YAU, Chun Yip 邱俊業

Position	Professor
Email	cy.yau [at] cuhk.edu.hk
ORCiD	0000-0002-4628-8324
Phone Number	3943 7942
Fax Number	2603 5188
Address	LSB 110
Homepage	https://www.sta.cuhk.edu.hk/cyyau/

Academic Background

B.Sc. (HKU) 2004

M.Phil. (CUHK) 2006

Ph.D. (Columbia) 2010

Research Interest

Change-Point Analysis Composite Likelihood Inference Environmental Statistics Spatial Statistics Time Series

Selected Publication

Chan, N.H., Yau, C.Y. & Zhang, R.M. (2014). Group LASSO for structural break time series. Journal of the American Statistical Association, 109, 590–599.
Chan, N.H., Yau, C.Y. & Zhang, R.M. (2014). LASSO estimation of threshold autoregressive models. Journal of Econometrics, 189(2), 285–296.
Lee, T.C.M., Tang, C.M. & Yau, C.Y. (2015). Estimation of multiple-regime threshold autoregressive models with structural breaks. Journal of the American Statistical Association, 110, 1175–1186.
Ma, T.F. & Yau, C.Y. (2016). A pairwise likelihood-based approach for change- point detection in multivariate time series models. Biometrika, 103(2), 409–421.
Yau, C.Y. & Zhao Z. (2016). Inference for multiple change-points in time series via likelihood ratio scan statistics. Journal of the Royal Statistical Society – Series B, 78(4), 895–916.
Chan, K.W. & Yau, C.Y. (2017). Automatic Optimal Batch Size Selection for Recursive Estimators of Time-average Covariance Matrix. Journal of the American Statistical Association, 112, 1076–1089.
Chan, N.H., Ng, W.L, Yau, C.Y., Yu, H. (2021) Optimal Change-point Estimation in Time Series. Annals of Statistics, 49(4) 2336-2355.
Zhao, Z., Ma, T.F., Ng, W.L. & Yau, C.Y. (2024+) A Composite Likelihood-based Approach for Change-point Detection in Spatio-temporal Process, to appear in Journal of the American Statistical Association.
Chan, K.W. & Yau, C.Y. (2024+). Asymptotically Constant Risk Estimator of Time-average Variance Constants, to appear in Biometrika.

Please refer to here for full publication list.

Honors and Awards

Faculty Exemplary Teaching Award, 01/2013

Major Research/Teaching Grants

Research

Principal Investigator, Change-Point Estimation in Complicated Stochastic Systems
(Research Grants Council – General Research Fund) 1/8/2012 – 31/7/2015, HK$ 624,000.
Principal Investigator, Efficient Estimations in Multiple-regime Threshold Models
(Research Grants Council – General Research Fund) 1/8/2013 – 31/7/2016, HK$ 660,000.
Principal Investigator, Inference for Multiple Change-points in Time Series
(Research Grants Council – General Research Fund) 1/1/2016 – 31/12/2018, HK$ 451,255.
Principal Investigator, Locally Asymptotic Minimax Estimator of Long-run Covariance Matrix
(Research Grants Council – General Research Fund) 1/8/2017 – 31/7/2020, HK$ 472,351.
Principal Investigator, Predicting Future Change-points in Time Series
(Research Grants Council – General Research Fund) 1/1/2020 – 31/12/2022, HK$ 753,667.
Principal Investigator, Threshold Modeling in Functional Time Series
(Research Grants Council – General Research Fund) 1/1/2022 – 31/12/2024, HK$ 598,015.

Teaching

Principal Investigator, Interactive Self-Learning Exercises
(CUHK NRBG-Courseware Development Grant, Ref: 4621272). 1/1/2012 – 31/12/2012. HK$ 43,000.
Investigator, Establishment of New Paradigm with Feasible Models in Teaching and Learning Science for Problem Solving and Future Development
(University Grants Councils – Focused Innovations Scheme – Scheme C, Ref: CUHK5/T&L/12-15). 01/07/2014 – 30/09/2017. HK$ 2,637,000.