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  2. Cross-screening in observational studies that test many hypotheses |…

    https://www.statslab.cam.ac.uk/~qz280/publication/cross-screening/
    3 Jun 2024: Search. Cross-screening in observational studies that test many hypotheses. Qingyuan Zhao, Dylan Small, Paul Rosenbaum. March 2017Abstract. This paper proposes a new method called ‘cross-screening’ to increase the power of sensitivity analysis

  3. M. Maria Glymour | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/m.-maria-glymour/
    3 Jun 2024: Search. M. Maria Glymour. Latest. Mendelian randomization. 2024. Powered by the Academic theme forCite.

  4. On testing mean proportionality of multivariate normal variables |…

    https://www.statslab.cam.ac.uk/~qz280/publication/proportionality-testing/
    3 Jun 2024: Search. On testing mean proportionality of multivariate normal variables. Etaash Katiyar, Qingyuan Zhao. March 2021Abstract. This short note considers the problem of testing the null hypothesis that the mean values of two multivariate normal

  5. Infectious-Diseases | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/tag/infectious-diseases/
    3 Jun 2024: Search. Infectious-Diseases. To be read before The Royal Statistical Society at the Society's 2021 annual conference held in Manchester on Wednesday, September 8th, 2021, the President, Professor Sylvia Richardson, in the Chair. Letter to the editor:

  6. Randomization (project page) | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/project/randomization/
    3 Jun 2024: Search. Randomization (project page). 2022-04-22. A related page isRelated. Publications. Selective Randomization Inference for Adaptive Experiments. We apply ideas from post-selection inference to randomization tests for adaptive experiments.

  7. C. Mary Schooling | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/c.-mary-schooling/
    3 Jun 2024: Search. C. Mary Schooling. Latest. Mendelian randomization. 2024. Powered by the Academic theme forCite.

  8. Michael V. Holmes | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/michael-v.-holmes/
    3 Jun 2024: Search. Michael V. Holmes. Latest. Mendelian randomization. 2024. Powered by the Academic theme forCite.

  9. A unified analysis of regression adjustment in randomized experiments …

    https://www.statslab.cam.ac.uk/~qz280/publication/regression-adjustment/
    3 Jun 2024: Search. A unified analysis of regression adjustment in randomized experiments. Katarzyna Reluga, Ting Ye, Qingyuan Zhao. October 2022Abstract. Regression adjustment is broadly applied in randomized trials under the premise that it usually improves

  10. Entropy balancing is doubly robust | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/publication/entropy-balancing/
    3 Jun 2024: Search. Entropy balancing is doubly robust. Qingyuan Zhao, Daniel Percival. January 2015Abstract. We show a recently proposed method called Entropy Balancing is doubly robust, that is the causal effect estimator is consistent if the propensity score

  11. Genetics | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/tag/genetics/
    3 Jun 2024: Search. Genetics. Mendelian randomization (MR) is a method for causal inference that utilizes the natural experiment in genetic inheritance. The idea of MR can be traced back to the dawn of modern statistics and genetics a century ago, although the

  12. Confounder selection via iterative graph expansion | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/talk/pcic-2023/
    3 Jun 2024: Search. Confounder selection via iterative graph expansion. Date. 2023-09-17 12:00 AM — 12:00 AM. Pacific Causal Inference Conference. Location. Peking University, China. 2024. Powered by the Academic theme forCite.

  13. Fun-Posts | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/tag/fun-posts/
    3 Jun 2024: Search. Fun-Posts. Amusing counterfactual inference (by words). My good friend Joshua Loftus and I spent some 30 minutes to crack (at least we think we did!) a counterfactual inference made in a speech in the House of Commons in London in 1850 by

  14. Bo Zhang | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/bo-zhang/
    3 Jun 2024: Search. Bo Zhang. Latest. Selecting and ranking individualized treatment rules with unmeasured confounding. 2024. Powered by the Academic theme forCite.

  15. BETS: The dangers of selection bias in early analyses of the…

    https://www.statslab.cam.ac.uk/~qz280/publication/covid-19-bets/
    3 Jun 2024: Search. BETS: The dangers of selection bias in early analyses of the coronavirus disease (COVID-19) pandemic. Qingyuan Zhao, Phyllis Ju, Sergio Bacallado, Rajen Shah. April 2020Abstract. We developed a generative model for key epidemiological events

  16. On sensitivity value of pair-matched observational studies | Qingyuan …

    https://www.statslab.cam.ac.uk/~qz280/publication/sensitivity-value/
    3 Jun 2024: Search. On sensitivity value of pair-matched observational studies. February 2017Abstract. A crucial quantity in Rosenbaum’s sensitivity analysis is the ‘sensitivity value’, the amount of unmeasured confounding needed to alter the qualitative

  17. Causal Inference with Observational Data: Common Designs and…

    https://www.statslab.cam.ac.uk/~qz280/teaching/siscer-2023/
    3 Jun 2024: Search. Causal Inference with Observational Data: Common Designs and Statistical Methods (2023). Course description. Observational studies are non-interventional empirical investigations of causal effects and are playing an increasingly vital role

  18. Sensitivity Analysis | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/tag/sensitivity-analysis/
    3 Jun 2024: Search. Sensitivity Analysis. A new approach to sensitivity analysis in linear SEMs using stochastic optimization and the $R2$-calculus. Sensitivity analysis is widely recognized as a critical step in an observational study but is seldom found in

  19. Multiple Testing | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/tag/multiple-testing/
    3 Jun 2024: Search. Multiple Testing. A constructive approach to selective risk control. Many modern applications require the use of data to both select the statistical tasks and make valid inference after selection. In this article, we provide a unifying

  20. How infectious was COVID-19 when it first circulated in Wuhan? |…

    https://www.statslab.cam.ac.uk/~qz280/talk/corpus-masterclass-2022/
    3 Jun 2024: Search. How infectious was COVID-19 when it first circulated in Wuhan? Abstract. This is given to A-level students. Date. 2022-03-24 2:00 PM — 2:45 PM. Location. Corpus Christi College Masterclass in Mathematics. 2024. Powered by the Academic

  21. Fabiola Del Greco M | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/fabiola-del-greco-m/
    3 Jun 2024: Search. Fabiola Del Greco M. Latest. Improving the accuracy of two-sample summary data Mendelian randomization: moving beyond the NOME assumption. 2024. Powered by the Academic theme forCite.

  22. Comment on FDA draft guidance for industry FDA-2019-D-0934: Adjusting …

    https://www.statslab.cam.ac.uk/~qz280/publication/fda-comment-2021/
    3 Jun 2024: Search. Comment on FDA draft guidance for industry FDA-2019-D-0934: Adjusting for covariates in randomized clinical trials for drugs and biological products. Jun Shao, Ting Ye, Qingyuan Zhao. July 2021Abstract. This is a unsolicited commentary on

  23. Exploratory Data Analysis | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/tag/exploratory-data-analysis/
    3 Jun 2024: Search. Exploratory Data Analysis. PathGPS: Discover shared genetic architecture using biobank data. The increasing availability and scale of Genome Wide Association Studies (GWAS) bring new horizons for understanding biological mechanisms. PathGPS

  24. Confounder adjustment in multiple hypothesis testing | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/publication/cate/
    3 Jun 2024: Search. Confounder adjustment in multiple hypothesis testing. Jingshu Wang, Qingyuan Zhao, Trevor Hastie, Art Owen. August 2015Abstract. Confounding introduces hidden bias to the statistical inference. We show in modern simultaneous testing, it is

  25. Sensitivity analysis via stochastic programming | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/talk/icsds-2023/
    3 Jun 2024: Search. Sensitivity analysis via stochastic programming. Date. 2023-12-20 1:10 PM — 1:30 PM. Location. Lisbon, Portugal. 2024. Powered by the Academic theme forCite.

  26. Fisher | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/tag/fisher/
    3 Jun 2024: Search. Fisher. Discussion on (quasi-)randomization inference. The following is an email exchange with Hyunseung Kang on the nature of randomization inference. This was sparked by a couple of papers by David Freedman and David Lane: A Nonstochastic

  27. Estimation and prediction in sparse and unbalanced tables | Qingyuan…

    https://www.statslab.cam.ac.uk/~qz280/publication/hanova/
    3 Jun 2024: Search. Estimation and prediction in sparse and unbalanced tables. Qingyuan Zhao, Trevor Hastie, Daryl Pregibon. March 2017Abstract. When there is a multi-way table where each dimension has large number of levels, it is computationally intensive to

  28. Phyllis Ju | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/phyllis-ju/
    3 Jun 2024: Search. Phyllis Ju. Latest. BETS: The dangers of selection bias in early analyses of the coronavirus disease (COVID-19) pandemic. 2024. Powered by the Academic theme forCite.

  29. Rajen Shah | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/rajen-shah/
    3 Jun 2024: Search. Rajen Shah. Latest. BETS: The dangers of selection bias in early analyses of the coronavirus disease (COVID-19) pandemic. 2024. Powered by the Academic theme forCite.

  30. | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/featured/
    3 Jun 2024: Search. Featured Publications. A constructive approach to selective risk control. Many modern applications require the use of data to both select the statistical tasks and make valid inference after selection. In this …. Zijun Gao, Wenjie Hu,

  31. Reliable Inference for Precision Medicine | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/talk/jsm-2021/
    3 Jun 2024: Search. Reliable Inference for Precision Medicine. Abstract. Two central objectives of individualized treatment are precision and optimality. A third objective is robustness, and this talk aims to explore what could happen if we account for

  32. Rachel Kelz | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/rachel-kelz/
    3 Jun 2024: Search. Rachel Kelz. Latest. Falsification tests for instrumental variable designs with an application to tendency to operate. 2024. Powered by the Academic theme forCite.

  33. Nancy Zhang | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/nancy-zhang/
    3 Jun 2024: Search. Nancy Zhang. Latest. 2024. Powered by the Academic theme forCite.

  34. Simultaneous Hypothesis Testing Using Internal Negative Controls with …

    https://www.statslab.cam.ac.uk/~qz280/publication/ranc/
    3 Jun 2024: Search. Simultaneous Hypothesis Testing Using Internal Negative Controls with An Application to Proteomics. Zijun Gao, Qingyuan Zhao. March 2023Abstract. Negative control is a common technique in scientific investigations and broadly refers to the

  35. Discovering mechanistic heterogeneity using Mendelian randomization | …

    https://www.statslab.cam.ac.uk/~qz280/talk/pcic-2020/
    3 Jun 2024: Search. Discovering mechanistic heterogeneity using Mendelian randomization. Abstract. Mendelian Randomization (MR) is a popular method in epidemiology and genetics that uses genetic variation as instrumental variables for causal inference. Existing

  36. Study Design | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/tag/study-design/
    3 Jun 2024: Search. Study Design. Quantifying and addressing the prevalence and bias of study designs in the environmental and social sciences. We reviewed the prevalence of different study designs in environmental and social sciences and introduced a novel

  37. Hera Y He | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/hera-y-he/
    3 Jun 2024: Search. Hera Y He. Latest. 2024. Powered by the Academic theme forCite.

  38. Chris Wallace | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/chris-wallace/
    3 Jun 2024: Search. Chris Wallace. Latest. Mendelian randomization. 2024. Powered by the Academic theme forCite.

  39. Marcus Munafo | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/marcus-munafo/
    3 Jun 2024: Search. Marcus Munafo. Latest. Mendelian randomization with coarsened exposures. 2024. Powered by the Academic theme forCite.

  40. Randomization | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/tag/randomization/
    3 Jun 2024: Search. Randomization. Selective Randomization Inference for Adaptive Experiments. We apply ideas from post-selection inference to randomization tests for adaptive experiments. Discussion on (quasi-)randomization inference. The following is an email

  41. Using sparsity to overcome unmeasured confounding | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/talk/iscb-2020/
    3 Jun 2024: Search. Using sparsity to overcome unmeasured confounding. Abstract. Sparsity is often used to improve the interpretability of a statistical analysis and/or reduce the variance of a statistical estimator. This talk will explore another aspect—the

  42. Jure Leskovec | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/jure-leskovec/
    3 Jun 2024: Search. Jure Leskovec. Latest. SEISMIC: A self-exciting point process model for predicting tweet popularity. 2024. Powered by the Academic theme forCite.

  43. Jack Bowden | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/jack-bowden/
    3 Jun 2024: Search. Jack Bowden. Latest. 2024. Powered by the Academic theme forCite.

  44. Sean Hennessy | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/sean-hennessy/
    3 Jun 2024: Search. Sean Hennessy. Latest. A Mendelian randomization study of the role of lipoprotein subfractions in coronary artery disease. 2024. Powered by the Academic theme forCite.

  45. Debbie Lawlor | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/debbie-lawlor/
    3 Jun 2024: Search. Debbie Lawlor. Latest. Improving the accuracy of two-sample summary data Mendelian randomization: moving beyond the NOME assumption. 2024. Powered by the Academic theme forCite.

  46. Nuala Sheehan | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/nuala-sheehan/
    3 Jun 2024: Search. Nuala Sheehan. Latest. Improving the accuracy of two-sample summary data Mendelian randomization: moving beyond the NOME assumption. 2024. Powered by the Academic theme forCite.

  47. Art B Owen | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/art-b-owen/
    3 Jun 2024: Search. Art B Owen. Latest. Permutation $p$-value approximation via generalized Stolarsky invariance. 2024. Powered by the Academic theme forCite.

  48. The cycle of statistical research | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/talk/ccimi-2020/
    3 Jun 2024: Search. The cycle of statistical research. Abstract. More than fifty years ago, John Tukey first envisioned a field we now call “Data Science” (he called it “Data Analysis”) to replace academic statistics. George Box, who famously said

  49. Gibran Hemani | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/gibran-hemani/
    3 Jun 2024: Search. Gibran Hemani. Latest. 2024. Powered by the Academic theme forCite.

  50. Trevor Hastie | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/trevor-hastie/
    3 Jun 2024: Search. Trevor Hastie. Latest. 2024. Powered by the Academic theme forCite.

  51. Jingshu Wang | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/jingshu-wang/
    3 Jun 2024: Search. Jingshu Wang. Latest. 2024. Powered by the Academic theme forCite.

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