Chee-Khian Sim

21 papers Journal 20Unranked 1
YearRankTypeTitle / Venue / Authors
2025 J jnl
Refining asymptotic complexity bounds for nonconvex optimization methods, including why steepest descent is o(ε
Comput. Optim. Appl.
Serge Gratton, Chee-Khian Sim, Philippe L. Toint
2025 J jnl
Superlinear convergence of an interior point algorithm on linear semi-definite feasibility problems.
Optim. Methods Softw.
Chee-Khian Sim
2024 J jnl
Reduction from the partition problem: Dynamic lot sizing problem with polynomial complexity.
CoRR
Chee-Khian Sim
2024 J jnl
Refining asymptotic complexity bounds for nonconvex optimization methods, including why steepest descent is o(ε
CoRR
Serge Gratton, Chee-Khian Sim, Philippe L. Toint
2023 J jnl
Convergence Rates for the Relaxed Peaceman-Rachford Splitting Method on a Monotone Inclusion Problem.
J. Optim. Theory Appl.
Chee-Khian Sim
2021 J jnl
A FISTA-type accelerated gradient algorithm for solving smooth nonconvex composite optimization problems.
Comput. Optim. Appl.
Jiaming Liang, Renato D. C. Monteiro, Chee-Khian Sim
2020 J jnl
Policies for inventory models with product returns forecast from past demands and past sales.
Ann. Oper. Res.
Mabel C. Chou, Chee-Khian Sim, Xue-Ming Yuan
2019 J jnl
Interior point method on semi-definite linear complementarity problems using the Nesterov-Todd (NT) search direction: polynomial complexity and local convergence.
Comput. Optim. Appl.
Chee-Khian Sim
2018 J jnl
Complexity of the relaxed Peaceman-Rachford splitting method for the sum of two maximal strongly monotone operators.
Comput. Optim. Appl.
Renato D. C. Monteiro, Chee-Khian Sim
2018 J jnl
Profit Sharing Agreements in Decentralized Supply Chains: A Distributionally Robust Approach.
Oper. Res.
Qi Fu, Chee-Khian Sim, Chung-Piaw Teo
2017 J jnl
Infinite horizon optimal policy for an inventory system with two types of product sharing common hardware platforms.
Oper. Res. Lett.
Mabel C. Chou, Chee-Khian Sim, Xue-Ming Yuan
2015 J jnl
Inexact subgradient methods for quasi-convex optimization problems.
Eur. J. Oper. Res.
Yaohua Hu, Xiaoqi Yang, Chee-Khian Sim
2015 J jnl
On finding a generalized lowest rank solution to a linear semi-definite feasibility problem.
Oper. Res. Lett.
Chee-Khian Sim
2013 J jnl
Optimal policies for inventory systems with two types of product sharing common hardware platforms: Single period and finite horizon.
Eur. J. Oper. Res.
Mabel C. Chou, Chee-Khian Sim, Xue-Ming Yuan
2013 J jnl
The impact of supply chain visibility when lead time is random.
OR Spectr.
Ek Peng Chew, Loo Hay Lee, Chee-Khian Sim
2011 J jnl
Asymptotic Behavior of Underlying NT Paths in Interior Point Methods for Monotone Semidefinite Linear Complementarity Problems.
J. Optim. Theory Appl.
Chee-Khian Sim
2011 J jnl
Superlinear Convergence of an Infeasible Predictor-Corrector Path-Following Interior Point Algorithm for a Semidefinite Linear Complementarity Problem Using the Helmberg--Kojima--Monteiro Direction.
SIAM J. Optim.
Chee-Khian Sim
2008 — conf
Remote Sensing of Aerosols over Penang Island from Satellite Measurements.
CGIV
Chee-Khian Sim, Hwee San Lim, Chow-Jeng Wong, M. Z. MatJafri, Khiruddin Abdullah
2007 J jnl
Underlying paths in interior point methods for the monotone semidefinite linear complementarity problem.
Math. Program.
Chee-Khian Sim, Gongyun Zhao
2006 J jnl
A note on the Lipschitz continuity of the gradient of the squared norm of the matrix-valued Fischer-Burmeister function.
Math. Program.
Chee-Khian Sim, Jie Sun, Daniel Ralph
2005 J jnl
A note on treating a second order cone program as a special case of a semidefinite program.
Math. Program.
Chee-Khian Sim, Gongyun Zhao