Research:

Current project:

• 06/01/2008 - 05/31/2013: CAREER: Optimal Design of Experiments for Generalized Linear Models, PI, Division of Mathematical Science, National Science Foundation, DMS-0748409

Current project:

• 06/01/2007 - 05/31/2010: Collaborative Research: Optimal Design of Experiments for Categorical Data, PI, Division of Mathematical Science, National Science Foundation, DMS-0707013

Finished project:

• 07/15/2003 - 06/30/2007: Crossover Designs For Comparing Test Treatments with a Control Treatment: Optimality, Efficiency, and Robustness, PI, Division of Mathematical Science, National Science Foundation, DMS-0304661 (The award was made to the University of Nebraska and later transferred to the University of Missouri under project award number DMS-0600943).

Computer programs for constructing optimal/efficient crossover designs for comparing tests treatments with a control treatment

Publications

12. Support points of locally optimal designs for nonlinear models with two parameters (with John Stufken), Ann. Statist., to appear, [PDF]

11. A-optimal designs for generalized linear model with two parameters, J. Statist. Plann. Inference.,in press. [PDF]

10. Optimal and efficient crossover designs for comparing test treatments to a control treatment under various models (with John Stufken), J. Statist. Plann. Inference., 138, 278-285, 2008 [PDF]

9. Ridge Regression Estimation for Survey Samples (With M. Park), Comm. Statist. A - Theory Methods, in press [PDF]

8. Efficient crossover designs for comparing test treatments with a control treatment when p=3 (with M. Park), J. Statist. Plann. Inference., 137, 2056-2067, 2007 [PDF]

7. Efficient crossover designs for comparing test treatments with a control treatment (with A. S. Hedayat), Discrete Math., 306, 3112 – 3124, 2006 [PDF]

6. Optimal and efficient crossover designs when subject effects are random (with A. S. Hedayat and J. Stufken), J. Amer. Statist. Assoc., 101, 1031–1038, 2006 [PDF]

5. Strong consistency of MLE in nonlinear mixed-effect models with large cluster size (with L. Nie), Sankhya, 67, 736--763, 2005 [PDF]

4. Optimal and efficient crossover designs for comparing test treatments with a control treatment (with A. S. Hedayat), Ann. Statist., 33, 915--943, 2005 [PDF]

3. Universal optimality for selected crossover designs (with A. S. Hedayat), J. Amer. Statist. Assoc., 99, 461-466, 2004.[PDF]

2. Universal optimality in balanced uniform crossover design (With A. S. Hedayat), Ann. Statist. 31, 978-983, 2003. [PDF]

1. Statistical methods in assessing agreement: model, issues & tools (with Lawrence Lin, A. S. Hedayat, and Bikas Sinha),  J. Amer. Statist. Assoc., 97, 257-270, 2002. [PDF]