Resultados de búsqueda - "Carlos

  1. Estimation of the cost of Taenia solium cysticercosis in eastern Cape Province, South Africa por Carabin, H., Krecek, R.C., Cowan, L.D., Michael, L., Foyaca-Sibat, H., Nash, T., Willingham, Arve Lee

    Publicado 2006
    “…Three methods were used for estimating productivity losses. Monte Carlo sampling was used to represent the uncertainty of the estimates with 95% Credible Intervals (95% CI). …”
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    Journal Article
  2. Estimation and analysis of insect population dynamics parameters via physiologically based models and hybrid genetic algorithm MCMC methods por Rossini, Luca, Bruzzone, Octavio Augusto, Speranza, Stefano, Delfino, Ines

    Publicado 2023
    “…In this study we propose a combination of least squares methods via genetic algorithms to preliminary evaluate the best parameter values and Markov Chain Monte Carlo approach to obtain their distribution. The algorithm has been tested in the special case of Drosophila suzukii, to quantify part of the parameters of an almost validated model in two steps: i) a first pseudo-validation using perturbed numerical solutions, and ii) a validation using real field data. …”
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    Enlace del recurso
    Artículo
  3. Stochastic impact evaluation of an irrigation development intervention in Northern Ethiopia por Yigzaw, Negusse, Mburu, John, Ackello-Ogutu, Chris, Whitney, Cory W., Luedeling, Eike

    Publicado 2019
    “…We then applied the SIE tools: Monte Carlo simulation, Partial Least Squares regression, and Value of Information analysis to project prospective impacts of the project and identify critical knowledge gaps. …”
    Enlace del recurso
    Journal Article
  4. Ex-ante evaluation of economic impacts of adopting improved forages in the Colombian Orinoquía por Enciso, Karen, Charry, Andrés, Rincón Castillo, Álvaro, Burkart, Stefan

    Publicado 2021
    “…The analysis used two evaluation methodologies: 1) a combined discounted free cash flow model and Monte Carlo simulation using the simulation software @Risk to determine the impact on individual welfare, and 2) an economic surplus model an risk analysis to determine the potential social benefits of the technologies and their distribution among producers and consumers, considering changes in adoption rates, productivity levels and probability of success. …”
    Enlace del recurso
    Journal Article
  5. The economic contribution of CGIAR germplasm health units to international agricultural research: the example of rice blast disease in Bangladesh por Enriquez, Y., Smale, M., Jamora, Nelissa, Hossain, M., Kumar, P. Lava

    Publicado 2022
    “…To address uncertainties in our estimates, we augment our model with Monte Carlo sampling to simulate distributions of model parameters. …”
    Enlace del recurso
    Libro
  6. Cost-benefit analysis Canavalia brasiliensis hay supplementation in Colombian dual-purpose cattle systems por Junca Paredes, Jhon Jairo, Jauregui, Rosa, Mojica Rodríguez, José Edwin, Sotelo, Mauricio E., Burkart, Stefan

    Publicado 2023
    “…Profitability indicators, such as net present value (NPV) and internal rate of return (IRR), were calculated for three scenarios: the traditional system, meadow improvement intervention, and Canavalia brasiliensis supplementation at three inclusion levels. Additionally, Monte Carlo simulations were employed to enhance the study's robustness through probabilistic analysis. …”
    Enlace del recurso
    Póster
  7. Climatology-based regional modelling of potential vegetation and average annual long-term runoff for Mesoamerica por Imbach, Pablo, Molina, L., Locatelli, Bruno, Roupsard, O., Ciais, Philippe, Corrales, P., Mahé, Gil

    Publicado 2010
    “…Assuming a uniform distribution of parameters around literature values, and using a Monte Carlo-type approach, we estimated an average model uncertainty of 42% of the annual runoff. …”
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    Journal Article
  8. An economic study of smallholder dairy farms in Muranga District, Kenya por Schaik, G. van, Perry, Brian D., Mukhebi, A.W., Gitau, G.K., Dijkhuizen, A.A.

    Publicado 1996
    “…The Technology Impact Evaluation Simulator (TIES), a Monte Carlo computer simulation model, provides a method for evaluating the financial and economic impacts of technology changes on a whole-farm basis, and explicity incorporates risk. …”
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    Journal Article

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