Publications

Articles

  1. Amaya, J. On the convergence of curvilinear search algorithms in unconstrained minimization. Operations Research Letters, 4(1), 1985. https://doi.org/10.1016/0167-6377(85)90048-3
  2. Amaya J. (1986) The armijo step rule adapted to gradient path algorithms. In: Contesse B. L., Correa F. R., Weintraub P. A. (eds) Recent Advances in System Modelling and Optimization. Lecture Notes in Control and Information Sciences, vol 87. Springer, Berlin, Heidelberg. https://doi.org/10.1007/BFb0006774
  3. Amaya, J. A differential equations approach to function minimization. Revista de Matemáticas Aplicadas, Universidad de Chile, 4(1-7), 1987. ISSN 0716-3096. PDF
  4. Amaya, J. Convergence of curvilinear search algorithms to second order points. Revista de Matemáticas Aplicadas, Universidad de Chile, 10(71-79), 1989.  ISSN 0716-5803. PDF
  5. Amaya, J. Numerical experiments with the affine scaling algorithm on degenerate linear programming problems. Optimization, 27(51‑62), 1993. https://doi.org/10.1080/02331939308843871
  6. Amaya, J. On the symmetric affine scaling algorithm for linear programming. Optimization, 32(147-158), 1995.   https://doi.org/10.1080/02331939508844043
  7. Amaya, J. and G. de Ghellinck. Duality for inexact linear programming problems. Optimization, 39(137-150), 1997. https://doi.org/10.1080/02331939708844278
  8. Amaya, J. y J. A. Gómez. Strong duality for inexact linear programming. Optimization, vol. 49, pp. 243-269, 2001. https://doi.org/10.1080/02331930108844532
  9. Gómez, J. A., P. Bosch and J. Amaya. Duality for Inexact Semi-Infinite Linear Programming. Optimization, vol. 54, pp. 1-25, 2005.  https://doi.org/10.1080/02331930412331286595
  10. Amaya, J. and M. A. Goberna. On the stability for Linear Systems with an Exact Constraint Set. Mathematical Methods for Operations Research, 63, pp. 107-121, 2004. https://doi.org/10.1007/s00186-005-0030-8
  11. Ferland, J., J. Amaya and M. S. Djuimo.  Application of a Particle Swarm Algorithm to the Capacitated Open Pit Mining Problem. In: Mukhopadhyay S.C., Gupta G.S. (eds) Autonomous Robots and Agents. Studies in Computational Intelligence, vol 76. Springer, Berlin, Heidelberg, 2007. https://doi.org/10.1007/978-3-540-73424-6_15
  12. Amaya, J., P. Bosch and M. A. Goberna. Stability of the feasible set mapping of linear systems with an exact constraint set. Set Valued Analysis, 16, No. 5-6, pp. 621-635, 2006. https://doi.org/10.1007/s11228-007-0048-6
  13. Alvarez, F., J. Amaya, A. Griewank and N. Strogies. A continuous framework for open pit mine planning. Mathematical Methods for Operations Research, Vol 73, pp 29-54, 2011. https://doi.org/10.1007/s00186-010-0332-3
  14. Lagos, G., D. Espinoza, E. Moreno and J. Amaya. Robust planning for an open-pit mining problem under ore-grade uncertainty. Electronic Notes on Discrete Mathematics, Vol 37, pp 15-20, 2011. https://doi.org/10.1016/j.endm.2011.05.004
  15. Amaya, J., D. Peeters, P. Uribe and J-P. Valenzuela. Optimization modeling for resource allocation in the Chilean public educational system. IRSR-International Regional Science Review, 39(2) 155-176, 2016. https://doi.org/10.1177/0160017615571584
  16. Saavedra-Rosas, J., E. Jélvez, J. Amaya and N. Morales. Optimizing Open Pit Block Scheduling with Exposed Ore Reserve. Journal of Southern African Institute of Mining and Metallurgy. Vol. 116, pp 655-662, July 2016. https://doi.org/10.17159/2411-9717/2016/v116n7a7
  17. Silva, JD., J. Amaya and F. Basso. Developing a predictive model of fragmentation using drilling and blasting data in open pit mining. Journal of Southern African Institute of Mining and Metallurgy. Vol. 117, Nov. 2017. https://doi.org/10.17159/2411-9717/2017/v117n11a14
  18. Amaya, J. and P. Uribe. A model and computational tool for crew scheduling in train transportation of mine materials by using a local search strategy. TOP-Journal of the Spanish Society of Statistics and Operations Research. (26)383-402, 2018. http://doi.org/10.1007/s11750-018-0479-2
  19. Hofstädter, R., J. Amaya and M. Kozek. Energy optimal control of thermal comfort in trams. Applied Thermal Engineering. 143 (2018) 812-821, 2018.   https://doi.org/10.1016/j.applthermaleng.2018.07.084
  20. Amaya, J., C. Hermosilla and E. Molina. Optimality conditions for the continuous model of the final open pit problem.  Optimization Letters. 2019. https://doi.org/10.1007/s11590-019-01516-8
  21. Morales, N., G. Nelis and J. Amaya. An efficient method for optimizing nested open pits with operational bottom space.  ITOR-Intl. Trans. in Op. Res. 31 (2024) 1609–1630.  PDF

Submitted and ongoing articles

  1. Aguayo, C., J. Amaya and S. Limbourg. Optimizing Short Food Supply Chains: A Distribution Network Model with Heterogeneous Capacitated Vehicles. Submitted , August, 2023.  Manuscript

Chapters in books and proceedings

  1. Munizaga-Rosas, José, M. A. Alfaro and J. Amaya.  An Evolutionary Model for Underground Mining Planning. In: Mass Min Proceedings. Ed. Instituto de Ingenieros de Chile, 2004. PDF
  2. Soto, L., R. Sanchez and J. Amaya. Target Data Projection in Multivariate Visualization: an Application to Mine Planning. In: Computational Science and its Applications. Lecture Notes in Computer Science, 0302-9743(3044): pp. 603 -612.  A. Laganá et al (Eds). Springer Verlag, 2004.  PDF      https://www.springer.com/gp/book/9783540220565
  3. Amaya, J., P. Cartigny and A. Rapaport. El modelamiento matemático aplicado al estudio de los recursos marinos y su manejo. En: Valoración, uso y perspectivas de la biodiversidad marina, pp. 211-233, Ed. Universitaria, Santiago, 2005. PDF
  4. Maureira, J.C., P. Uribe, O. Dalle, T. Asahi and J. Amaya. Component based approach using OMNeT++ for train communication modeling. Proceedings: ITST2009, International Conference on Intelligent Transport Systems Telecommunications, pp. 441-446. International Conference on Intelligent Transport Systems Telecommunications, Lille, France, 2009.  ISBN: 9781424453467,  PDF
  5. Amaya, J., D. Espinoza, Goycoolea, M., E. Moreno, Th. Prévost and E. Rubio. A scalable approach to optimal block scheduling. In: APCOM2009, Applications of Computers on Mining Industry, pp. 567-575. Vancouver, Canada, 2009. PDF
  6. Amaya, J., H. Ramírez and P. Uribe. Application of local search to crew scheduling. In: Monografías Matemáticas “García de Galdeano” n° 38, pp 23-32, ISBN: 978-84-15770-81-7, 2013.   LINK  PDF
  7. Julio, C., J. Amaya, A. Lamghari and N. Morales. Optimal Economic Envelope of Joint Open-Pit and Underground Mines. In: APCOM2015, Applications of Computers on Mining Industry,   pp. 343-351. S. Bandopadhyay (Ed). Fairbanks, Alaska. 2015. PDF
  8. Molina, E. and J. Amaya. Analytical properties of the feasible and optimal profiles in the binary programming formulation of open pit. In: APCOM2017, Applications of Computers on Mining Industry, pp. (17)25 –32, Golden-Colorado, 2017. PDF
  9. Molina, E. and J. Amaya. Characterizing the optimal profile of the open pit problem in the continuous framework. In: APCOM2017, Applications of Computers on Mining Industry, pp. (17)33 –40, Golden-Colorado, 2017. PDF
  10. Amaya, J., E. Molina, N. Morales and P. Uribe. Optimization model for rostering and crew assignment for train transportation. In: Mining Goes Digital. Mueller et al. (Eds) © Taylor & Francis Group, London, pp. 419-425. ISBN 978-0-367-33604-2. 2019.  PDF
  11. Morales, N., G. Nelis, F. Saavedra, J. Amaya and R. Gómez.  Using precedence constraints to model the geometry of optimal mining envelopes. In: APCOM2023, Intelligent Mining: Innovation, Vision and Value. Rapid City, South Dakota, 2023.   PDF

Contributions to public policies 

  1. Amaya, J. Los desafíos de estructuración en la sociedad de la información. In: Hacia la Sociedad de la Información: Desafíos del Sistema Estadístico Chileno. Ed. INE-Instituto Nacional de Estadísticas. ISBN: 956-7952-01-9. March 2000. PDF
  2. Muñoz, J. C. et al (co-author) Ciudades y cambio climático en Chile:  Recomendaciones desde la evidencia científica. Santiago: Comité Científico COP25; Ministerio de Ciencia, Tecnología, Conocimiento e Innovación.  November 2019.  PDF
  3. Amaya, J, C. Canals, A. Mizala, P. Rodríguez, P. Uribe and J.P. Valenzuela. Planificación Territorial de la Oferta Escolar Pública.  Policy Brief: VID-Vicerrectoría de Investigación y Desarrollo, Universidad de Chile. October 2021.  https://doi.org/10.34720/01sb-0b03  PDF
  4. Scientific Committee on Climate Change (co-author). The Chilean Potential for Exporting Renewable Energy. Ministry of Science, Technology, Knowledge and Innovation. November 2021.  LINK,  PDF