Selected Publications

  1. Kriging and cross-validation for massive spatial data Environmetrics (2009) (with Wang)
  2. Fixed-domain asymptotic properties off tapered maximum likelihood estimators Annals of Statistics37, 3330-3361, (2009) (with Du and Mandrekar)
  3. Internet Approach versus Lecture and Lab-Based Approach for Teaching an Introductory Statistical Methods Course: Students’ OpinionsTeaching Statistics, vol. 31, 21-26 (2009)(with D. Johnson, N. Duspupta and M. Evans).
  4. On spatial skew-gaussian processes and applications (2008) (with El-Shaarawi) Environmetrics (In print)
  5. Covariance tapering in spatial statistics (2008) (with Juan Du) (In print)
  6. Hybrid estimation of semivariogram parameters. Mathematical Geology39, No. 2, 247-260 (2007) (With D. Zimmerman)
  7. Maximum likelihood estimation for multivariate spatial linear coregionalization models. Environmetrics. 18, 125-139 (2007)
  8. Estimation of linear correlation coefficient of two correlated spatial processes. Sankhya: The Indian Journal of Statistics Vol 68, 307-325 (2006) (with Jave Pascual)
  9. Modeling site-specific wild oat (Avena fatua) emergence across a variable landscape. Weed Science, 54:838–846.(2006) (with Eric Page, Robert S. Gallagher,Armen R. Kemanian, and E. Patrick Fuerst)
  10. Spatial Pattern of Verticillium Wilt in Commercial Mint Fields. Plant Disease. 90:789-797 (2006) (with D. Johnson and R. Alldrege)
  11. Spatial Sampling design under the infill asymptotic framework. Environmetrics, 17, 323-337 (2006) (with Z. Zhu)
  12. Toward reconciling two asymptotic frameworks in spatial statistics. Biometrika, Vol. 92(4), 921-936 (2005) (with D. Zimmerman)
  13. Inconsistent Estimation and Asymptotically Equal interpolations in model-based geostatistics. Journal of the American Statistical Association, 99, 250-261 (2004).
  14. Census of Genes expressed in porcine embryos and reproductive tissues by mining EST database based on human genes. Biology of Reproduction, 69, 1177-1182 (2003) (with Z.H. Jiang, M. Zhang, V. Wasem, J.J. Michal, R.W Wright).
  15. Optimal interpolation and the appropriateness of cross-validating variogram  in spatial generalized linear mixed models. Journal of Computational and Graphical Statistics, 12, 698-713 (2003).
  16. On the possibility of private crop insurance market: A spatial statistics approachJournal of Risk and Insurance, 70, 113-126 (2003) (with H. Holly Wang).
  17. Spatial Distribution of Rhizoctonia oryzae and Rhizoctonia Root Rot in Direct-Seeded Cereals. Canadian Journal of Plant Pathology, 25, 295-303 (2003) (with T. Paulitz and R. J. Cook)
  18. A study on prediction of spatial binomial probabilities with an application to spatial designs. Computing Science and Statistics, (2002) (with H. Holly Wang).
  19. On estimation and prediction of spatial generalized linear mixed modelsBiometrics, 58, No. 1, 129-136 (2002).
  20. Model-based classification for cross sectional time series data. Journal of Agricultural, Biological and Environmental Statistics. Vol. 7, No. 1, 1-25 (2002) (with H. Holly Wang)
  21. Estimation of hidden frequencies for 2-D stationary processes. J. of Time Series Analysis, Vol. 22, No. 5, 613-629 (2001) (with V. Mandrekar).
  22. Spatial distribution of Rhizoctonia in directseeded barley (wtih T. C. Paulitz and R. J. Cook). Phytopathology, Vol. 91, No. 6, 570.
  23. A note on random fields forming conditional bases. Statistics and Probability Letters. Vol. 50, 397-400 (2000) (with N. Bansal and G. G. Hamedani) .
  24. Influence of paired-row spacing and fertilizer placement on yield and root diseases of direct-seeded wheat. Crop Science, Vol. 40, 1079-1097 (2000) (with R.J. Cook, B. H. Ownley, and D. Vakoch) .
  25. A note on bivariate normal distribution. Calcutta Stat. Assoc. Bulletin, Vol. 48, 191-192 (1999) (with (with M. Ahsanullah, N. Bansal and G.G. Hamedani) )
  26. Some characterization of the normal distribution. (with Bansal, Hamedani, Key, Volkmer and Behboodian and Behboodian). Statistics and Probability Letters, 42, 1999, 393-400
  27. Non-linear regression with multidimensional indices. (with Bansal and Hamedani), Statistics and Probability Letters, 45 (1999) 175-186.
  28. Applications of random walks on graphs to Gibbs samplers. Communication in Statistics: Stochastic Models, Vol. 14, No. 4, 1998, 801-807.
  29. Linear estimation equations on high dimensional lattices. Proceedings of the 30th Symposium on the Interface: Computing Science and Statistics, 1998.
  30. Maximum entropy modeling of periodically correlated time series. IEEE Trans. Information Theory, Vol. 43, No. 6, 1997, 2033-2035
  31. Yield responses of direct-seeded wheat chemical and biological seed-treatment. Plant Disease, 86, 780-784 (2002) (with R. James Cook, David M. Weller, Adel Youssef El-Banna and Dan Vakoch)