STA3000F: Advanced Theory of Statistics

Wenlong Mou, Department of Statistical Sciences, University of Toronto, Fall 2023

Schedule

lecture topic references
09/12 Probability recap, decision theory, Bayes and minimax procedures Bickel and Doksum 1.3; Keener 7.1, 7.2; Jon Wellner's notes (Section 1-6)
09/14 Game theory and minimax procedures, sufficient statistics Bickel and Doksum 3.3; Keener 3.2, 3.3
09/19 Sufficiency, completeness, and UMVU, examples from exponential family Keener 3.3, 3.5, 3.6, 4.1, Jon Wellner's notes
09/21UMVU examples continued; log likelihood, Fisher identity, and Cramér–Rao lower bound Keener 4.5, 4.6
09/26 Hammersley–Chapman–Robbins and Bayesian Cramér–Rao lower bound; framework for testing, Neyman–Pearson lemma, UMP tests Tsybakov 2.7.3, Keener 12.1, 12.2, 12.3
09 /28 Two-sided tests and UMPU, duality between testing and interval estimation; multivariate Gaussian and minimax testing Keener 12.4, 12.6, 12.7, Siva's notes
10/03 Minimax testing radius for multivariate Gaussian; Bonus question I; Le Cam's two point method Siva's notes, Sasha's notes
10/05 Basics of probabilistic convergence van der Vaart 2.1, 2.2
10/10 Delta methods continued, uniform law of large numbers, covering and packing, Wald's consistency proof for M-estimators and MLE van der Vaart 3.1, 3.3, 5.2, Keener 9.1, 9.2
10/12 Consistency continued; asymptotic distribution of Z-estimators under classical conditions van der Vaart 5.6, 5.7
10/17 Basics of empirical process theory, symmetrization and chaining John's notes, my notes
10/19 Examples of empirical process upper bounds, preliminaries of convergence rates notes, Bohdi's notes, Section 5
10/24 Convergence rates of M-estimators, process convergence and Donsker's theorem notes, van der Vaart 5.3, 5.8
10/26 Asymptotic distribution of M estimators via weak convergence of empirical processes, application to MLE notes, van der Vaart 5.3, 19.4, 19.5
10/31 Examples of M-estimator asymptotics. Schwartz's theorem for posterior consistency via testing notes, van der Vaart 19.5, 7.1 – 7.4 (optional), Chapter 7 of the monograph
11/02 Bernstein-von-Mises theorem, nonparametric estimation problems, Hölder and Sobolev classes notes
11/14 Analysis of least-squares estimators for nonparametric regression, metric entropy for Hölder classes notes, van der Vaart and Wellner 2.7.1
11/16 Kernel density estimation and pointwise risk analysis for Hölder classes notes, Tsybakov 1.2
11/21 MISE for KDE for Sobolev classes, lack of asymptotic optimality, projection estimator notes, Tsybakov 1.2, 1.7
11/23 Projection estimator continued, local polynomial fitting for nonparametric regression notes, Tsybakov 1.5, 1.6, 1.7
11/28 Local polynomial estimation continued; Le Cam's two-point lower bound for pointwise risks; Mutual information and Fano's inequality notes, Tsybakov 1.6, 2.4, 2.5
11/30 Proof of Fano's inequality, lower bounds for integrated risks notes, Tsybakov 2.6.1, 2.7.1
12/05 Adaptive estimation via Lepski's method