Search Results - "Teo, Kok Lay"
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A new looped-functional for stability analysis of sampled-data systems
Published in Automatica (Oxford) (01-08-2017)“…In this paper, a new two-sided looped-functional is introduced for stability analysis of sampled-data systems. The functional fully utilizes the information on…”
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Some Characterizations of Approximate Solutions for Robust Semi-infinite Optimization Problems
Published in Journal of optimization theory and applications (01-10-2021)“…This paper deals with robust ε -quasi Pareto efficient solutions of an uncertain semi-infinite multiobjective optimization problem. By using robust…”
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Optimal train control via switched system dynamic optimization
Published in Optimization methods & software (04-05-2021)“…This paper considers an optimal train control problem with two challenging, non-standard constraints: a speed constraint that is piecewise-constant with…”
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4
Robust Stability Analysis of Guaranteed Cost Control for Impulsive Switched Systems
Published in IEEE transactions on systems, man and cybernetics. Part B, Cybernetics (01-10-2008)“…This correspondence is concerned with the robust stability for a class of impulsive switched systems under the LQ guaranteed cost control. Some results on…”
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Optimal Joint Design of Discrete Fractional Fourier Transform Matrices and Mask Coefficients for Multichannel Filtering in Fractional Fourier Domains
Published in IEEE transactions on signal processing (15-11-2018)“…The concept of mask operation in fractional Fourier domains is a generalization of the conventional Fourier-based filtering in the frequency domain. It is…”
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A Discrete Filled Function Method for the Design of FIR Filters With Signed-Powers-of-Two Coefficients
Published in IEEE transactions on signal processing (01-01-2008)“…In this paper, we consider the optimal design of finite-impulse response (FIR) filters with coefficients expressed as sums of signed powers-of-two (SPT) terms,…”
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Suppressing the Spikes in Electroencephalogram via an Iterative Joint Singular Spectrum Analysis and Low-Rank Decomposition Approach
Published in Sensors (Basel, Switzerland) (07-01-2020)“…The novelty and the contribution of this paper consists of applying an iterative joint singular spectrum analysis and low-rank decomposition approach for…”
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Optimal PWM Control of Switched-Capacitor DC-DC Power Converters via Model Transformation and Enhancing Control Techniques
Published in IEEE transactions on circuits and systems. I, Regular papers (01-06-2008)“…This paper presents an efficient and effective method for an optimal pulsewidth-modulated (PWM) control of switched-capacitor dc-dc power converters. Optimal…”
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Optimal soft landing control for moon lander
Published in Automatica (Oxford) (01-04-2008)“…This paper considers the soft landing problem of a moon lander. The main purpose is to design the optimal control law to ensure the soft landing of the lander…”
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10
Optimal Design of Cosine Modulated Nonuniform Linear Phase FIR Filter Bank via Both Stretching and Shifting Frequency Response of Single Prototype Filter
Published in IEEE transactions on signal processing (15-05-2014)“…This paper designs an optimal cosine modulated nonuniform linear phase finite impulse response (FIR) filter bank. The frequency responses of all the analysis…”
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11
Maximally Decimated Paraunitary Linear Phase FIR Filter Bank Design via Iterative SVD Approach
Published in IEEE transactions on signal processing (15-01-2015)“…A necessary and sufficient condition for M-channel maximally decimated paraunitary FIR filter banks is derived when the lengths of all the filters are the same…”
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12
Determination of fractional pixel location via an optimal group delay estimation approach
Published in Signal, image and video processing (01-11-2019)“…The main problem to be addressed in this paper is on the high required computational powers of the existing fractional pixel location search algorithms. The…”
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13
Post-disaster multi-period road network repair: work scheduling and relief logistics optimization
Published in Annals of operations research (01-12-2019)“…We develop a multi-period bi-level programming model for the post-disaster road network repair work scheduling and relief logistics problem. A maximum relative…”
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14
FRM-Based FIR Filters With Optimum Finite Word-Length Performance
Published in IEEE transactions on signal processing (01-06-2007)“…It is well known that filters designed using the frequency response masking (FRM) technique have very sparse coefficients. The number of nontrivial…”
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15
Design of a Band-Stop Filter for a Space Shuttle Vehicle
Published in IEEE transactions on circuits and systems. II, Express briefs (01-12-2015)“…Due to the structural coupling of a space shuttle vehicle, the selection of a suitable controller gain has been a difficult task. However, this task is very…”
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Dual Approaches to Characterize Robust Optimal Solution Sets for a Class of Uncertain Optimization Problems
Published in Journal of optimization theory and applications (01-09-2019)“…In this paper, we deal with robust optimal solution sets for a class of optimization problems with data uncertainty in both the objective and constraints. We…”
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FIR Variable Digital Filter With Signed Power-of-Two Coefficients
Published in IEEE transactions on circuits and systems. I, Regular papers (01-06-2007)“…Variable digital filters (VDFs) are useful for various signal processing and communication applications where the frequency characteristics, such as fractional…”
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18
New insights on stability of sampled-data systems with time-delay
Published in Applied mathematics and computation (01-06-2020)“…This paper analyses the stability of sampled-data systems with time-delay. By employing a two-sided looped-functional approach, some improved conditions are…”
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19
Optimal design of complex FIR filters with arbitrary magnitude and group delay responses
Published in IEEE transactions on signal processing (01-05-2006)“…This paper presents a method for the frequency-domain design of digital finite impulse response filters with arbitrary magnitude and group delay responses. The…”
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A Hybrid Offline Optimization Method for Reconfiguration of Multi-UAV Formations
Published in IEEE transactions on aerospace and electronic systems (01-02-2021)“…Formation reconfiguration of multiple unmanned aerial vehicles (UAVs) is a challenging problem. Mathematically, this problem is an optimal control problem…”
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