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Professor Ioannis Kontoyiannis | Statistical Laboratory
www.statslab.cam.ac.uk/person/ik35526 Jun 2024: Between 2005 and 2021 he was with the Department of Informatics of the Athens University of Economics and Business. ... I Papageorgiou, I Kontoyiannis. (2023). (doi: 10.48550/arxiv.2308.00913). Temporally Causal Discovery Tests for Discrete Time Series -
Optimization and Control
www.statslab.cam.ac.uk/~rrw1/oc/index.html14 Jan 2016: 6.4 Example: sequential probability ratio test. 6.5 Example: prospecting. 7 Bandit Processes and the Gittins Index. ... 16.3 Example: monopolist. 16.4 Example: neoclassical economic growth. 16.5 Diffusion processes. -
Talks | Qingyuan Zhao
https://www.statslab.cam.ac.uk/~qz280/talk/3 Jun 2024: 2024-02-08 2:00 PM — 3:00 PM London School of Economics and Political Science (LSE). -
David Spiegelhalter's Personal Home Page
www.statslab.cam.ac.uk/~david/1 Apr 2021: Etanercept, infliximab and adalimumab for the treatment of psoriatic arthritis: a systematic review and economic evaluation. ... E C Marshall and D J Spiegelhalter. Simulation-based tests for divergent behaviour in hierarchical models. -
John Aston's Home Page - Publications
www.statslab.cam.ac.uk/~jada2/pubs.html10 Jun 2021: 2018. JAD Aston and C Kirch. Efficiency of change points tests in high dimensional settings, Electronic Journal of Statistics, 12: 1901-1947. ... I Hindrayanto, JAD Aston, SJ Koopman, M Ooms. Modeling trigonometric seasonal components for monthly -
Publications | Qingyuan Zhao
https://www.statslab.cam.ac.uk/~qz280/publication/3 Jun 2024: Falsification tests for instrumental variable designs with an application to tendency to operate. ... Journal of Business & Economic Statistics (2019). Charles Zheng, Trevor Hastie, Robert Tibshirani (2016). -
Optimization and Control
www.statslab.cam.ac.uk/~rrw1/oc/index2014.html9 Oct 2014: 6.3 Optimal stopping over the infinite horizon. 6.4 Sequential Probability Ratio Test. ... 15.8 Neoclassical economic growth. 16 Controlled Diffusion Processes. 16.1 The dynamic programming equation. -
9. Lecture 10. Tests of homogeneity, and connections toconfidence ...
www.statslab.cam.ac.uk/~sb2116/Statistics_IB/slides/S1B-17-10-homogeneity-CIs.pdf4 Feb 2020: Tests of homogeneity, and connections to confidence intervals 10.1. Tests of homogeneity. ... Lecture 10. Tests of homogeneity, and connections to confidence intervals 2 (1–56). -
Optimization and Control
www.statslab.cam.ac.uk/~rrw1/oc/index2013.html15 Sep 2014: 6.4 Sequential Probability Ratio Test. 6.5 Bandit processes. 7 Bandit Processes and the Gittins Index. ... 15.7 Neoclassical economic growth. 16 Controlled Diffusion Processes. 16.1 The dynamic programming equation. -
9. Lecture 10. Tests of homogeneity, and connections toconfidence ...
www.statslab.cam.ac.uk/Dept/People/djsteaching/S1B-17-10-homogeneity-CIs.pdf20 Feb 2017: Tests of homogeneity, and connections to confidence intervals 10.1. Tests of homogeneity. ... Lecture 10. Tests of homogeneity, and connections to confidence intervals 2 (1–56). -
Markov Chains Course Blog
www.statslab.cam.ac.uk/~rrw1/markov/blog.html4 Sep 2012: statistics, economics and finance, social sciences, mathematical biology, games, music, baseball and text generation. ... can test your intuition and make good guesses about what might or might not be true. -
9. Lecture 10. Tests of homogeneity, and connections toconfidence ...
www.statslab.cam.ac.uk/Dept/People/djsteaching/S1B-17-10-homogeneity-CIs-4.pdf20 Feb 2017: Tests of homogeneity, and connections to confidence intervals 10.1. Tests of homogeneity. ... Lecture 10. Tests of homogeneity, and connections to confidence intervals 2 (1–9). -
s.dvi
www.statslab.cam.ac.uk/~rrw1/stats/Sa4.pdf4 Dec 2008: 29. 7.2 The power of a test. 29. 7.3 Uniformly most powerful tests. ... 33. 8.2 Generalised likelihood ratio tests. 33. 8.3 Single sample: testing a given mean, known variance (z-test). -
Curriculum Vitae
www.statslab.cam.ac.uk/~qz280/files/cv.pdf20 Mar 2024: arXiv: 2208.13871 [stat.ME]. 49. Y. Zhang and Q. Zhao, “Multiple conditional randomization tests,” 2021. ... 15. Journal of the Americal Statistical Association. 16. Journal of Business & Economic Statistics. -
ON BAYESIAN INFERENCE FOR SOME STATISTICAL INVERSEPROBLEMS WITH…
www.statslab.cam.ac.uk/~nickl/Site/__files/bnews.pdf6 Nov 2017: Identifying the functional param-eters f1,f2 from some observations in such a diffusionmodel is of fundamental importance in many appli-cations in modern science, e.g., in biology, physicsand economics. ... general, non-linear, inverse problems. In Ray -
Mendelian randomization
www.statslab.cam.ac.uk/~qz280/talk/mr-tutorial/slides.pdf3 Jun 2024: 7/40. IV in Economics: Effect of military service on earnings2. Lottery number Z Military service X Earning Y. ... administrative records. American Economic Review, 80(3), 313–336. 8/40. Results of the Vietnam-war lottery study. -
Optimization and Control Richard Weber, Lent Term 2016 Contents ...
www.statslab.cam.ac.uk/~rrw1/oc/oc2016.pdf8 Mar 2016: 22. 6.3 Optimal stopping over the infinite horizon. 23. 6.4 Example: sequential probability ratio test. ... 6516.2 Problems in which time appears explicitly. 6616.3 Example: monopolist. 6616.4 Example: neoclassical economic growth. -
STATISTICAL MODELLING Part IIC, Michaelmas 2021 Practical 8:…
www.statslab.cam.ac.uk/~qz280/teaching/modelling-2022/P8.pdf3 Jun 2024: mod2 <- glm(Freq subject_msubject_f match, data=SD_subj, family=poisson). > anova(mod1, mod2, test="LR"). ... Therefore we can calculate the approximate p-value for the test above with. > -
Optimization and Control Richard Weber, Michaelmas Term 2014 Contents …
www.statslab.cam.ac.uk/~rrw1/oc/oc2014.pdf29 Nov 2014: 22. 6.3 Optimal stopping over the infinite horizon. 23. 6.4 Example: sequential probability ratio test. ... 6416.2 Problems in which time appears explicitly. 6516.3 Example: monopolist. 6516.4 Example: neoclassical economic growth. -
Causal Inference: An Introduction Qingyuan Zhao Statistical…
www.statslab.cam.ac.uk/~qz280/talk/ssrmp-2020/slides.pdf3 Jun 2024: Examples in social sciences. 1 Economics: How does supply and demand (causally) depend on price? ... Statistical inference: Approach 1. Randomisation inference (permutation test). Test the hypothesis H0 : A Y | X (or H0 : A Y if randomisation does -
Probability Theory and Statistics in High and Infinite Dimensions ...
www.statslab.cam.ac.uk/~nickl/Site/__files/Abstracts.pdf19 Jun 2014: Gaussian Approximations and Bootstrap with p >> n. Victor Chernozhukov. Victor Chernozhukov, Department of Economics, MIT, 50 Memorial Drive, E52-361B,. ... Gábor Lugosi. Gábor Lugosi, Department of Economics, Pompeu Fabra University, Ramon Trias -
Sensitivity analysis for observational studies: Past, Present, and…
www.statslab.cam.ac.uk/~qz280/talk/uea-2024/slides.pdf3 Jun 2024: Solid curves: contours of likelihood ratio test. Dashed curves:. estimated ATE reduced by half. ... Blattman, Christopher and Jeannie Annan (2010). “The Consequences of ChildSoldiering”. In: The Review of Economics and Statistics 92.4, pp. -
Probability About these notes. Many people have written excellent ...
www.statslab.cam.ac.uk/~rrw1/prob/prob-weber.pdf16 Sep 2019: Screening test.Simpson’s paradox. 6.1 Conditional probability. Suppose B is an event with P(B) > 0. ... However, the test yields a false positive rate of1% of the healthy persons tested. -
John Michael Hammersley JOHN MICHAEL HAMMERSLEY21 March 1920 — ...
www.statslab.cam.ac.uk/~grg/papers/jmh_biom.pdf31 Aug 2007: He returned to Oxford in 1959 as Senior Research Officer at theInstitute of Economics and Statistics. ... be producedto order and if so how; can they be recognised and can we test that they are not im-posters? -
Optimization and Control Contents Table of Contents i Schedules ...
www.statslab.cam.ac.uk/~rrw1/oc/oc2013.pdf22 May 2013: 22. 6.3 Optimal stopping over the infinite horizon. 22. 6.4 Sequential Probability Ratio Test. ... 6615.4 Problems in which time appears explicitly. 6615.5 Example: monopolist. 6715.6 Example: neoclassical economic growth. -
Editorial: Special Issue on "Nonparametric Inference Under Shape …
www.statslab.cam.ac.uk/~rjs57/STS673.pdf29 Nov 2018: Shape-constrained proce-dures are also commonly used in economics (Matzkin,1991, Varian, 1984) and survival analysis, for instancein the interval-censoring problem and hazard func-tion estimation; see the recent ... In the first part of the paper, applica -
Causal Inference
www.statslab.cam.ac.uk/~qz280/teaching/causal-2023/slides.pdf3 Jun 2024: Randomization inference: General tests. Randomization provides the “reasoned basis” for Fisher’s exact test. ... Randomization inference: F-test. Setting: Neyman-Rubin model, A = {0,1,. ,k 1}. -
Will competition-winning methods for causal inference also succeed in …
www.statslab.cam.ac.uk/~qz280/publication/acic-competition-comment/paper.pdf3 Jun 2024: REFERENCES. Angrist, J. D. and Krueger, A. B. (1999). Empirical strategies in labor economics. ... TheAmerican Economic Review Papers and Proceedings 93 126-132. Keele, L. and Small, D. -
Sensitivity analysis for observational studies: Looking back and…
www.statslab.cam.ac.uk/~qz280/talk/yale-biostats-2020-2/slides.pdf3 Jun 2024: The Reviewof Economics and Statistics, 92(4):882–898, 2010. doi:10.1162/REST a 00036. C. ... Biometrics, 69:803–811, 2013. G. W. Imbens. Sensitivity to exogeneity assumptions in program evaluation.American Economic Review, 93:126–132, 2003. -
Regression tree algorithms with applications to missing…
www.statslab.cam.ac.uk/files/whittlelectures/Trees.pdf12 May 2022: The lectures will present a mix of theory, methodology, andapplications, including examples from economics, medicine, public health, and automo-tive engineering. ... Example with data from experiments on vehicle crash tests. Lecture 6 (May 25) Models for -
Mathematics of Operational Research Contents Table of Contents i ...
www.statslab.cam.ac.uk/~rrw1/mor/morweber.pdf15 Mar 2016: Also, λ. (b) 0. In light of Theorem 2.5, Lagrange multipliers are also known as shadow prices, dueto an economic interpretation of the problem to. ... to φ(b)/bi. In this context, complementaryslackness corresponds to the basic economic principle that -
0. Statistics 1B Statistics 1B 1 (1–1) 0. Lecture ...
www.statslab.cam.ac.uk/Dept/People/djsteaching/S1B-16-all-lectures-4.pdf11 Jan 2016: Examples are spam filters, text and speech recognition, machine learning,bioinformatics, health economics and (some) clinical trials. -
Confounder adjustment in large-scale linear structural models
www.statslab.cam.ac.uk/~qz280/publication/cate-mutual-fund/slides.pdf3 Jun 2024: I In R, run summary(lm(YX)).I Equivalent to a two-sample t-test with equal variance. ... Journal of Financial Economics, 33(1).7. Carhart, M. M. (1997). “On persistence in mutual fund performance.” Journal of Finance, 52(1). -
CAUSAL INTERPRETATIONS OF BLACK-BOX MODELS QINGYUAN ZHAO AND TREVOR…
www.statslab.cam.ac.uk/~qz280/publication/pdp/paper.pdf3 Jun 2024: ICE is first introduced to discover. interaction between the predictor variables and visually test if the function g is additive. ... Journal of Economic Perspectives, 31(2):87–106, 2017. Judea Pearl. Comment: Graphical models, causality and -
Two-Sample Instrumental Variable Analysis: Challenges and Some…
www.statslab.cam.ac.uk/~qz280/publication/two-sample-iv/slides.pdf3 Jun 2024: Future work: Goodness-of-fit test of the statistical model. Good statistical fit more confidence in the results? ... TheReview of Economics and Statistics, 92(3):557–561, 2010. M. Katan. Apoupoprotein e isoforms, serum cholesterol, and cancer. -
oheads.dvi
www.statslab.cam.ac.uk/~rrw1/stats/oheads.pdf18 Jan 2007: Economics 240 63 26 512 112 22. Engineering 164 52 32 972 252 26. ... check that lifespan is normally distributed about a mean. The. longevities for control and test groups were. -
Maximum likelihood estimation of a multidimensional log-concave…
www.statslab.cam.ac.uk/~rjs57/CSSFinalLV.pdf24 Mar 2010: Theclass of log-concave densities has many attractive properties and has been well-studied, particularlyin the economics, sampling and reliability theory literature. ... See Bagnoli and Bergstrom(2005) for many other applications of log-concavity to -
Lecture Notes on Causal Inference(with corrections) Qingyuan Zhao May …
www.statslab.cam.ac.uk/~qz280/teaching/causal-2023/notes-2021.pdf3 Jun 2024: The first approachtries to test the conditional independence A[n] Y[n](0) | X. ... A level-α randomisation test then rejects H0 if Pm α. 2.19 Theorem. -
STATISTICAL MODELLING Part IICPractical 8: Contingency tables and…
www.statslab.cam.ac.uk/~rds37/teaching/statistical_modelling/Practical8.pdf11 Mar 2015: mod2 <- glm(Freq subject_msubject_f match, data=SD_subj, family=poisson). > anova(mod1, mod2, test="LR"). ... Therefore we can calculate the approximate p-value for the test above with. > -
A More General Pandora’s Rule Richard Weber, University of ...
www.statslab.cam.ac.uk/~rrw1/talks/LSEseminar13113.pdf14 Nov 2013: 5/57 ,. Varian’s problem: ‘economics and search’. Hal Varian (1999) put Weitzman’s problem like this:. ... If time for two books, show Lonely Planet. 6/57 ,. Varian’s problem: ‘economics and search’. -
ks_nov99.dvi
www.statslab.cam.ac.uk/~frank/AUCTION/auction.pdf4 Nov 1999: resources: an experimental approach. Rand Journal of Economics 20 1–25. Bernheim, B.D., M. ... Bell Journal of Economics 13 402–417. Rothkopf, M.H., A. Pekeč, R.M. -
s.dvi
www.statslab.cam.ac.uk/~rrw1/stats/Sa5.pdf4 Dec 2008: 29. 7.2 The power of a test. 29. 7.3 Uniformly most powerful tests. ... 33. 8.2 Generalised likelihood ratio tests. 33. 8.3 Single sample: testing a given mean, known variance (z-test). -
t.dvi
www.statslab.cam.ac.uk/~rrw1/timeseries/t.pdf21 Sep 2005: 3. 1.6 White noise. 4. 1.7 The turning point test. 4. ... 27. 7.5 Tests for white noise. 277.6 Forecasting with ARMA models. Results that match 1 of 2 words
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What is a randomization test? | Qingyuan Zhao
https://www.statslab.cam.ac.uk/~qz280/publication/single-crt/3 Jun 2024: A new term—‘quasi-randomization test’—is introduced to define significance tests based on theoretical models and distinguish these tests from the ‘randomization tests’ based on the physical act of randomization. ... The proposed terminology -
Multiple conditional randomization tests | Qingyuan Zhao
https://www.statslab.cam.ac.uk/~qz280/talk/mcp-2022/3 Jun 2024: Search. Multiple conditional randomization tests. Date. 2022-08-31 1:45 PM — 2:15 PM. -
Economic Benefits
www.statslab.cam.ac.uk/~frank/PAPERS/deloitte.html15 May 2023: Measuring the Economic Benefits of Mathematical Sciences Research in the UK. ... Measuring the Economic Benefits of Mathematical Sciences Research in the UK,. -
Falsification tests for instrumental variable designs with an…
https://www.statslab.cam.ac.uk/~qz280/publication/iv-falsification/3 Jun 2024: Search. Falsification tests for instrumental variable designs with an application to tendency to operate. ... We demonstrate this test using an IV known as tendency to operate (TTO) from health services research. -
Multiple conditional randomization tests | Qingyuan Zhao
https://www.statslab.cam.ac.uk/~qz280/talk/ims-2022/3 Jun 2024: Search. Multiple conditional randomization tests. Date. 2022-06-27 5:10 PM — 5:30 PM. -
What is a randomization test? | Qingyuan Zhao
https://www.statslab.cam.ac.uk/~qz280/talk/toronto-2022/3 Jun 2024: Search. What is a randomization test? Date. 2022-03-23 2:00 PM — 3:00 PM. -
www.statslab.cam.ac.uk/~qz280/tag/fisher/index.xml
www.statslab.cam.ac.uk/~qz280/tag/fisher/index.xml3 Jun 2024: or I would call them “tests of unusualness” or “tests of aberrance” or “test of fishiness”) as tests where the treatment (or any variable, for ... randomization tests creates a “control group of numbers” to
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