Technical reports / work in progress

  • Taddy, M., and Kottas, A. (2008) "Bayesian Nonparametric Modeling for Markov Switching Regression"

  • Kottas, A., and Behseta, S. (2008) "Bayesian Nonparametric Modeling for Comparison of Single-Neuron Firing Intensities"

  • Taddy, M., and Kottas, A. (2007) "A Nonparametric Model-based Approach to Inference for Quantile Regression"

  • Fellingham, G.W., and Kottas, A. (2007) "Parametric and Nonparametric Bayesian Methods to Model Health Insurance Claims Costs"

  • Bayarri, M.J., Berger, J.O., Kennedy, M.C., Kottas, A., Paulo, R., Sacks, J., Cafeo, J.A., Lin, C.H., and Tu, J. (2005)
    "Bayesian Validation of Computer Models for Smooth Functional Data in Hierarchical Contexts"

    Publications

    Journal papers

  • Kottas, A., and Krnjajic, M. ``Bayesian Semiparametric Modeling in Quantile Regression''
    To appear in Scandinavian Journal of Statistics.
    (An earlier version is available as AMS Technical Report 2005-06.)

  • Morris, R.D., Kottas, A., Taddy, M., Furfaro, R., and Ganapol, B.D. ``A Statistical Framework for the Sensitivity Analysis of Radiative Transfer Models''
    To appear in IEEE Transactions on Geoscience and Remote Sensing.

  • Munch, S.B., and Kottas, A. ``A Bayesian Modeling Approach for Determining Productivity Regimes and their Characteristics''
    To appear in Ecological Applications.
    (An earlier version is available as AMS Technical Report 2008-06.)

  • Hanson, T., Kottas, A., and Branscum, A. ``Modeling stochastic order in the analysis of ROC data: Bayesian nonparametric approaches''
    To appear in Applied Statistics (Journal of the Royal Statistical Society, Series C).

  • Kottas, A., Duan, J., and Gelfand, A.E. ``Modeling Disease Incidence Data with Spatial and Spatio-temporal Dirichlet Process Mixtures''
    To appear in Biometrical Journal.

  • Krnjajic, M., Kottas, A., and Draper, D. (2008) ``Parametric and Nonparametric Bayesian Model Specification: A Case Study Involving Models for Count Data''
    Computational Statistics & Data Analysis, 52, 2110-2128.

  • Viswanath, K., Obraczka, K., Kottas, A., and Sanso, B. (2007) ``Statistical Equivalent Models for Computer Simulators with an Application to the Random Waypoint Mobility Model''
    SIMULATION, 83, 157-172.

  • Kottas, A., and Sanso, B. (2007) ``Bayesian Mixture Modeling for Spatial Poisson Process Intensities, with Applications to Extreme Value Analysis''
    Journal of Statistical Planning and Inference, (Special Issue on Bayesian Inference in Stochastic Processes), 137, 3151-3163.

  • Kottas, A. (2006) ``Nonparametric Bayesian Survival Analysis using Mixtures of Weibull Distributions''
    Journal of Statistical Planning and Inference, 136, 578-596.

  • Kottas, A., Mueller, P., and Quintana, F. (2005) ``Nonparametric Bayesian Modeling for Multivariate Ordinal Data''
    Journal of Computational and Graphical Statistics, 14, 610-625.

  • Gelfand, A.E., Kottas, A., and MacEachern, S.N. (2005) ``Bayesian Nonparametric Spatial Modeling With Dirichlet Process Mixing''
    Journal of the American Statistical Association, 100, 1021-1035.

  • Munch, S.B., Kottas, A., and Mangel, M. (2005) ``Bayesian Nonparametric Analysis of Stock-Recruitment Relationships''
    Canadian Journal of Fisheries & Aquatic Sciences, 62, 1808-1821.

  • Gelfand, A.E., and Kottas, A. (2003) ``Bayesian Semiparametric Regression for Median Residual Life''
    Scandinavian Journal of Statistics, 30, 651-665.

  • Kottas, A., Branco, M.D., and Gelfand, A.E. (2002) ``A Nonparametric Bayesian Modeling Approach for Cytogenetic Dosimetry''
    Biometrics, 58, 593-600.

  • Gelfand, A.E., and Kottas, A. (2002) ``A Computational Approach for Full Nonparametric Bayesian Inference under Dirichlet Process Mixture Models''
    Journal of Computational and Graphical Statistics, 11, 289-305.

  • Kottas, A., and Gelfand, A.E. (2001) ``Modeling Variability Order: A Semiparametric Bayesian Approach''
    Methodology and Computing in Applied Probability, 3, 427-442.

  • Kottas, A., and Gelfand, A.E. (2001) ``Bayesian Semiparametric Median Regression Modeling''
    Journal of the American Statistical Association, 96, 1458-1468.

  • Gelfand, A.E., and Kottas, A. (2001) ``Nonparametric Bayesian Modeling for Stochastic Order''
    Annals of the Institute of Statistical Mathematics, 53, 865-876.

  • Kottas, A., Adamidis, K., and Loukas, S. (1999) ``Bivariate Distributions with Pearson Type VII Conditionals''
    Annals of the Institute of Statistical Mathematics, 51, 331-344.

    Refereed proceedings papers

  • Viswanath, K., Obraczka, K., Kottas, A., and Sanso, B. (2006) "A Statistical Equivalent Model for Random Waypoint Mobility: A Case Study"
    Proceedings of Symposium on Performance Evaluation of Computer and Telecommunication Systems (SPECTS) 06, July 31 -- August 2, 2006, Calgary, Canada.

  • Kottas, A. (2006) "Dirichlet Process Mixtures of Beta Distributions, with Applications to Density and Intensity Estimation"
    Proceedings of the Workshop on Learning with Nonparametric Bayesian Methods, 23rd International Conference on Machine Learning, June 2006, Pittsburgh, PA.

    Other publications

  • Kottas, A., Krnjajic, M., and Taddy, M. (2007) ``Model-based approaches to nonparametric Bayesian quantile regression''
    Proceedings of the 2007 Joint Statistical Meetings, IMS, pp. 1137-1148.

  • Kottas, A. (2007) "Nonparametric Survival Analysis Using Mixtures" Encyclopedia of Statistics in Quality and Reliability Ruggeri, F., Kenett, R. and Faltin, F.W. (eds). John Wiley & Sons Ltd, Chichester, UK, pp. 1958-1962.

  • Morris, R.D., Kottas, A., Furfaro, R., Taddy, M., and Ganapol, B. (2007) "An Analysis of the Uncertainties in Radiative Transfer Models Used in Remote Sensed Data Product Generation" Proceedings of the NASA Science Technology Conference, June 2007.

  • Kottas, A., Duan, J., and Gelfand, A.E. (2006) "Bayesian Nonparametric Spatio-Temporal Models for Disease Incidence Data"
    Proceedings of the 2006 Joint Statistical Meetings, ASA Section on Bayesian Statistical Science, pp. 60-71.

  • Kottas, A., Mueller, P., and Quintana, F.A. (2003) "A Nonparametric Bayesian Model for Multivariate Ordinal Data"
    Proceedings of the 2003 Joint Statistical Meetings, pp 2253-2257.

  • Bayarri, M.J., Berger, J.O., Higdon, D., Kennedy, M.C., Kottas, A., Paulo, R., Sacks, J., Cafeo, J.A., Cavendish, J., Lin, C.H., and Tu, J. (2002) "A Framework for Validation of Computer Models" Proceedings of the Workshop on Foundations for V&V in the 21st Century, D. Pace and S. Stevenson (Editors). Society for Modeling and Simulation International.

  • MacEachern, S.N., Kottas, A., and Gelfand, A.E. (2001) "Spatial Nonparametric Bayesian Models"
    Proceedings of the 2001 Joint Statistical Meetings.

    thanos@ams.ucsc.edu
    Last updated July 21, 2008