Revistas Científicas

  • 2020
  • Contreras, M.A., Staats, W.A., Price, S.J., 2020. Predicting and mapping Plethodontid salamander abundance using LiDAR-derived terrain and vegetation characteristics. Forest Systems 29(2):S005 (PDF) (Link)

    Contreras, M.A., Parrott D.L., Stringer J.W., 2020. Retroactive comparison of operator-designed and computer-generated skid-trail networks on steep terrain. Forest Systems 29(1):eSC01 (PDF) (Link)

  • 2019
  • Ferreira, M.A., Silva, C.S.J., Gomide, L.R., Contreras, M.A., Lopes, E.T., Rodrigues, R.C., Mello, J.M., Mendonça, N.P. 2019. Wood supply optimization in Brazilian pulp industry involving forestry outgrower scheme. Revista Árvore 43(5):e430504 (PDF) (Link)

    Hamid, H., Jacobs, N.B., Contreras, M.A., Clark, C.H. 2019. Deep learning for conifer-deciduous classification of airborne LiDAR 3D point clouds representing individual trees. ISPRS Journal of Photogrammetry and Remote Sensing 158:219-230. https://www.sciencedirect.com/science/article/pii/S0924271619302485 (PDF) (Link)

  • 2017
  • Hamraz, H., Contreras, M., Zhang, J. 2017. Forest understory trees revealed within sufficiently dense airborne laser scanning point clouds. Scientific Reports 7:6770. (PDF) (Link)

    Hamraz, H., Contreras, M., Zhang, J. 2017. Vertical stratification of forest canopy for segmentation of under-story trees within small-footprint airborne LiDAR point clouds. ISPRS Journal of Photogrammetry and Remote Sensing 130:385-392. (PDF) (Link)

    Contreras, M., Staats, W., Yang, J., Parrott, D. 2017. Quantifying the accuracy of LiDAR-derived DEM in deciduous eastern forests of the Cumberland Plateau. Journal of Geographic Information System 9:339-353. (PDF) (Link)

    Lin, P., Dai, R., Contreras, M.A., Zhang, J. 2017. Combining ant colony optimization with 1-opt local search method for solving constrained forest transportation planning problems. Artificial Intelligence Research 6(2):27-38. (PDF) (Link)

    Hamraz, H., Contreras, M., Zhang, J. 2017. A scalable approach for tree segmentation within small-footprint airborne. Computers and Geosciences 102:139-174. (PDF) (Link)

    Contreras, M., Freitas, R., Ribeiro, L., Stringer, J.W., Clark, C. 2017. Multi-camera surveillance systems for time and motion studies of timber harvesting equipment. Computers and Electronics in Agriculture 135:208-215. (PDF) (Link)

  • 2016
  • Hamraz H., M. Contreras, J. Zhang. 2016. A rubust approach for tree segmentation in decidouos forests using small-footprint airborne LiDAR data. International Journal of Applied Earth Observation and Geoinformation 52: 532-541 (PDF) (Link)

    Lin P., M. Contreras, R. Dai, J. Zhang. 2016. A multilevel ACO approach for solving forest transportation planning problems with environmental constraints. Swarm and Evolutionary Computation 28: 78-87 (PDF) (Link)

    Qi L., J. Yang, D. Yu, L. Dai, M. Contreras. 2016. Responses of regeneration and species coexistence to single-tree selective logging for a temperate mixed forest in eastern Eurasia. Annals of Forest Science 73(2): 449-460 (PDF) (Link)

    Contreras M., D. Parrott, W. Chung. 2016. Designing skid-trail networks to reduce skidding cost and soil disturbance for ground-based timber harvesting operations. Forest Science 62(1):48-58 (PDF) (Link)

  • 2015
  • Nepal S., M. Contreras, G.A. Stainback, J.M. Lhotka. 2015. Quantifying the effects of biomass market conditions and policy incentives on economically feasible sites to establish dedicated energy crops. Forests 6(11):4168-4190 (PDF) (Link)

    Lin P., J. Zhang, M. Contreras. 2015. Automatically configuring ACO using multilevel ParamILS to solve transportation planning with underlying weighted networks. Swarm and Evolutionary Computation 20:48-57 (PDF) (Link)

  • 2014
  • Nepal S., M. Contreras., J.M. Lhotka, G.A. Stainback. 2014. A spatially explicit model to identify suitable sites to establish dedicated woody energy crops. Biomass and Bioenergy 71:245-255 (PDF) (Link)

    Vallejos-Barra O., G. Daniluk-Mosquera, G. Moras, M. Ponce-Donoso, M. Contreras. 2014. Above-ground carbon absorption in young Eucalyptus globulus plantations in Uruguay. Scientia Forestalis v.42, n.101, p. 9-19 (PDF) (Link)

  • 2013
  • Chung W., G. Jones, K. Krueger, J. Bramel, M. Contreras. 2013. Optimizing fuel treatments over time and space. International Journal of Wildland Fire (PDF) (Link)

    Contreras M., W. Chung. 2013. Developing a computerized approach for optimizing tree removal to efficiently reduce crown fire potential. Forest Ecology and Management 289(1):219-233 (PDF) (Link)

  • 2012
  • Contreras M., P. Aracena, W. Chung. 2012. Improving accuracy in earthwork volume estimation for proposed forest roads using a high-resolution digital elevation model. Croatian Journal of Forest Engineering 33(1):125-142 (PDF) (Link)

    Contreras M., R. Parsons, W. Chung. 2012. Modeling tree-level fuel connectivity to evaluate the effectiveness of thinning treatments for reducing crown fire potential. Forest Ecology and Management 264(2)134-149 (PDF) (Link)

  • 2011
  • Contreras M., D. Affleck, W. Chung. 2011. Evaluating tree competition indices as predictors of basal area increment in western Montana forests. Forest Ecology and Management 262(12):1939-1949 (PDF) (Link)

    Contreras M., W. Chung. 2011. A modeling approach to estimating skidding costs for individual trees for thinning operations. Western Journal of Applied Forestry 26(3):133-146 (PDF) (Link)

  • 2008
  • Contreras M., W. Chung, G. Jones. 2008. Applying ant colony optimization meta-heuristic to solve forest transportation planning problems with side constraints. Canadian Journal of Forest Research 38(11):2896-2910 (PDF) (Link)

  • 2007
  • Contreras M., W. Chung. 2007. A computer approach to finding an optimal log landing location and analyzing influencing factors for ground-based timber harvesting. Canadian Journal of Forest Research 37(2):276-292 (PDF) (Link)

    Artículos en revistas con comité editorial

  • 2014
  • Lin, P., Zhang, J., Contreras, M.A. 2014. Applying Pareto ant colony optimization to solve bi-objective forest transportation planning problems. In Proceedings: The 15th Institute of Electrical and Electronics Engineers (IEEE) International Conference on Information Reuse and Integration (IRI). Sand Francisco, CA, USA.

    Resúmenes en revistas con comité editorial

  • 2014
  • Contreras, M., Chung, W. 2014. Optimizing the selection of individual trees in thinning treatments to reduce crown fire potential. The International Forestry Review 16(5):296.

    Staats, W., Contreras, M. 2014. LiDAR-derived forest canopy metrics and their influence on spatial distribution of plethondotid salamander populations. The International Forestry Review 16(5):159.

    Contreras, M., Parrott, D., Stringer, J.W. 2014. Quantifying potential benefits of implementing computer generated skid trail networks. The International Forestry Review 16(5):299.

  • 2010
  • Contreras, M., Chung, W. 2010. Optimizing tree-level removal to efficiently minimize crown fire hazard. The International Forestry Review 12(5):312.

    Aracena, P., Contreras, M., Chung, W. 2010. Optimizing multiple log landing locations for ground-based timber harvesting. The International Forestry Review 12(5):312.

    Libros

  • 2015
  • Contreras, M. 2015. Proceedings of the 38th annual meeting of the Council on Forest Engineering – Engineering Solution for Non-Industrial Private Forest Operations. July 19-22. Lexington, KY. 377 pp.

    Capítulos de libros

  • 2018
  • Contreras, M., Hamraz, H., Zhang, J. 2018. Uso de tecnología de datos LiDAR en inventarios forestales remotos (Use of LiDAR technology in remote forest inventories). In Geomática Aplicada, Mena, C., Ormazábal, Y., Barrientos, V. (Eds). Aerophotogrammetry Service – Chilean Air Force & University of Talca – Chile. pp 139-148. (PDF) (Link)

    Hamraz, H., Contreras, M.A. 2018. Remote sensing of forests using discrete return airborne LiDAR. Recent Advances and Applications in Remote Sensing. Ming Hung (Ed), IntechOpen, DOI: 10.5772/intechopen.71777. (PDF) (Link)

  • 2011
  • Chung, W., Contreras, M. 2011. Forest transportation planning under multiple goals using ant colony optimization. In Ant Colony Optimization - Methods and Applications, Avi Ostfeld (Ed.), ISBN: 978-953-307-157-2, InTech. (PDF) (Link)