User profiles for Chi-Guhn Lee

Chi-Guhn Lee

University of Toronto
Verified email at mie.utoronto.ca
Cited by 3123

A two-phase preventive maintenance policy considering imperfect repair and postponed replacement

L Yang, Z Ye, CG Lee, S Yang, R Peng - European Journal of Operational …, 2019 - Elsevier
This paper investigates a novel two-phase preventive maintenance policy for a single-component
system with an objective of maximizing the revenue generated by the performance-…

Deep partial transfer learning network: A method to selectively transfer diagnostic knowledge across related machines

B Yang, CG Lee, Y Lei, N Li, N Lu - Mechanical Systems and Signal …, 2021 - Elsevier
Applications of deep transfer learning to intelligent fault diagnosis of machines commonly
assume symmetry among domains: 1) the samples from target machines are balanced across …

Deep imbalanced domain adaptation for transfer learning fault diagnosis of bearings under multiple working conditions

…, M Jia, J Zhuang, Y Cao, X Zhao, CG Lee - Reliability Engineering & …, 2023 - Elsevier
The tremendous success of deep learning and transfer learning broadened the scope of
fault diagnosis, especially the latter further improved the diagnosis accuracy under multiple …

A Bayesian deep learning RUL framework integrating epistemic and aleatoric uncertainties

G Li, L Yang, CG Lee, X Wang… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Recent years have witnessed the prominent advancements of deep learning (DL) in the
arsenal of prognostics and health management. However, the prognostic uncertainty problem …

Manufacturing task semantic modeling and description in cloud manufacturing system

T Wang, S Guo, CG Lee - The International Journal of Advanced …, 2014 - Springer
Cloud manufacturing (CMfg) is emerging as an advanced service-oriented manufacturing
model for the manufacturing industry. It is changing the way manufacturing enterprises …

Multi-source transfer learning network to complement knowledge for intelligent diagnosis of machines with unseen faults

B Yang, S Xu, Y Lei, CG Lee, E Stewart… - Mechanical Systems and …, 2022 - Elsevier
Most of the current successes of deep transfer learning-based fault diagnosis require two
assumptions: 1) the health state set of source machines should overlap that of target machines; …

A shortest path approach to the multiple-vehicle routing problem with split pick-ups

CG Lee, MA Epelman, CC White III, YA Bozer - Transportation research part …, 2006 - Elsevier
We consider a multiple-vehicle routing problem with split pick-ups (mVRPSP). This problem
involves multiple suppliers, a single depot, and a fleet of identical capacity trucks …

The European freight railway system as a hub-and-spoke network

SJ Jeong, CG Lee, JH Bookbinder - … Research Part A: Policy and Practice, 2007 - Elsevier
This paper addresses a hub-and-spoke network problem for railroad freight, where a central
planner is to find transport routes, frequency of service, length of trains to be used, and …

Multi-period sustainable and integrated recycling network for municipal solid waste–A case study in Tehran

AM Harijani, S Mansour, B Karimi, CG Lee - Journal of cleaner production, 2017 - Elsevier
The sheer amount of Municipal Solid Waste (MSW) produced from residential and commercial
activities has posed a big threat to the modern society, especially to large cities by …

A carrier's optimal bid generation problem in combinatorial auctions for transportation procurement

CG Lee, RH Kwon, Z Ma - Transportation Research Part E: Logistics and …, 2007 - Elsevier
We consider the carrier’s optimal bid generation problem in combinatorial auctions for
transportation procurement. Bidders (carriers) employ vehicle routing models to identify sets of …