MINERALS (2017)
Joint simulation of stationary grade and non-stationary rock type for quantifying geological uncertainty in a copper deposit Maleki, Mohammad; Emery, Xavier Article Computers & Geosciences (2017)
Multivariate simulation of block-support grades at Mehdiabad deposit, Iran Hosseini, Seyed Ali; Asghari, Omid; Emery, Xavier Article WOS-ESCI SCOPUS Transactions of the Institutions of Mining and Metallurgy, Section B: Applied Earth Science (2017)
Plurigaussian modeling of geological domains based on the truncation of non-stationary Gaussian random fields Madani, Nasser; Emery, Xavier Article Stochastic Environmental Research and Risk Assessment (2017)
Spatial modeling of discontinuity intensity from borehole observations at El Teniente mine, Chile Hekmatnejad A., Emery X.; Brzovic A., Schachter P. Article Engineering Geology (2017)
Spectral simulation of vector random fields with stationary Gaussian increments in d-dimensional Euclidean spaces Arroyo, D; Emery, X Article Stochastic Environmental Research and Risk Assessment (2017)
An improved spectral turning-bands algorithm for simulating stationary vector Gaussian random fields Emery, X; Arroyo, D; Porcu, E Article ISI SCOPUS STOCHASTIC ENVIRONMENTAL RESEARCH AND RISK ASSESSMENT (2016)
Assessing the accuracy of sequential gaussian simulation through statistical testing Safikhani M.; Asghari, O.; Emery, X Article SCOPUS Stochastic Environmental Research and Risk Assessment (2016)
Fracture network modeling using petrophysical data, an approach based on geostatistical concepts Nazari Ostad M.; Asghari, O.; Emery, X; Azizzadeh M.; Khoshbakht F. Article ISI SCOPUS JOURNAL OF NATURAL GAS SCIENCE AND ENGINEERING (2016)
Geostatistical simulation to map the spatial heterogeneity of geomechanical parameters: A case study with rock mass rating Pinheiro M.; Vallejos J.; Miranda T; Emery, X Article ISI SCOPUS ENGINEERING GEOLOGY (2016)
Quantifying the uncertainty in the spatial layout of rock type domains in an iron ore deposit Maleki M.; Emery, X; Cáceres A.; Ribeiro, D; Cunha, E Article ISI SCOPUS COMPUTATIONAL GEOSCIENCES (2016)
Risk quantification with combined use of lithological and grade simulations: Application to a porphyry copper deposit Talebi H.; Sabeti E.H.; Azadi M.; Emery, X Article ISI SCOPUS ORE GEOLOGY REVIEWS (2016)
Spectral simulation of vector random fields with stationary Gaussian increments in d-dimensional Euclidean spaces Arroyo, D; Emery, X Article SCOPUS Stochastic Environmental Research and Risk Assessment (2016)
Truncated Gaussian Simulation to Map the Spatial Heterogeneity of Rock Mass Rating Pinheiro M.; Emery, X; Miranda T; Vallejos J. Article ISI SCOPUS ROCK MECHANICS AND ROCK ENGINEERING (2016)
Application of joint conditional simulation to uncertainty quantification and resource classification Tajvidi, E; Monjezi, M; Asghari, O.; Emery, X; Foroughi, S Article ISI SCOPUS Arabian Journal of Geosciences (2015)
Application of joint conditional simulation to uncertainty quantification and resource classification Tajvidi, E; Monjezi, M; Asghari, O; Emery, X; Foroughi, S Article ARABIAN JOURNAL OF GEOSCIENCES (2015)
Comparing sequential Gaussian and turning bands algorithms for cosimulating grades in multi-element deposits Paravarzar S.; Emery, X; Madani, N. Article ISI SCOPUS Comptes Rendus Geoscience (2015)
Fast Update of Conditional Simulation Ensembles Chevalier C.; Emery, X; Ginsbourger D. Article ISI SCOPUS Mathematical Geosciences (2015)
Joint Simulation of Grade and Rock Type in a Stratabound Copper Deposit Maleki M.; Emery, X Article ISI SCOPUS Mathematical Geosciences (2015)
Joint Simulation of Grade and Rock Type in a Stratabound Copper Deposit Maleki, M; Emery, X Article MATHEMATICAL GEOSCIENCES (2015)
Simulation of geo-domains accounting for chronology and contact relationships: application to the Rio Blanco copper deposit Madani, N.; Emery, X Article ISI SCOPUS Stochastic Environmental Research and Risk Assessment (2015)
Simulation of Intrinsic Random Fields of Order k with Gaussian Generalized Increments by Gibbs Sampling Arroyo, D; Emery, X Article ISI SCOPUS Mathematical Geosciences (2015)
Simulation of Intrinsic Random Fields of Order k with Gaussian Generalized Increments by Gibbs Sampling Arroyo, D; Emery, X Article MATHEMATICAL GEOSCIENCES (2015)
Soil gas geochemical exploration in covered terrains of northern Chile: data processing techniques and interpretation of contrast anomalies Castillo, PIC; Townley, BK; Emery, X; Puig, AF; Deckart, K Article ISI SCOPUS Geochemistry: Exploration, Environment, Analysis (2015)
Stochastic rock type modeling in a porphyry copper deposit and its application to copper grade evaluation Talebi H.; Asghari, O.; Emery, X Article ISI SCOPUS Journal of Geochemical Exploration (2015)
Can a Training Image Be a Substitute for a Random Field Model? Emery, X; Lantuejoul, C Article ISI SCOPUS MATHEMATICAL GEOSCIENCES (2014)
Capping and kriging grades with long-tailed distributions Maleki M.; Madani, N.; Emery, X Article ISI Journal of the Southern African Institute of Mining and Metallurgy (2014)
Capping and kriging grades with longtailed distributions Maleki M.; Madani, N.; Emery, X Article SCOPUS Journal of the Southern African Institute of Mining and Metallurgy (2014)
Simulating Large Gaussian Random Vectors Subject to Inequality Constraints by Gibbs Sampling Emery, X; Arroyo, D Article ISI SCOPUS MATHEMATICAL GEOSCIENCES (2014)
Simulation of the lately injected dykes in an Iranian porphyry copper deposit using the plurigaussian model Talebi H.; Asghari, O.; Emery, X Article ISI SCOPUS ARABIAN JOURNAL OF GEOSCIENCES (2014)
A stochastic approach for measuring bubble size distribution via image analysis Kracht, W.; Emery, X; Paredes C. Article ISI SCOPUS International Journal of Mineral Processing (2013)
Application of plurigaussian simulation to delineate the layout of alteration domains in Sungun copper deposit Talebi H.; Asghari, O.; Emery, X Article ISI SCOPUS Central European Journal of Geosciences (2013)
Geostatistics applied to cross-well reflection seismic for imaging carbonate aquifers Parra J.; Emery, X Article ISI SCOPUS Journal of Applied Geophysics (2013)
Integration of crosswell seismic data for simulating porosity in a heterogeneous carbonate aquifer Emery, X; Parra J. Article ISI SCOPUS Journal of Applied Geophysics (2013)
Simulation of mineral grades and classification of mineral resources by using hard and soft conditioning data: application to Sungun porphyry copper deposit Tehrani, MAM; Asghari, O.; Emery, X Article ISI SCOPUS Arabian Journal of Geosciences (2013)
An enhanced Gibbs sampler algorithm for non-conditional simulation of Gaussian random vectors Arroyo, D; Emery, X; Pelaez, M Article ISI SCOPUS Computers and Geosciences (2012)
Co-simulating Total and Soluble Copper Grades in an Oxide Ore Deposit Emery, X Article ISI SCOPUS Mathematical Geosciences (2012)
Cokriging random fields with means related by known linear combinations Emery, X Article ISI SCOPUS Computers and Geosciences (2012)
Enhanced coregionalization analysis for simulating vector Gaussian random fields Emery, X; Ortiz J.M. Article ISI SCOPUS Computers and Geosciences (2012)
Multivariate resource modelling for assessing uncertainty in mine design and mine planning Montoya C.; Emery, X; Rubio E.; Wiertz, J Article ISI SCOPUS Journal of the Southern African Institute of Mining and Metallurgy (2012)
Reducing the number of orthogonal factors in linear coregionalization modeling Emery, X; Pelaez, M Article ISI SCOPUS Computers and Geosciences (2012)
Using Two-Point Set Statistics to Estimate the Diameter Distribution in Boolean Models with Circular Grains Emery, X; Kracht, W.; Egana A; Garrido, F Article ISI SCOPUS Mathematical Geosciences (2012)
A Comparison of Random Field Models Beyond Bivariate Distributions Emery, X; Ortiz J.M. Article ISI SCOPUS Mathematical Geosciences (2011)
Assessing the accuracy of sequential Gaussian simulation and cosimulation Emery, X; Pelaez, M Article ISI SCOPUS Computational Geosciences (2011)
Geometric Covariograms, Indicator Variograms and Boundaries of Planar Closed Sets Emery, X; Lantuejoul, C Article ISI SCOPUS Mathematical Geosciences (2011)
Two approaches to direct block-support conditional co-simulation Emery, X; Ortiz, JM Article ISI SCOPUS Computers and Geosciences (2011)
A computer package for modeling and simulating regionalized count variables Emery, X; Hernández J. Article ISI SCOPUS Computers and Geosciences (2010)
Iterative algorithms for fitting a linear model of coregionalization Emery, X Article ISI SCOPUS Computers and Geosciences (2010)
Multi-Gaussian kriging and simulation in the presence of an uncertain mean value Emery, X Article ISI SCOPUS Stochastic Environmental Research and Risk Assessment (2010)
On the Existence of Mosaic and Indicator Random Fields with Spherical, Circular, and Triangular Variograms Emery, X Article ISI SCOPUS Mathematical Geosciences (2010)
Truncated Gaussian simulation of discrete-valued, ordinal coregionalized variables Emery, X; Cornejo, J. Article ISI SCOPUS Computers and Geosciences (2010)
A geostatistical approach to optimize sampling designs for local forest inventories Hernández J.; Emery, X Article ISI SCOPUS CANADIAN JOURNAL OF FOREST RESEARCH (2009)
Change-of-support models and computer programs for direct block-support simulation Emery, X Article ISI SCOPUS COMPUTERS & GEOSCIENCES (2009)
Conditional co-simulation of continuous and categorical variables for geostatistical applications Emery, X; Silva, DA Article ISI SCOPUS COMPUTERS & GEOSCIENCES (2009)
Simulation of mineral grades with hard and soft conditioning data: application to a porphyry copper deposit Emery, X; Robles, LN Article ISI SCOPUS COMPUTATIONAL GEOSCIENCES (2009)
The kriging update equations and their application to the selection of neighboring data Emery, X Article ISI SCOPUS COMPUTATIONAL GEOSCIENCES (2009)
A spectral approach to simulating intrinsic random fields with power and spline generalized covariances Emery, X; Lantuejoul, C Article ISI SCOPUS COMPUTATIONAL GEOSCIENCES (2008)
A turning bands program for conditional co-simulation of cross-correlated Gaussian random fields Emery, X Article ISI SCOPUS COMPUTERS & GEOSCIENCES (2008)
Change of support for estimating local block grade distributions Emery, X Article ISI SCOPUS MATHEMATICAL GEOSCIENCES (2008)
Geostatistical modelling of rock type domains with spatially varying proportions: application to a porphyry copper deposit Emery, X; Ortiz, JM; Caceres, AM Article ISI SCOPUS Journal of the south african institute of mining and metallurgy (2008)
Statistical tests for validating geostatistical simulation algorithms Emery, X Article ISI SCOPUS COMPUTERS & GEOSCIENCES (2008)
Substitution random fields with Gaussian and gamma distributions: Theory and application to a pollution data set Emery, X Article ISI SCOPUS MATHEMATICAL GEOSCIENCES (2008)
Uncertainty modeling and spatial prediction by multi-Gaussian kriging: Accounting for an unknown mean value Emery, X Article ISI SCOPUS COMPUTERS & GEOSCIENCES (2008)
Conditioning simulations of gaussian random fields by ordinary kriging Emery, X Article ISI SCOPUS Mathematical Geology (2007)
Incorporating the uncertainty in geological boundaries into mineral resources evaluation Emery, X; Gonzalez, KE Article ISI SCOPUS JOURNAL OF THE GEOLOGICAL SOCIETY OF INDIA (2007)
On some consistency conditions for geostatistical change-of-support models Emery, X Article ISI SCOPUS Mathematical Geology (2007)
Probabilistic modelling of lithological domains and its application to resource evaluation Emery, X; Gonzalez, KE Article ISI SCOPUS Journal of the south african institute of mining and metallurgy (2007)
Reducing fluctuations in the sample variogram Emery, X Article ISI SCOPUS STOCHASTIC ENVIRONMENTAL RESEARCH AND RISK ASSESSMENT (2007)
Simulation of geological domains using the plurigaussian model: New developments and computer programs Emery, X Article ISI SCOPUS COMPUTERS & GEOSCIENCES (2007)
Using the Gibbs sampler for conditional simulation of Gaussian-based random fields Emery, X Article ISI SCOPUS COMPUTERS & GEOSCIENCES (2007)
Weighted sample variograms as a tool to better assess the spatial variability of soil properties Emery, X; Ortiz, JM Article ISI SCOPUS GEODERMA (2007)
A disjunctive kriging program for assessing point-support conditional distributions Emery, X Article ISI SCOPUS COMPUTERS & GEOSCIENCES (2006)
Block size selection and its impact on open-pit design and mine planning Jara, RM; Couble, A; Emery, X; Magri, EJ; Ortiz, JM Article ISI Journal of the south african institute of mining and metallurgy (2006)
Geostatistical estimation of mineral resources with soft geological boundaries: a comparative study Ortiz, JM; Emery, X Article ISI SCOPUS Journal of the south african institute of mining and metallurgy (2006)
Multigaussian kriging for point-support estimation: incorporating constraints on the sum of the kriging weights Emery, X Article ISI SCOPUS STOCHASTIC ENVIRONMENTAL RESEARCH AND RISK ASSESSMENT (2006)
Ordinary multigaussian kriging for mapping conditional probabilities of soil properties Emery, X Article ISI SCOPUS GEODERMA (2006)
Quantifying uncertainty in mineral resources by use of classification schemes and conditional simulations Emery, X; Ortiz, JM; Rodriguez, JJ Article ISI SCOPUS Mathematical Geology (2006)
TBSIM: A computer program for conditional simulation of three-dimensional Gaussian random fields via the turning bands method Emery, X; Lantuejoul, C Article ISI SCOPUS COMPUTERS & GEOSCIENCES (2006)
Two ordinary kriging approaches to predicting block grade distributions Emery, X Article ISI SCOPUS Mathematical Geology (2006)
Conditional simulation of random fields with bivariate gamma isofactorial distributions Emery, X Article ISI SCOPUS Mathematical Geology (2005)
Estimation of mineral resources using grade domains: critical analysis and a suggested methodology Emery, X; Ortiz, JM Article ISI SCOPUS Journal of the south african institute of mining and metallurgy (2005)
Geostatistical simulation of random fields with bivariate isofactorial distributions by adding mosaic models Emery, X Article ISI SCOPUS STOCHASTIC ENVIRONMENTAL RESEARCH AND RISK ASSESSMENT (2005)
Histogram and variogram inference in the multigaussian model Emery, X; Ortiz, JM Article ISI SCOPUS STOCHASTIC ENVIRONMENTAL RESEARCH AND RISK ASSESSMENT (2005)
Integrating multiple-point statistics into sequential simulation algorithms Ortiz, JM; Emery, X Article Geostatistics Banff 2004, Vols 1 and 2 (2005)
Models for support and information effects: A comparative study Emery, X; Torres, JFS Article ISI SCOPUS Mathematical Geology (2005)
Resource and reserve evaluation in the presence of imprecise data Emery, X; Bertini, J; Ortiz, JM Article CIM Bulletin (2005)
Simple and ordinary multigaussian kriging for estimating recoverable reserves Emery, X Article ISI SCOPUS Mathematical Geology (2005)
Variograms of order omega: A tool to validate a bivariate distribution model Emery, X Article ISI SCOPUS Mathematical Geology (2005)
Forecasting copper prices in the short and medium terms using geostatistics Emery, X; Cabanas, A Article CIM Bulletin (2004)
On the consistency of the indirect lognormal correction Emery, X Article ISI SCOPUS STOCHASTIC ENVIRONMENTAL RESEARCH AND RISK ASSESSMENT (2004)
Properties and limitations of sequential indicator simulation Emery, X Article ISI SCOPUS STOCHASTIC ENVIRONMENTAL RESEARCH AND RISK ASSESSMENT (2004)
Shortcomings of multiple indicator kriging for assessing local distributions Emery, X; Ortiz J.M. Article Transactions of the Institutions of Mining and Metallurgy, Section B: Applied Earth Science (2004)
Testing the correctness of the sequential algorithm for simulating Gaussian random fields Emery, X Article ISI SCOPUS STOCHASTIC ENVIRONMENTAL RESEARCH AND RISK ASSESSMENT (2004)
Disjunctive kriging with hard and imprecise data Emery, X Article ISI SCOPUS Mathematical Geology (2003)
Conditional simulation of nongaussian random functions Emery, X Article ISI SCOPUS Mathematical Geology (2002)
L’analyse krigeante pour le classement d’observations spatiales et multivariées Arnaud, M; Emery, X; de Fouquet, C; Brouwers, M; Fortier, M Article Revue de Statistique Appliquée (2001)


M. Armstrong, A. Galli, H. Beucher, G. Le Loc'h, D. Renard, B. Doligez, R. Eschard, F. Geffroy: Plurigaussian Simulations in Geosciences Emery, X BookReview (2012)


Geostatistical Estimation of Biomass Stock in Chilean Native Forests and Plantations Hernández J.; Corvalan, P.; Emery, X; Pena, K; Donoso, S BookSection


Geoestadística de Yacimientos de Cobre Chilenos – 35 Años de Investigación Aplicada Emery, X.; Séguret, S.A. BookWhole (2020)
Geostatistics for the Mining Industry - Applications to Porphyry Copper Deposits Emery, X.; Séguret, S.A. BookWhole (2020)
Géostatistique de Gisements de Cuivre Chiliens – 35 Années de Recherche Appliquée Séguret, Serge; Emery, Xavier BookWhole (2019)


Using simulation to assess the trade-off between value and reliability in open pit planning Alarcon M.; Emery, X; Morales N. ConferencePaper SCOPUS Application of Computers and Operations Research in the Mineral Industry - Proceedings of the 37th International Symposium, APCOM 20 (2015)
Local and spatial uncertainty models based on ordinary kriging Emery, X ConferencePaper Proceedings of the IAMG '07: Geomathematics and GIS Analysis of Resources, Environment and Hazards (2007)
Internal consistency and inference of change-of-support isofactorial models Emery, X; Ortiz, JM ConferencePaper ISI Geostatistics Banff 2004, Vols 1 and 2 (2005)


Herramienta tecnológica de alto desempeño para el modelamiento de incertidumbre geológica en la subsuperficie Melissa Rodriguez Vigil Proyecto (2023)
Geostatistical modeling of geological, geotechnical and geometallurgical properties and its applications to ore body evaluation Emery, Xavier Proyecto (2021)
Characterizing patterns of spatio-temporal variability in snow properties trough field and remotely sensed observations Mcphee, James Proyecto (2017)
Characterizing patterns of spatio-temporal variability in snow properties trough field and remotely sensed observations FONDECYT (1171032) Proyecto 2017-2020 Coinvestigador(a)
Geostatistics applied to geometallurgy and geomechanics Emery, Xavier Proyecto (2017)
Geostatistics applied to geometallurgy and geomechanics FONDECYT (1170101) Proyecto 2017-2021 Inv. Responsable
Random fields evolving temporally over spheres: Modeling, estimation, asymptotically optimal prediction, and their simulation Porcu, Emilio Proyecto (2017)
Random fields evolving temporally over spheres=> Modeling, estimation, asymptotically optimal prediction, and their simulation FONDECYT (1170290) Proyecto 2017-2021 Coinvestigador(a)
Modelamiento geoestadístico del parámetro de intensidad de estructuras por unidad de volumen Emery, Xavier Proyecto (2016)
Optimización a gran escala e incertidumbre: desafíos en planificación minera estratégica, un enfoque interdisciplinario Goycoolea, Marcos Proyecto (2016)
Medición de intensidad de fracturación Emery, Xavier Proyecto (2015)
Modelamiento de incertidumbre en la extensión de unidades geológicas para evaluación de recursos minerales Emery, Xavier Proyecto (2015)
Optimización a gran escala e incertidumbre=> desafíos en planificación minera estratégica, un enfoque interdisciplinario PIA (ACT1407) Proyecto 2015-2018 Inv. Principal
Geostatistical cosimulation of grades and rock types for iron resource evaluation Emery, Xavier Proyecto (2013)
Geostatistical Cosimulation of Grades and Rock Types for Iron Resource Evaluation. Compañía Minera Vale S.A (S/N) Proyecto 2013-2015 Inv. Responsable
Geostatistical modeling of ore bodies with heterogeneous spatial variations Emery, Xavier Proyecto (2013)
Modelamiento multivariable para evaluación de yacimientos Ortiz, Julian Proyecto (2010)
Modelamiento multivariable para evaluación de yacimientos Innova-Chile (09CN14-5838) Proyecto 2010-2012 Inv. Principal
Advanced Mining Technology Center Ruiz del Solar, Javier Proyecto (2009)
Centro Avanzado de Tecnología para la Minería (programa de financiamiento basal para centros científicos y tecnológicos de excelencia) PIA (FB809) Proyecto 2009-2014 Inv. Principal
Consorcio tecnológico empresarial de investigación en biocombustibles a partir de material lignocelulósico-BIOCOMSA S.A. Innova-Chile (208-7321) Proyecto 2009-2013 Investigador(a)
Multivariate geostatistics and its applications to the characterization of mineral resources Emery, Xavier Proyecto (2009)
Cuantificación de la incertidumbre en atributos geológicos, mineros y metalúrgicos: nuevos modelos geoestadísticos y aspectos de implementación Emery, Xavier Proyecto (2006)
Evaluación de yacimientos mediante simulación estocástica integrando estadísticas de múltiples puntos Ortiz, Julian Proyecto (2006)
Modelamiento de la incertidumbre en geología y leyes y su impacto en la selectividad de explotaciones mineras Magri, Eduardo Proyecto (2005)
Estimación geoestadística de recursos in situ con énfasis en el control geológico Emery, Xavier Proyecto (2004)