Papers Multistage tests of multiple hypotheses, submitted. (With T. L. Lai.) [pdf preprint] Generalized likelihood ratio statistics and uncertainty adjustments in adaptive design of clinical trials, to appear in Sequential Analysis. (With T. L. Lai.) [pdf preprint] Modern sequential analysis and its applications to computerized adaptive testing, to appear in Psychometrika. (With M. Finkelman and T. L. Lai.) [pdf preprint] Efficient adaptive designs with mid-course sample size adjustment in clinical trials, Statistics in Medicine 27 (2008) 1593-1611. (With T. L. Lai.) [pdf] [supplement] Asymptotically optimal multistage tests of simple hypotheses, Annals of Statistics 35 (2007) 2075-2105. [pdf] Discussion on "Sequential design and estimation in heteroscedastic nonparametric regression" by Sam Efromovich, Sequential Analysis 26 (2007) 49-51. Efficient three-stage t-tests. In Recent Developments in Nonparametric Inference and Probability: Festschrift for Michael Woodroofe. IMS Lecture Notes-Mongraph Series, 50 (2006). Institute of Mathematical Statistics, Hayward, 105-111. [pdf] Optimal multistage sampling in a boundary-crossing problem, Sequential Analysis 25 (2006), 59-84. [pdf] Asymptotically optimal multistage hypothesis tests, PhD. thesis, Caltech, 2004.  [link]  (I still have a few bound copies, so email me if you're interested.) Automated computer evaluation and optimization of image compression of x-ray coronary angiograms for signal known exactly detection tasks, Optics Express 11 (2003), 460-475. (With M. Eckstein, C. Abbey, J. Whiting, and F. Bochud.) [link] Model observer based optimization of JPEG image compression, Proc. SPIE Medical Imaging 2000: Image Perception and Performance 3981 (2000), 106-115. (With M. Eckstein and C. Abbey.) Observer performance for JPEG vs. wavelet image compression of x-ray coronary angiograms, Optics Express 5 (1999), 8-19. (With C. Morioka, M. Eckstein, J. Hausleiter, and J. Whiting.) [link] Feature stabilized digital x-ray coronary angiograms improve human visual detection in JPEG compressed images, Optics Express 4 (1999), 193-199. (With M. Eckstein, C. Morioka, D. Vodopich, and J. Whiting.) [link] Effect of image compression in model and human observers, Proc. SPIE Medical Imaging 1999: Image Perception and Performance 3663 (1999), 243-252. (With M. Eckstein, C. Abbey, F. Bochud, and J. Whiting.) Image compression and feature stabilization of dynamically displayed coronary angiograms, Proc. SPIE Medical Imaging 1999: Image Perception and Performance 3363 (1999), 342-346. (With C. Morioka, J. Whiting, and M. Eckstein.) back