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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. -
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. -
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 -
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. -
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 -
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? -
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. -
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. -
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. 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 -
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,. -
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. -
Multiple conditional randomization tests | Qingyuan Zhao
https://www.statslab.cam.ac.uk/~qz280/publication/multiple-crts/3 Jun 2024: April 2021Abstract. We propose a general framework for (multiple) conditional randomization tests that incorporate several important ideas in the recent literature. ... We show that under a change of perspective, many existing statistical methods, -
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 -
Talks
www.statslab.cam.ac.uk/~rrw1/talks/index.html18 Feb 2015: Economics Issues in Shared Shared Infrastructures, talk at talk to Cambridge Finance - Wharton workshop, 25 June, 2009. -
Optimization
www.statslab.cam.ac.uk/~rrw1/opt/index.html17 Oct 2014: Read more about the amusingincluding an overview of optimization, case studies, test problems, and much, much more. -
Richard Nickl’s Publications Page Books [A] Mathematical foundations…
www.statslab.cam.ac.uk/~nickl/Site/publications.html9 Jul 2024: 34] Inference on covariance operators via concentration inequalities: k-sample tests, classification, and clustering via Rademacher complexities. ... Löffler). TEST 26 (2017) 731-733. -
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. -
Research
www.statslab.cam.ac.uk/~rrw1/research.html20 Feb 2012: Research interests. Research interests. Communications networks:. Incentives for Large Peer-to-Peer Systems, C. Courcoubetis and R. R. Weber, IEEE Journal on Selected Areas in Communications (2006) 24, 1034-1049.> [J. Mundinger, R. R. Weber and G. -
CA$hMAN
www.statslab.cam.ac.uk/~frank/cashman.html24 Jul 2006: C. Courcoubetis, G.D. Stamoulis, C. Manolakis and F.P. Kelly. Telecommunications Systems, Special Issue on Network Economics. ... In "Internet Economics" (Editors Lee W. McKnight and Joseph P. Bailey) MIT Press, 1997. -
IV & MR (project page) | Qingyuan Zhao
https://www.statslab.cam.ac.uk/~qz280/project/iv-mr/3 Jun 2024: July 2019 eLifeWe propose a falsification test for the IV assumptions using sub-populations of the data with overwhelming proportion of treated or …. Luke Keele, Qingyuan Zhao, Rachel Kelz, Dylan Small. -
A constructive approach to selective risk control | Qingyuan Zhao
https://www.statslab.cam.ac.uk/~qz280/publication/selective-risk/3 Jun 2024: the null but also at other locations for free; (2) in the context of permutation tests, the BH procedure with exact permutation p-values can be well approximated by a procedure -
What is a randomization test?
www.statslab.cam.ac.uk/~qz280/talk/toronto-2022/slides.pdf3 Jun 2024: Quasi-randomization tests: Permute time step, hospital ward, and/or crossover order. Qingyuan Zhao (University of Cambridge) What is a randomization test? ... Permutation tests for treatment effect in randomized experiments. This generalizes Fisher’s -
Selective Inference | Qingyuan Zhao
https://www.statslab.cam.ac.uk/~qz280/tag/selective-inference/3 Jun 2024: We apply ideas from post-selection inference to randomization tests for adaptive experiments. -
Road Pricing
www.statslab.cam.ac.uk/~frank/PAPERS/ingenia.html5 Apr 2022: So what is the problem with implementing road pricing? What are the challenges and, in particular, what technology, economic and network modelling issues need to be overcome to make it happen? -
Luke Keele | Qingyuan Zhao
https://www.statslab.cam.ac.uk/~qz280/author/luke-keele/3 Jun 2024: Search. Luke Keele. Latest. 2024. Powered by the Academic theme forCite. -
Clifford Paterson Lecture - further reading.
www.statslab.cam.ac.uk/~frank/CP/CPREAD/26 Apr 2009: The current draft of a paper on pricing and effective bandwidths that I presented at the recent Internet Economics Workshop. ... If you are interested in either of these areas, do let me know (atand Nicholas Economides' Economics of Networks' are sources -
Discussion of Adaptive confidence intervals for the test error ...
www.statslab.cam.ac.uk/~rjs57/TestErrorCI.pdf11 Mar 2011: for the test error have poor coverage properties, and propose an innovative and effective. ... computational complexity. Such tests are available for the linear classifiers studied in the. -
Permutation $p$-value approximation via generalized Stolarsky…
https://www.statslab.cam.ac.uk/~qz280/publication/stolarsky/3 Jun 2024: March 2016Abstract. This paper uses a generalized Stolarsky’s invariance principle to approximate the permutation $p$-value for two-sample linear test statistics. -
Discussion on (quasi-)randomization inference | Qingyuan Zhao
https://www.statslab.cam.ac.uk/~qz280/post/randomization-hyunseung/3 Jun 2024: I personally think the Freedman and Lane’s example with “randomizing” gender makes the distinction between the classic randomization test and your quasi-randomization tests more clear than the example you ... Personally, I would define -
The randomization principle in causal inference: A modern look at…
https://www.statslab.cam.ac.uk/~qz280/talk/imperial-2022/3 Jun 2024: In the first part, I will use the potential outcomes framework to define the conditional randomization test, distinguish it with related ideas, and discuss some recent applications. -
Multiple conditional randomization tests
www.statslab.cam.ac.uk/~qz280/talk/berkeley-2021/slides.pdf3 Jun 2024: Slides: http://statslab.cam.ac.uk/qz280/. The role of randomization tests became obscure. Fisher (1935): To substitute t-test when normality is not true and to restore randomization as “thephysical ... Conditional randomization tests for discrete -
On testing mean proportionality of multivariate normal variables |…
https://www.statslab.cam.ac.uk/~qz280/publication/proportionality-testing/3 Jun 2024: We show that the usual likelihood ratio χ2-test is valid non-asymptotically. ... Our proof relies on expressing the test statistic as the minimum eigenvalue of a Wishart variable and using a representation of its distribution using Legendre polynomials. -
Sensitivity analysis for inverse probability weighting estimators via …
https://www.statslab.cam.ac.uk/~qz280/publication/sensitivity-ipw/3 Jun 2024: It is mostly applicable to matched observational studies; 2. It only tests the sharp null hypothesis; 3. -
Selective Randomization Inference for Adaptive Experiments | Qingyuan …
https://www.statslab.cam.ac.uk/~qz280/publication/selective-randomization/3 Jun 2024: In a nutshell, our approach applies conditional post-selection inference to randomization tests. ... Lastly, we demonstrate our method and compare it with other randomization tests using synthetic and real-world data. -
Paul Rosenbaum | Qingyuan Zhao
https://www.statslab.cam.ac.uk/~qz280/author/paul-rosenbaum/3 Jun 2024: Cross-screening in observational studies that test many hypotheses. -
John Aston's Home Page - FODAA
www.statslab.cam.ac.uk/~jada2/FODAA.html10 Jun 2021: JAD Aston, D Pigoli and S Tavakoli. Tests for separability in nonparametric covariance operators of random surfaces, Annals of Statistics, in press. -
Tariffs, policing and admission control
www.statslab.cam.ac.uk/~frank/PAPERS/tariff.html19 Feb 2022: An earlier version of this paper was presented at the MIT Workshop on Internet Economics in March 1995. -
Richard Weber's Biography
www.statslab.cam.ac.uk/~rrw1/mystuff/biog.html27 Sep 2017: Hisand books range over the fields of applied probabilitiy, optimization, statistics, economics, and computer science. ... He has written on problems in stochastic scheduling, Gittins index, queueing theory, large deviations, stochastic networks, -
Mathematical Models in Finance
www.statslab.cam.ac.uk/~frank/finance.html15 Aug 2012: fertile interaction between economics and mathematics centred around martingale representations. ... that arise in economics concerning interacting systems of rational agents. -
Review of elements of methodology for HS2 business case
www.statslab.cam.ac.uk/~frank/PAPERS/hs2.html31 Jul 2019: I was asked to review specific elements of the methodology used to estimate the economic benefits arising from High Speed 2. -
Challenges of road pricing
www.statslab.cam.ac.uk/~frank/TALKS/cwi2006.html21 Dec 2006: So what's the problem with implementing road pricing? This talk will outline some of the challenges, and, in particular, some of the technology, economic and network modelling issues. ... A. M. Odlyzko, Review of Network Economics 3 (2004) 323-346. -
Sensitivity Analysis | Qingyuan Zhao
https://www.statslab.cam.ac.uk/~qz280/tag/sensitivity-analysis/3 Jun 2024: It only tests the sharp null hypothesis; 3. It assumes treatment effect homogeneity to obtain a confidence interval of …. 2024. Powered by the Academic theme forCite. -
Mathematical modelling of the Internet
www.statslab.cam.ac.uk/~frank/mmi.html6 Sep 2012: The design and control of such networks present challenges of a mathematical, engineering and economic nature. -
Challenges of road pricing
www.statslab.cam.ac.uk/~frank/TALKS/sn2006.html4 Nov 2006: So what's the problem with implementing road pricing? This talk will outline some of the challenges, and, in particular, some of the technology, economic and network modelling issues. ... A. M. Odlyzko, Review of Network Economics 3 (2004) 323-346. -
Transport models
www.statslab.cam.ac.uk/~frank/TALKS/tranmod.html18 Dec 2004: A. M. Odlyzko. Review of Network Economics 3 (2004) 323-346. ... Studies in the Economics of Transportation. -
A fun model to explain the surging popularity of Mendelian…
https://www.statslab.cam.ac.uk/~qz280/post/mr-vs-gwas-2021/3 Jun 2024: Let’s see how well this model stands the test of time. -
Mathematical modelling of the Internet
www.statslab.cam.ac.uk/~frank/TALKS/mi.html30 Aug 2002: The design and control of such networks present challenges of a mathematical, engineering and economic nature.
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