Anindya Roy

Professor of Statistics
Department of Mathematics and Statistics
University of Maryland Baltimore County
Baltimore, MD 21250
phone:  (410)-455-2435
e-mail:  anindya@umbc.edu

RESEARCH INTERESTS:

I am interested in general methodological research. Some of the area that I have worked on include nonparametric Bayesian methods, time series analysis, sequential design, and application of statistics in biomedical problems.

SELECTED PUBLICATIONS:    

Warfield, J.D. and Roy, A. (2012). A Semiparametric Sequential Algorithm for Estimation of Dose-Response Curve. Sequential Analysis, accepted.

Danaher, M.R., Roy, A., Chen, Z, Mumford, S. and Schisterman, E. F. (2012).Minkowski-Weyl Priors for Models With Parameter Constraints: An Analysis of the BioCycle Study. Journal of the American Statistical Association, in press.

Danaher, M.R., Schisterman, E. F., Roy, A., and Albert, P. (2012). Estimation of Gene-Environment Interaction by Pooling Biospecimens Statistics in Medicine, accepted.

Roy, A., Danaher, M.R., Mumford, S. L., and Chen, Z. (2011). A Bayesian order restricted model for hormonal dynamics during menstrual cycles of healthy women. Statistics in Medicine, in press.

Mukherjee, B., Ko, Y-A., VenderWeele, T., Roy, A., Park, S. K. and Chen, J. (2011). Principal interactions analysis for repeated measures data: application to gene-gene, gene-environment interactions. Statistics in Medicine, in press.

Ghosal, S. and Roy, A. (2011). Predicting false discovery proportion under dependence. Journal of the American Statistical Association, 106, 1208--1218.

Ghosal, S. and Roy, A. (2011). Identifiability of the proportion of null hypothesis in mixture models for p-value distribution Electronic Journal of Statistics. 5, 329-341.

Novey, M, Adali, T. and Roy, A. (2010). The complex generalized Gaussian distribution- characterization, generation and estimation. IEEE Transactions on Signal Processing, 58, 1427-1433

Zheng, Y., Zhu, J. and Roy, A. (2010). Nonparametric Bayesian inference for the spectral density function of a random field. Biometrika 97, 238--245

Roy, A. and Bose, A. (2009). Large sample modification for generalized confidence intervals. Journal of Multivariate Analysis 100, 1384-1397

Choi, T., Lee, J. and Roy, A (2009). On Bayes factor in semiparametric regression problems. Journal of Multivariate Analysis 100, 1316-1327

Gu, J., Ghosal, S and Roy, A. (2008). Bayesian Bootstrap Estimation of ROC Curves. Statistics in Medicine 27, 5407-5420

Roy, A., Ghosal, S and Rosenberger, W. F. (2008). Convergence Properties of Sequential Bayesian D-Optimal
Designs with Application to Phase I Clinical Trials. Journal of Statistical Planning and Inference, 139, 425-440

Tang, Y., Ghosal. S. and Roy, A. (2007). A Nonparametric Bayesian Estimator for the False Discovery Rate.
Biometrics, 63, 1126-1134.

Roy, A., Bhaumik, D. K., Aryal, S. and Gibbons, R. D. (2007). Sample size determination for hierarchical longitudinal designs with differential attrition rates. Biometrics, 63, 699-707

Choudhuri, N., Ghosal, S. and Roy, A. (2007). Nonparametric binary regression using a Gaussian process prior.
Statistical Methodology 4, 227-243.

Ghosal, S. and Roy, A. (2006). Posterior consistency of Gaussian process prior for nonparametric binary regression. Annals of Statistics. 34, 2413--2429.

Potra, F., Liu, X., Seillier-Moiseiwitsch, F., Roy, A., Hang, Y., Marten, M. and Raman, B. (2006).
Protein Image Alignment via Piecewise Affine Transformations.
Journal of Computational Biology. 13, 614--630.

Roy, A. and Mathew, T. (2005). A Generalized Confidence Limit for the Reliability Function of the Two-Parameter Exponential Distribution.
Journal of Statistical Planning and Inference, 128, 509--517.

Roy, A., Falk, B. and Fuller, W. A. (2004). Testing for Trend in Presence of Autoregressive Error.
Journal of the American Statistical Association, 99, 1082--1091.

Choudhuri, N., Ghosal, S. and Roy, A. (2004). Bayesian Estimation of the Spectral Density of a Time Series.
Journal of the American Statistical Association, 99, 1050--1059.

Choudhuri, N., Ghosal, S. and Roy, A.. (2004). Contiguity of the Whittle Measure for a Gaussian Time Series.
Biometrika, 91, 211--218.

Roy, A., Seillier-Moiseiwitsch, F., Lee, K., Hang, Y., Marten, M. R., and Raman, B. (2003).
Analyzing Two-Dimensional Gel Images. Chance, 16, 13--18. (Special issue on Proteomics)..

Roy, A. and Fuller, W. A. (2001). Estimation for Autoregressive Time Series With a Root Near 1.
Journal of Business and Economic Statistics, 19, 482--93. errata

TEACHING