Roussos G Dimitrakopoulos

Publications

Peer Reviewed Journal Publications (2005-2012)

  1. Ramazan S, Dimitrakopoulos R (2012) Production scheduling with uncertain supply: A new solution to the open pit mining problem. Optimization and Engineering. doi:10.1007/s11081-012-9186-2

  2. Goodfellow R, Dimitrakopoulos R (2012), Algorithmic integration of geological uncertainty in pushback designs for complex multi-process open pit mines, IMM Transactions, Mining Technology (accepted)

  3. Goodfellow R, Albor Consuegra F, Lloyd T, Dimitrakopoulos R (2012) Quantifying multi-element and volumetric uncertainty, Coleman McCreedy deposit, Ontario, Canada, Computers & Geosciences. doi: 10.1016/j.cageo.2012.02.018

  4. Asad MW, Dimitrakopoulos R (2012) Implementing a parametric maximum flow algorithm for optimum open pit mine design under uncertain supply and demand, J Operational Research Society. doi: doi:10.1057/jors.2012.26

  5. Lamghari A, Dimitrakopoulos R, Ferland AJ (2012) A variable neighborhood descent algorithm for the open-pit mine production scheduling problem with metal uncertainty International. Journal of Production Economics (submitted)

  6. Asad MW, Dimitrakopoulos R (2011) Optimal production scale of open pit mining operations with uncertain metal supply and long-term stockpiles, Resources Policy, 37(2) doi:10.1016/j.resourpol.2011.12.002

  7. Chatterjee, S., Dimitrakopoulos, R. (2011) Multi-scale stochastic simulation with a wavelet-based approach. Computers & Geosciences doi:10.1016/j.cageo.2011.11.006

  8. Mustapha H, Dimitrakopoulos R, Chatterjee S (2011) Geologic heterogeneity representation using high-order spatial cumulants for subsurface flow and transport simulations, Water Resources Research, 47, doi:10.1029/2010WR009515

  9. Chatterjee S, Dimitrakopoulos R, Mustapha H (2011) Dimensional reduction of pattern-based conditional simulation using wavelet analysis, Mathematical Geosciences DOI 10.1007/s 11004-012-9387-4

  10. Lamghari A, Dimitrakopoulos R (2011) A diversified Tabu search for the open-pit mine production scheduling problem with metal uncertainty, European Journal of Operational Research (accepted with minor revisions)

  11. Chatterjee S, Dimitrakopoulos R, Mustapha H (2011) Fast wavelet-based conditional simulation using training images, Computational Geosciences (submitted)

  12. Lamghari A, Dimitrakopoulos R, Ferland AJ (2011) Hybridization of exact and metaheuristic methods for scheduling production in large-scale open-pit mines, Computers & Operations Research (submitted)

  13. Abdel Sabour SA, Dimitrakopoulos R (2011) Will the mine expand? Re-thinking beyond ultimate pit limits under uncertain markets, Resources Policy (submitted)

  14. Dimitrakopoulos, R (2011) Stochastic optimization for strategic mine planning: A decade of developments. J Mining Science 84(2): 138-150

  15. Leite A, Dimitrakopoulos R (2011) Mine scheduling with stochastic programming in a copper deposit: Application and value of the stochastic solution. IMM Trans., Mining Technology (submitted)

  16. Dimitrakopoulos R, Jewbali A (2011) Joint stochastic optimization of short- and long- term mine production planning: Method and application in a large operating gold mine. Engineering Optimization (submitted)

  17. Benndorf J, Dimitrakopoulos R (2011) Stochastic long-term production scheduling of iron ore deposits: Integrating joint multi-element geological uncertainty. J Mining Science (submitted)

  18. Mustapha H, Chatterjee S, Dimitrakopoulos R, Graf T (2011) Wavelet analysis for geologic heterogeneity recognition: Implications in subsurface flow and transport simulations, Advances in Water Resources (accepted with revisions)

  19. Mustapha H, Chatterjee S, Dimitrakopoulos R (2011) An efficient patterns-based simulation method using probability densities decomposition, Mathematical Geosciences (accepted)

  20. Abdel Sabour SA, Dimitrakopoulos R (2011) Accounting for joint ore supply, metal price and exchange rate uncertainties in mine design, J Mining Science 86(2):191-201

  21. Godoy M, Dimitrakopoulos R (2011) A risk quantification framework for strategic risk management in mine design: Method and application at a gold mine, J Mining Science 84(2):235-246

  22. Mustapha H, Dimitrakopoulos R (2010) High-order stochastic simulations for complex non-Gaussian and non-linear geological patterns. Mathematical Geosciences 42(5):455-473

  23. Dimitrakopoulos R, Mustapha H, Gloaguen E (2010) High-order statistics of spatial random fields: Exploring spatial cumulants for modeling complex, non-Gaussian and non-linear phenomena. Mathematical Geosciences 42(1):65-97

  24. Albor F, Dimitrakopoulos R (2010) An algorithmic approach to pushback design based on stochastic programming: Method, application and comparisons. IMM Trans, Mining Technology 119(2):68-83

  25. Dimitrakopoulos, R (2010) Stochastic optimization for strategic mine planning: A decade of developments. J Mining Science (09/10, in press)

  26. Leite A, Dimitrakopoulos R (2010) Mine scheduling with stochastic programming in a copper deposit: Application and value of the stochastic solution. IMM Trans., Mining Technology (submitted)

  27. Dimitrakopoulos R, Jewbali A (2010) Joint stochastic optimization of short- and long- term mine production planning: Method and application in a large operating gold mine. Engineering Optimization (submitted).

  28. Ramazan S, Dimitrakopoulos R (2010) Production scheduling with uncertain supply: A new solution to the open pit mining problem. J European Operations Research (under revision).

  29. Asad MWA, Dimitrakopoulos R (2010) Implementing a parametric maximum flow algorithm for optimum open pit mine design under uncertain supply & demand. J Operational Research Soc. (submitted)

  30. Kumral M, Dimitrakopoulos R (2010) Simultaneous optimization of mining block sequence and production rates under uncertainty. J Operational Research Soc. (accepted with revisions)

  31. Godoy M, Dimitrakopoulos R (2010) A risk quantification framework for strategic risk management in mine design: Method and application at a gold mine. J Min Sci (submitted)

  32. Chatterjee S, Dimitrakopoulos R, Mustapha H (2010) Fast wavelet based conditional simulation with training images. Mathematical Geosciences (accepted)

  33. Abdel Sabour SA, Dimitrakopoulos R (2010) Will the mine expand? Re-thinking beyond ultimate pit limits under uncertain markets. Resources Policy (submitted)

  34. Abdel Sabour SA, Dimitrakopoulos R (2010) Accounting for joint ore supply, metal price and exchange rate uncertainties in mine design. J Mining Sci (06/10;in press)

  35. Dimitrakopoulos R, Li S (2010) Quantification of fault uncertainty and risk assessment in longwall coal mining: Stochastic simulation, back analysis, longwall design and reserve risk assessment. IMM Trans, Mining Technology 119(2):59-67

  36. Mustapha H, Dimitrakopoulos R, Graf T, Firoozabadi A (2010) An efficient method for discretizing 3D fractured fields for subsurface flow and transport simulations. J.Numer.Meth.Fluids DOI:10.1002/fld.2383

  37. Mustapha H, Dimitrakopoulos R (2010) An algorithm for geological patterns recognition using high-order spatial cumulants. Comp. & Geosci 36(3):313-334

  38. Mustapha H, Dimitrakopoulos R (2010) HOSIM: A High-order stochastic simulation algorithm for generating three-dimensional complex geological patterns. Comp. & Geosci (05/10, in press)

  39. Mustapha H, Dimitrakopoulos R (2010) Heterogeneity representation using high-order spatial cumulants for subsurface flow simulations. Water Resources Research. (accepted 09/10)

  40. Qureshi SE, Dimitrakopoulos R (2010) Application of stochastic simulation and complex loss functions in a risk based approach to contaminated soil classification and remediation. Environmental Modeling and Software (accepted with revisions)

  41. Jewbali A, Dimitrakopoulos R (2010) Implementation of conditional simulation by successive residuals. Computers & Geosciences DOI:10.1016/j.cageo.2010.04.008

  42. Mustapha H, Dimitrakopoulos R (2010) Generalized Laguerre expansions of multivariate probability densities with moments. Computers & Mathematics with Applications 60(7):2178-2189

  43. Benndorf J, Dimitrakopoulos R (2010) Stochastic long-term production scheduling of iron ore deposits: Integrating joint multi-element geological uncertainty. J Mining Science (submitted)

  44. Albor F, Dimitrakopoulos R (2009) Stochastic mine design optimization based on simulated annealing: Pit limits, production schedules, multiple orebody scenarios and sensitivity analysis. IMM Trans, Mining Technology 118(2):80-91

  45. Mustapha H, Dimitrakopoulos R. (2009) Discretizing complex fractured fields for incompressible two-phase flow. Int. J. Numer. Methods Fluids DOI: 10.1002/fld.2197

  46. Dimitrakopoulos R, Grieco N (2009) Stope design and geological uncertainty: Quantification of risk in conventional designs and a probabilistic alternative. J Mining Science 45(2):152-163

  47. Gloaguen E, Dimitrakopoulos R (2009) Two-dimensional conditional simulations based on the wavelet decomposition of training images. Mathematical Geosciences 41(6):679-701

  48. Abdel Sabour SA, Dimitrakopoulos R, Kumral M (2008) Mine design selection under uncertainty. IMM Transactions, Mining Technology 117(2):53-64

  49. Dimitrakopoulos R, Ramazan S (2008) Stochastic integer programming for optimizing long-term production schedules of open pit mines: Methods, application and value of stochastic solutions. IMM Trans, Mining Technology 117(4):155-160

  50. Kumral M, Dimitrakopoulos R (2008) Selection of waste dump sites using a trabu search algorithm. SAIMM Journal 108(1):9-13

  51. Leite A, Dimitrakopoulos R (2007) A stochastic optimization model for open pit mine planning: Application and risk analysis at a copper deposit. IMM Trans, Mining Technology 116(3):109-118

  52. Dimitrakopoulos R, Abdel-Sabour SA (2007) Evaluating mine plans under uncertainty: Can the real options make a difference? Resources Policy 32(3):116-125

  53. Dimitrakopoulos R, Martinez L, Ramazan S (2007) A maximum upside / minimum downside approach to the traditional optimization of open pit mine design. J. of Mining Science 43(1):73-82

  54. Grieco N, Dimitrakopoulos R (2007) Managing grade risk in stope design optimization: Probabilistic mathematical programming model and application. IMM Trans, Mining Technology 116(2):49-57

  55. Gloaguen E, Giroux B, Marcotte D, Dimitrakopoulos R (2007) Pseudo full waveform inversion of borehole GPR data using stochastic tomography. Geophysics 72(5):J43-51

  56. Dimitrakopoulos R, Godoy M (2006) Demand driven and risk managing strategic mine planning. Minerals 60(263):45- 55

  57. Ramazan S, Dimitrakopoulos R (2006) Probabilistic practical optimization of production scheduling for multi-element deposits. CIM (April):12p

  58. Richmond A, Dimitrakopoulos R (2005) Multi-scale stochastic modeling of ore textures at the George Fisher mine, Queensland. Australia. CIM (May):8p

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Refereed Book Chapters and Refereed Proceedings (2005-2012)

  1. Meagher C, Abdel Sabour SA, Dimitrakopoulos R (2010) Pushback design of open pit mines under geological and market uncertainties. Orebody Modelling & Strategic Mine Planning, AusIMM Spectrum Series 17:297-304

  2. Mustapha H, Dimitrakopoulos R (2010) Modelling complex mineral deposits through high-order spatial cumulants. Orebody Modelling and Strategic Mine Planning, AusIMM, Spectrum 17:319-326

  3. Chatterjee S, Lamghari A, Dimitrakopoulos R (2010) A two-phase heuristic method for constrained pushback design. 14thInt Conf Mining Innovation,23-25/07, Santiago, Gecamin 195-204

  4. Goodfellow R, Albor F, Dimitrakopoulos R, Lloyd T (2010) Quantifying multi-element and volumetric uncertainty in a mineral deposit. 14thInt Conf Mining Innovation 23-25/07,Santiago,Gecamin 149-58

  5. Richmond A, Dimitrakopoulos R (2005) Multi-scale stochastic modeling of ore textures at the George Fisher mine, Queensland. Australia. CIM (May):8p

  6. Xu H, Dimitrakopoulos R, Manggala P (2010) Robust mine scheduling with parametric regret minimization. 14thInt Conf Mining Innovation, 23-25/07, Santiago, Gecamin 205-212

  7. Mustapha H, Dimitrakopoulos R (2010) Simulation of geologically complex deposits: New high-order models & spatial cumulants. 14thInt Conf Mining Innovation 23-25/07, Santiago, Gecamin 451-58

  8. Vidal V, Dimitrakopoulos R (2010) Meeting mill capacity using dynamic cut-off grade: Application at Escondida Copper Mine, Chile. 14thInt Conf Mining Innovation 23-25/07, Santiago, Gecamin 213-22

  9. Xu H, Mannor S, Dimitrakopoulos R (2009) Parametric regret minimization for robust mine scheduling. Proceedings Orebody Modelling and Strategic Mine Planning, Perth, AusIMM 305-308

  10. Meagher C, Dimitrakopoulos R, Avis D (2009) A new approach to constrained open pit pushback design using dynamic cut-off grades. Orebody Modelling & Strategic Mine Planning, AusIMM 171-76

  11. Dimitrakopoulos R, Gloaguen E, Mustapha H (2008) High-order spatial statistics: exploring spatial random fields and spatial cumulants for modelling complex, non-linear and non-Gaussian phenomena. Ortiz, Emery eds, Geostats2008, Proc. 8th Int Geostatistics Congress, GecaMin 1:439-448

  12. Gloaguen E, Dimitrakopoulos R (2008) Conditional wavelet based simulation of non-stationary geology using geophysical and model analogue information, In, JM. Ortiz and X. Emery (eds.), Geostats2008, Proc. 8th Int. Geostatistics Congress, FCFM/GecaMin, Santiago 1:227-236

  13. Mustapha H, Dimitrakopoulos R (2008) Fracture System Modelling and Fractured Aquifer Simulation. JM Ortiz, X Emery eds, Geostats200, 8th Int Geostatistics Congress, GecaMin 1:545-554

  14. Abdel Sabour SA, Dimitrakopoulos R (2008) Accounting for geological and market uncertainties in open pit mine planning. In J. Hadjigeorgiou (ed.), Strategic vs Tactical Approaches in Mining 2008, Quebec City 136-145

  15. Dimitrakopoulos R, Jewbali A (2008) Stochastic Mine Planning: Example and Value from Integrating Long- and Short- term Production Scheduling via Simulated Grade Control at a Large Gold Mine. In J Hadjigeorgiou (ed.), Strategic vs Tactical Approaches in Mining 2008, Quebec 156-165

  16. Dimitrakopoulos R, Makie S (2008) Joint simulation of mine spoil uncertainty for rehabilitation decision making. Geostatistics for Environmental Applications, Springer 15:345-355

  17. Osterholt V, Dimitrakopoulos R (2007) Simulation of wireframes and geometric features with multiple-point techniques: Application at Yandi iron ore deposit. Orebody Modelling and Strategic Mine Planning, AusIMM, Spectrum Series, 2nd Ed., 14:

  18. Boucher A, Dimitrakopoulos R (2007) A new efficient joint simulation framework and application in a multivariable deposit. Orebody Modelling and Strategic Mine Planning, AusIMM, Spectrum Series,2nd Ed. 14:303-312

  19. Jewbali A, Dimitrakopoulos R (2007) Conditional simulation by successive residuals: Updating of existing orebody realizations. Orebody Modelling and Strategic Mine Planning, The Australasian Institute of Mining and Metallurgy, Spectrum Series, 14, 2nd Ed. 121- 128

  20. Scott J, Dimitrakopoulos R, Li S, Bartlett K (2007) Fractal based fault simulations using a geological analogue: Quantification of fault risk at Wyong, NSW, Australia. Orebody Modelling and Strategic Mine Planning, The AusIMM, Spectrum Series, 2nd Ed. 14:137-144

  21. Benndorf J, Dimitrakopoulos R (2007) New efficient methods for conditional simulation of large orebodies. Orebody Modelling and Strategic Mine Planning. AusIMM Spectrum Ser. 2nd Ed. 14:103-10

  22. Li S, Dimitrakopoulos R, Scott J, Dunn D (2007) Quantification of Geological Uncertainty and Risk Using Stochastic Simulation and Applications in the Coal Mining Industry. Orebody Modelling and Strategic Mine Planning, The AusIMM, Spectrum Series, 2nd Ed. 14:185-192

  23. Ramazan S, Dimitrakopoulos R (2007) Stochastic optimization of long term production scheduling for open pit mines with a new integer programming formulation. Orebody Modelling and Strategic Mine Planning, The AusIMM, Spectrum Series, 2nd Ed. 14:353-360

  24. Qureshi S, Dimitrakopoulos R (2005) Comparison of stochastic simulation algorithm in mapping spaces of uncertainty of non-linear transfer function. GeostatisticsBanff 2004,Springer, Dordrecht 959-68

  25. Kay M, Dimitrakopoulos R, Fullagar P (2005) Integration of conventional and downhole geophysical data in metalliferous mines. Geostatistics Banff 2004, Springer, Dordrecht 1:351-362

  26. Boucher A, Dimitrakopoulos R, Vargas-Guzman A (2005) Joint simulation, optimal drillhole spacing and the role of the stockpile. Geostatistics Banff 2004, Springer, Dordrecht 1:35-44

  27. Duggan S, Dimitrakopoulos R (2005) Application of conditional simulation to quantify uncertainty and to classify a diamond deflation deposit. Geostatistics Banff 2004, Springer, Dordrecht 2:419-428

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Books and Special Issues

  1. Dimitrakopoulos R (2012) Advances in Strategic Mine Planning Optimization, Springer (to appear)

  2. Dimitrakopoulos R (2010) Advances in Orebody Modelling and Strategic Mine Planning I, Spectrum Series Volume 17, The AusIMM, Melbourne, 345p

  3. Soares, A., Pereira, M-J., Dimitrakopoulos, R., eds. (2008): Geostatistics for environmental applications. Springer, Berlin, 509p.

  4. Dimitrakopoulos, R., ed,, (2007): Orebody modelling and strategic mine planning, Spectrum Series v. 14, 2nd Edition, The AusIMM, Melbourne, 402p.

  5. Dimitrakopoulos, R., ed,, (2005): Orebody modelling and strategic mine planning, Spectrum Series v. 14, The AusIMM, Melbourne, 376p.

  6. Dimitrakopoulos, R., Guest Editor (2005): Modern mining geostatistics - Issue dedicated to Prof M. David. Mathematical Geology. v. 37.

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Recent Research Reports

  1. COSMO Research Report 2011, No. 5, 432p, ISBN 978 0 771706 98 1

  2. COSMO Research Report 2010, No. 4, 364p, ISBN 978 0 771706 98 1

  3. COSMO Research Report 2009, No. 3, 385p, ISBN 978 0 771706 97 4

  4. COSMO Research Report 2008, No. 2, 277p, ISBN 978 0 771706 96 7

  5. COSMO Research Report 2007, No. 1, 327p, ISBN 978 0 771706 95 0

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