Search Results - "Pang, Chee Khiang"

Design of adaptive weld quality monitoring for multiple‐conditioned robotic welding tasks by Xia, Suibo, Khiang Pang, Chee, Al Mamun, Abdullah, Seng Wong, Fook, Meng Chew, Chee

“…Multiple‐conditioned welding monitoring is a challenging issue in complex robotic welding tasks. In practice, the monitoring system has to be sensitive to…”
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Quality monitoring of spot welding with advanced signal processing and data-driven techniques by Wang, Xing-Jue, Zhou, Jun-Hong, Yan, Heng-Chao, Pang, Chee Khiang

“…As resistance spot welding is a crucial and widely used metal joining technique nowadays, a cheap and highly accurate online quality monitoring scheme is…”
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Classification of Imbalanced Data by Oversampling in Kernel Space of Support Vector Machines by Mathew, Josey, Pang, Chee Khiang, Luo, Ming, Leong, Weng Hoe

“…Historical data sets for fault stage diagnosis in industrial machines are often imbalanced and consist of multiple categories or classes. Learning…”
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Self-sensing actuation for nanopositioning and active-mode damping in dual-stage HDDs by Chee Khiang Pang, Guoxiao Guo, Chen, B.M., Tong Heng Lee

“…Position sensors other than the R/W heads are not embedded into current hard-disk drives (HDDs) due to cost, resolution, and signal-to-noise ratio (SNR)…”
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Design and Modeling of a Six-Degree-of-Freedom Magnetically Levitated Positioner Using Square Coils and 1-D Halbach Arrays by Zhu, Haiyue, Teo, Tat Joo, Pang, Chee Khiang

“…This paper presents a novel design of six-degree-of-freedom (6-DOF) magnetically levitated (maglev) positioner, where its translator and stator are implemented…”
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Magnetically Levitated Parallel Actuated Dual-Stage (Maglev-PAD) System for Six-Axis Precision Positioning by Zhu, Haiyue, Teo, Tat Joo, Pang, Chee Khiang

“…This paper presents a magnetically levitated parallel actuated dual-stage (maglev-PAD) motion system for six-axis precision positioning. This dual-stage motion…”
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Singular Perturbation Control for Vibration Rejection in HDDs Using the PZT Active Suspension as Fast Subsystem Observer by Chee Khiang Pang, Lewis, F.L., Ge, S.S., Guoxiao Guo, Chen, B.M., Tong Heng Lee

“…Currently, position sensors other than the read/write head are not embedded into current hard disk drives (HDDs) due to signal-to-noise ratio and nanometer…”
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Decentralized uniform finite‐time stabilization of large‐scale nonlinear networks by small‐gain theorems by Pavlichkov, Svyatoslav, Pang, Chee Khiang

“…We solve the problem of decentralized uniform finite‐time stabilization for a large‐scale network of nonlinear systems in triangular form which are not…”
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Energy-efficient control of nanosatellites during distributed region formation flying by Haghighi, Reza, Pang, Chee Khiang

“…In this paper, we present an energy-efficient method for distributed region formation flying of nanosatellites. The proposed framework consists of two…”
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A Flexure-Based Parallel Actuation Dual-Stage System for Large-Stroke Nanopositioning by Zhu, Haiyue, Pang, Chee Khiang, Teo, Tat Joo

“…This paper presents a novel parallel actuation dual-stage system that delivers nanometric positioning over a large displacement. Unlike those traditional…”
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Robust Concurrent Attitude-Position Control of a Swarm of Underactuated Nanosatellites by Haghighi, Reza, Chee Khiang Pang

“…In this paper, we address the formation flying problem of underactuated nanosatellites by concurrent attitude-position control. Lack of space in nanosatellites…”
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Analytical Model-Based Multiphysics Optimization of a Nanopositioning Electromagnetic Actuator by Zhu, Haiyue, Teo, Tat Joo, Pang, Chee Khiang

“…This paper presents the multiphysics optimization of a new class of nanopositioning actuators, termed as flexure-based electromagnetic linear actuator (FELA)…”
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Robust scheduling optimization for flexible manufacturing systems with replenishment under uncertain machine failure disruptions by Wang, Zhiguo, Pang, Chee Khiang, Ng, Tsan Sheng

“…This paper studies the scheduling problem for the flexible manufacturing systems (FMSs) under uncertain machine failure disruptions, where machine allocations…”
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Integrated Servo-Mechanical Design of a Fine Stage for a Coarse/Fine Dual-Stage Positioning System by Zhu, Haiyue, Pang, Chee Khiang, Teo, Tat Joo

“…Traditionally, the coarse and fine mechanical stages within a dual-stage positioning system are designed separately without consideration about their control…”
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Nonrepeatable Run-out Rejection Using Online Iterative Control for High-Density Data Storage by Chee Khiang Pang, Wai Ee Wong, Guoxiao Guo, Chen, B.M., Tong Heng Lee

“…The spectra of disturbances and noises affecting precise servo positioning for ultrahigh-density storage in future hard disk drives are time-varying and remain…”
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Flexure-Based Magnetically Levitated Dual-Stage System for High-Bandwidth Positioning by Zhu, Haiyue, Teo, Tat Joo, Pang, Chee Khiang

“…Bandwidth is a critical specification for motion positioning systems because fast response to reference and broad-band disturbance rejection is highly…”
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Application of deep neural network in estimation of the weld bead parameters by Keshmiri, Soheil, Xin Zheng, Lu Wen Feng, Chee Khiang Pang, Chee Meng Chew

“…We present a deep learning approach to estimation of the bead parameters in welding tasks. Our model is based on a four-hidden-layer neural network…”
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Disturbance observer-based multirate control for rejecting periodic disturbances to the Nyquist frequency and beyond by Yan, Weili, Pang, Chee Khiang, Du, Chunling

“…Intersample behavior cannot be ignored when a sampled-data control system is subject to periodic disturbances beyond the Nyquist frequency. In this paper, a…”
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Principle and Modeling of a Novel Moving Coil Linear-Rotary Electromagnetic Actuator by Teo, Tat Joo, Zhu, Haiyue, Chen, Si-Lu, Yang, Guilin, Pang, Chee Khiang

“…This paper presents a novel electromagnetic actuator that adopts an air-core coil mover to deliver decoupled linear and rotary motions. It uses light-weight…”
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Data-driven scheduling optimization under uncertainty using Renyi entropy and skewness criterion by Wang, Zhiguo, Pang, Chee Khiang, Ng, Tsan Sheng

“…•A scheduling optimization problem under resource cost uncertainties is studied.•An integrated Renyi mean-entropy-skewness information criterion is…”
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