Skip to content

Dr Chee Khian Sim

Senior Lecturer

  1. Published

    A note on the Lipschitz continuity of the gradient of the squared norm of the matrix-valued Fischer-Burmeister function

    Dr Chee Khian Sim, Jie Sun & Daniel Ralph, Jul 2006, In : Mathematical Programming. 107, 3, p. 547-553

    Research output: Contribution to journalArticle

  2. Published

    A note on treating a second order cone program as a special case of a semidefinite program

    Dr Chee Khian Sim & Gongyun Zhao, Apr 2005, In : Mathematical Programming. 102, 3, p. 609-613

    Research output: Contribution to journalArticle

  3. Published

    A subgradient method based on gradient sampling for solving convex optimization problems

    Yaohua Hu, Dr Chee Khian Sim & Xiaoqi Yang, 1 Dec 2015, In : Numerical Functional Analysis and Optimization. 36, 12, p. 1559-1584 35 p.

    Research output: Contribution to journalArticle

  4. Published

    Asymptotic behavior of Helmberg-Kojima-Monteiro (HKM) paths in interior-point methods for monotone semidefinite linear complementarity problems: general theory

    Dr Chee Khian Sim & G. Zhao, Apr 2008, In : Journal of Optimization Theory and Applications. 137, 1, p. 11-25

    Research output: Contribution to journalArticle

  5. Published

    Asymptotic behavior of underlying NT paths in interior point methods for monotone semidefinite linear complementarity problems

    Dr Chee Khian Sim, Jan 2011, In : Journal of Optimization Theory and Applications. 148, 1, p. 79-106

    Research output: Contribution to journalArticle

  6. Published

    Complexity of the relaxed Peaceman-Rachford splitting method for the sum of two maximal strongly monotone operators

    Renato Monteiro & Dr Chee Khian Sim, 1 Jul 2018, In : Computational Optimization and Applications. 70, 3, p. 763-790 28 p.

    Research output: Contribution to journalArticle

  7. Published

    Inexact subgradient methods for quasi-convex optimization problems

    Yaohua Hu, Xiaoqi Yang & Dr Chee Khian Sim, 16 Jan 2015, In : European Journal of Operational Research. 240, 2, p. 315-327

    Research output: Contribution to journalArticle

  8. Published

    Infinite horizon optimal policy for an inventory system with two types of products sharing common hardware platforms

    Mabel C. Chou, Dr Chee Khian Sim & Xue-Ming Yuan, 2 Jan 2017, In : Operations Research Letters. 45, 1, p. 12-18 7 p.

    Research output: Contribution to journalArticle

  9. Published

    Interior point method on semi-definite linear complementarity problems using the Nesterov-Todd (NT) search direction: polynomial complexity and local convergence

    Dr Chee Khian Sim, 1 Nov 2019, In : Computational Optimization and Applications. 74, 2, p. 583-621 39 p.

    Research output: Contribution to journalArticle

  10. Published

    Newsvendor pricing problem in a two-sided market

    Mabel C. Chou, Dr Chee Khian Sim, Chung-Piaw Teo & Huan Zheng, 2012, In : Production and Operations Management. 21, 1, p. 204-208

    Research output: Contribution to journalArticle

  11. Published

    On finding a generalized lowest rank solution to a linear semi-definite feasibility problem

    Dr Chee Khian Sim, May 2015, In : Operations Research Letters. 43, 3, p. 334-338

    Research output: Contribution to journalArticle

  12. Published

    On the analyticity of underlying HKM Paths for monotone semidefinite linear complementarity problems

    Dr Chee Khian Sim, Apr 2009, In : Journal of Optimization Theory and Applications. 141, 1, p. 193-215

    Research output: Contribution to journalArticle

  13. Published

    Optimal policies for inventory systems with two types of product sharing common hardware platforms: single period and finite horizon

    Mabel C. Chou, Dr Chee Khian Sim & Xue-Ming Yuan, 16 Jan 2013, In : European Journal of Operational Research. 224, 2, p. 283-292

    Research output: Contribution to journalArticle

  14. Early online

    Policies for inventory models with product returns forecast from past demands and past sales

    Mabel C. Chou, Dr Chee Khian Sim & Xue-Ming Yuan, 24 Feb 2020, In : Annals of Operations Research.

    Research output: Contribution to journalArticle

  15. Early online

    Profit sharing agreements in decentralized supply chains: a distributionally robust approach

    Qi Fu, Dr Chee Khian Sim & Chung-Piaw Teo, 5 Feb 2018, In : Operations Research. 66, 2, p. 500-513 14 p.

    Research output: Contribution to journalArticle

  16. Published
  17. Published

    The impact of supply chain visibility when lead time is random

    E. k. Peng Chew, Loo Hay Lee & Dr Chee Khian Sim, Jan 2013, In : OR Spectrum. 35, 1, p. 163-190

    Research output: Contribution to journalArticle

  18. Published

    Underlying paths in interior point methods for the monotone semidefinite linear complementarity problem

    Dr Chee Khian Sim & Gongyun Zhao, Sep 2007, In : Mathematical Programming. 110, 3, p. 475-499

    Research output: Contribution to journalArticle

ID: 2001315