Chen Zehua

Professor of Statistics
Department of Statistics and Applied Probability
National University of Singapore
3 Science Drive 2, Singapore 117543
Republic of Singapore

stachenz@nus.edu.sg

(65) 6516-6307 (office)
(65) 6569-5659 (home)
(65) 6872-3919 (fax)

Education

  • B.S., Wuhan Univ. (1981)
  • M.S., Univ. of Iowa (1985)
  • Ph.D., Univ. of Wisconsin-Madison (1989)

Current interests

  • Model selection criteria.
  • Feature selection with high dimensional space.
  • Statistical genetics.

 

Science Lunchtime Talk (August 27, 2009):  An Adaptive Screen-selection Procedure for Feature selection in Small-n-large-p Problems

 

Publications

         Publication List  

Recent Preprints

    • A feature selection approach to case-control genome-wide association studies. (Full text)
    • Extended BIC for small-$n$-large-$P$ sparse GLM. (Full text)

 

Monograph

Ranked Set Sampling: Theory and Applications

Z. Chen,   Z. D. Bai and B. K. Sinha

Springer ©2004

                        Preface (PDF file)

                  Table of contents (PDF file)

 

Software

The package migtlm:   Multiple interval genetic trait loci mapping

       Source code: migtlm.R

       Instruction:    How to use?

       Reference:    Mixture Generalized Linear Models for Multiple Interval Mapping of Quantitative Trait Loci in Experimental Crosses

 

Teaching Corner

ST5217:  Statistical methods for genetic analysis (2009/2010 Semester II)

                           Course Information

                      Announcement:  The midterm exam will be held on March 2, 2010.

                       Lecture Notes 1: Basic principles of population genetics

                             Tutorial 1  ( Solution )

                       Lecture Notes 2: Methods of Estimation in Genetic Analysis

                             A brief introduction to R  (  R codes )

                             Tutorial 2  (R codes )

                                   (Answer to Question 3 of Tutorial 2 is to be submitted for assessment by February 9, 2010.  The R program for the computation should be submitted in a separate file by email.

                                    Please adopt the following format for the file name: YourName_Rcode_Q3.txt)

                             Tutorial 3  ( Solution )   (R codes )

                       Lecture Notes 3: Some Hypothesis Testing Problems in Genetics

                             Reading Material 3

                             Tutorial 4

 

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Chen Zehua <stachenz@nus.edu.sg>