Alex S. Leong

Publication Activity (10 Years)

Years Active: 2004-2024
Publications (10 Years): 48

Top Topics

Fading Channels

State Estimation

Top Venues

IEEE Trans. Autom. Control.

IEEE Control. Syst. Lett.

Publications

Wanchun Liu, Alex S. Leong, Daniel E. Quevedo
Thompson sampling for networked control over unknown channels. Autom. 165 (2024)
Alex S. Leong, Alexei Skvortsov
Estimation of scalar field distribution in the Fourier domain. Digit. Signal Process. 146 (2024)
Fei Chen, Hoa Van Nguyen, Alex S. Leong, Sabita Panicker, Robin Baker, Damith C. Ranasinghe
Distributed Multi-Object Tracking Under Limited Field of View Heterogeneous Sensors with Density Clustering. CoRR (2024)
Farhad Farokhi, Alex S. Leong, Mohammad Zamani, Iman Shames
Learning Safety Filters for Unknown Discrete-Time Linear Systems. IEEE Control. Syst. Lett. 7 (2023)
Vu Phi Tran, Matthew A. Garratt, Kathryn Kasmarik, Sreenatha G. Anavatti, Alex S. Leong, Mohammad Zamani
Multi-gas source localization and mapping by flocking robots. Inf. Fusion 91 (2023)
Farhad Farokhi, Alex S. Leong, Iman Shames, Mohammad Zamani
A Computationally-Friendly Data-Driven Safety Filter for Control-Affine Discrete-Time Systems Subject to Unknown Process Noise. ACC (2023)
Alex S. Leong, Daniel E. Quevedo, Wanchun Liu
Stability Enforced Bandit Algorithms for Channel Selection in Remote State Estimation of Gauss-Markov Processes. IEEE Trans. Autom. Control. 68 (12) (2023)
Alex S. Leong, Mohammad Zamani, Iman Shames
A Logistic Regression Approach to Field Estimation Using Binary Measurements. IEEE Signal Process. Lett. 29 (2022)
Alex S. Leong, Daniel E. Quevedo
Stability Enforced Bandit Algorithms for Channel Selection in Remote State Estimation. CoRR (2022)
Alex S. Leong, Mohammad Zamani
Field estimation using binary measurements. Signal Process. 194 (2022)
Lingying Huang, Kemi Ding, Alex S. Leong, Daniel E. Quevedo, Ling Shi
Encryption scheduling for remote state estimation under an operation constraint. Autom. 127 (2021)
Farhad Farokhi, Alex S. Leong, Iman Shames, Mohammad Zamani
Safe Learning of Uncertain Environments for Nonlinear Control-Affine Systems. CoRR (2021)
Alex S. Leong, Erik Weyer, Girish N. Nair
Identification of FIR Systems With Binary Input and Output Observations. IEEE Trans. Autom. Control. 66 (3) (2021)
Farhad Farokhi, Alex S. Leong, Mohammad Zamani, Iman Shames
Safe Learning of Linear Time-Invariant Systems. CoRR (2021)
Kemi Ding, Xiaoqiang Ren, Alex S. Leong, Daniel E. Quevedo, Ling Shi
Remote State Estimation in the Presence of an Active Eavesdropper. IEEE Trans. Autom. Control. 66 (1) (2021)
Alex S. Leong, Arunselvan Ramaswamy, Daniel E. Quevedo, Holger Karl, Ling Shi
Deep reinforcement learning for wireless sensor scheduling in cyber-physical systems. Autom. 113 (2020)
Alex S. Leong, Daniel E. Quevedo, Subhrakanti Dey
A Game-Theoretic Approach to Covert Communications. PIMRC (2020)
Alex S. Leong, Daniel E. Quevedo, Daniel Dolz, Subhrakanti Dey
Transmission Scheduling for Remote State Estimation Over Packet Dropping Links in the Presence of an Eavesdropper. IEEE Trans. Autom. Control. 64 (9) (2019)
Yuqing Ni, Alex S. Leong, Daniel E. Quevedo, Ling Shi
Pricing and Selection of Channels for Remote State Estimation Using a Stackelberg Game Framework. IEEE Trans. Signal Inf. Process. over Networks 5 (4) (2019)
Alex S. Leong, Daniel E. Quevedo, Daniel Dolz, Subhrakanti Dey
Information Bounds for State Estimation in the Presence of an Eavesdropper. IEEE Control. Syst. Lett. 3 (3) (2019)
Lingying Huang, Alex S. Leong, Daniel E. Quevedo, Ling Shi
Finite Time Encryption Schedule in the Presence of an Eavesdropper with Operation Cost. ACC (2019)
Jingyi Lu, Alex S. Leong, Daniel E. Quevedo
An event-triggered transmission scheduling strategy for remote state estimation in the presence of an eavesdropper. CoRR (2019)
Alex S. Leong, Daniel E. Quevedo, Subhrakanti Dey
A Game-Theoretic Approach to Covert Communications. CoRR (2019)
Lingying Huang, Alex S. Leong, Daniel E. Quevedo, Ling Shi
Finite Time Encryption Schedule in the Presence of an Eavesdropper with Operation Cost. CoRR (2019)
Burak Demirel, Alex S. Leong, Vijay Gupta, Daniel E. Quevedo
Tradeoffs in Stochastic Event-Triggered Control. IEEE Trans. Autom. Control. 64 (6) (2019)
Alex S. Leong, Subhrakanti Dey, Daniel E. Quevedo
Transmission scheduling for remote state estimation and control with an energy harvesting sensor. Autom. 91 (2018)
Alex S. Leong, Erik Weyer, Girish N. Nair
Identification of FIR Systems with Binary Input and Output Observations. CoRR (2018)
Alex S. Leong, Adrian Redder, Daniel E. Quevedo, Subhrakanti Dey
On the Use of Artificial Noise for Secure State Estimation in the Presence of Eavesdroppers. ECC (2018)
Alex S. Leong, Arunselvan Ramaswamy, Daniel E. Quevedo, Holger Karl, Ling Shi
Deep Reinforcement Learning for Wireless Sensor Scheduling in Cyber-Physical Systems. CoRR (2018)
Daniel Dolz, Daniel E. Quevedo, Ignacio Peñarrocha, Alex S. Leong, Roberto Sanchis
Co-design of jump estimators and transmission policies for wireless multi-hop networks with fading channels [Extended]. CoRR (2017)
Daniel Dolz, Daniel E. Quevedo, Ignacio Peñarrocha, Alex S. Leong, Roberto Sanchis
Co-design of jump estimators and transmission policies for wireless multi-hop networks with fading channels. Autom. 81 (2017)
Alex S. Leong, Daniel E. Quevedo, Subhrakanti Dey
State estimation over Markovian packet dropping links in the presence of an eavesdropper. CDC (2017)
Alex S. Leong, Daniel E. Quevedo, Daniel Dolz, Subhrakanti Dey
Remote State Estimation over Packet Dropping Links in the Presence of an Eavesdropper. CoRR (2017)
Yuqing Ni, Alex S. Leong, Daniel E. Quevedo, Ling Shi
Game-Theoretic Pricing and Selection with Fading Channels. CoRR (2017)
Xiaoxi Guo, Alex S. Leong, Subhrakanti Dey
Distortion Outage Minimization in Distributed Estimation With Estimation Secrecy Outage Constraints. IEEE Trans. Signal Inf. Process. over Networks 3 (1) (2017)
Alex S. Leong, Subhrakanti Dey, Daniel E. Quevedo
Sensor Scheduling in Variance Based Event Triggered Estimation With Packet Drops. IEEE Trans. Autom. Control. 62 (4) (2017)
Yuqing Ni, Alex S. Leong, Daniel E. Quevedo, Ling Shi
Game-theoretic pricing and selection with fading channels. ASCC (2017)
Xiaoxi Guo, Alex S. Leong, Subhrakanti Dey
Estimation in Wireless Sensor Networks With Security Constraints. IEEE Trans. Aerosp. Electron. Syst. 53 (2) (2017)
Burak Demirel, Alex S. Leong, Vijay Gupta, Daniel E. Quevedo
Trade-Offs in Stochastic Event-Triggered Control. CoRR (2017)
Alex S. Leong, Subhrakanti Dey, Daniel E. Quevedo
Optimal transmission policies for variance based event triggered estimation with an energy harvesting sensor. EUSIPCO (2016)
Alex S. Leong, Erik Weyer, Girish N. Nair
On the identification of FIR systems with binary input and output observations. CDC (2016)
Alex S. Leong, Daniel E. Quevedo, Anders Ahlén, Karl Henrik Johansson
On Network Topology Reconfiguration for Remote State Estimation. IEEE Trans. Autom. Control. 61 (12) (2016)
Xiaoxi Guo, Alex S. Leong, Subhrakanti Dey
Power allocation for estimation outage minimization with secrecy outage constraints. AusCTW (2016)
Alex S. Leong, Daniel E. Quevedo
Kalman Filtering With Relays Over Wireless Fading Channels. IEEE Trans. Autom. Control. 61 (6) (2016)
Alex S. Leong, Girish N. Nair
Filter design for decentralized state estimation in sensor networks. AuCC (2015)
Alex S. Leong, Subhrakanti Dey, Daniel E. Quevedo
On the optimality of threshold policies in event triggered estimation with packet drops. ECC (2015)
Alex S. Leong, Subhrakanti Dey, Daniel E. Quevedo
Sensor Scheduling in Variance Based Event Triggered Estimation with Packet Drops. CoRR (2015)
Alex S. Leong, Daniel E. Quevedo
Kalman Filtering With Relays Over Wireless Fading Channels. CoRR (2015)
Mojtaba Nourian, Alex S. Leong, Subhrakanti Dey
Optimal Energy Allocation for Kalman Filtering over Packet Dropping Links with Imperfect Acknowledgments and Energy Harvesting Constraints. CoRR (2014)
Xiaoxi Guo, Alex S. Leong, Subhrakanti Dey
Power allocation for distortion minimization in distributed estimation with security constraints. SPAWC (2014)
Mojtaba Nourian, Alex S. Leong, Subhrakanti Dey, Daniel E. Quevedo
An Optimal Transmission Strategy for Kalman Filtering Over Packet Dropping Links With Imperfect Acknowledgements. IEEE Trans. Control. Netw. Syst. 1 (3) (2014)
Mojtaba Nourian, Alex S. Leong, Subhrakanti Dey, Daniel E. Quevedo
An Optimal Transmission Strategy for Kalman Filtering over Packet Dropping Links with Imperfect Acknowledgements. CoRR (2014)
Mojtaba Nourian, Alex S. Leong, Subhrakanti Dey
Optimal Energy Allocation for Kalman Filtering Over Packet Dropping Links With Imperfect Acknowledgments and Energy Harvesting Constraints. IEEE Trans. Autom. Control. 59 (8) (2014)
Alex S. Leong, Subhrakanti Dey, Girish N. Nair
A quantized filtering scheme for multi-sensor linear state estimation with non-detectability at the sensors and fusion center feedback. CDC (2013)
Alex S. Leong, Daniel E. Quevedo
On the use of a relay for Kalman filtering over packet dropping links. ACC (2013)
Alex S. Leong, Subhrakanti Dey, Girish N. Nair
Quantized Filtering Schemes for Multi-Sensor Linear State Estimation: Stability and Performance Under High Rate Quantization. IEEE Trans. Signal Process. 61 (15) (2013)
Alex S. Leong, Subhrakanti Dey, Girish N. Nair
On multi-sensor linear state estimation under high rate quantization. ISCCSP (2012)
Alex S. Leong, Subhrakanti Dey
Power allocation for error covariance minimization in Kalman filtering over packet dropping links. CDC (2012)
Daniel E. Quevedo, Anders Ahlén, Alex S. Leong, Subhrakanti Dey
On Kalman filtering over fading wireless channels with controlled transmission powers. Autom. 48 (7) (2012)
Chih-Hong Wang, Alex S. Leong, Subhrakanti Dey
Distortion Outage Minimization and Diversity Order Analysis for Coherent Multiaccess. IEEE Trans. Signal Process. 59 (12) (2011)
Alex S. Leong, Subhrakanti Dey, Girish N. Nair, Priyank Sharma
Power Allocation for Outage Minimization in State Estimation Over Fading Channels. IEEE Trans. Signal Process. 59 (7) (2011)
Alex S. Leong, Subhrakanti Dey
On Scaling Laws of Diversity Schemes in Decentralized Estimation. IEEE Trans. Inf. Theory 57 (7) (2011)
Chih-Hong Wang, Alex S. Leong, Subhrakanti Dey
On diversity orders of distortion outage for coherent multi-access channels. ISIT (2011)
Alex S. Leong, Subhrakanti Dey, Jamie S. Evans
Asymptotics and Power Allocation for State Estimation Over Fading Channels. IEEE Trans. Aerosp. Electron. Syst. 47 (1) (2011)
Alex S. Leong, Subhrakanti Dey
On Scaling Laws of Diversity Schemes in Decentralized Estimation CoRR (2010)
Subhrakanti Dey, Alex S. Leong, Jamie S. Evans
Kalman filtering with faded measurements. Autom. 45 (10) (2009)
Alex S. Leong, Subhrakanti Dey, Jamie S. Evans
On Kalman Smoothing With Random Packet Loss. IEEE Trans. Signal Process. 56 (7-2) (2008)
Subhrakanti Dey, Alex S. Leong, Jamie S. Evans
On Kalman filtering with faded measurements. Allerton (2008)
Alex S. Leong, Subhrakanti Dey, Jamie S. Evans
Power allocation for state estimation over wireless channels using multiple sensors CoRR (2008)
Alex S. Leong, Subhrakanti Dey, Jamie S. Evans
Error Exponents for Neyman-Pearson Detection of Markov Chains in Noise. IEEE Trans. Signal Process. 55 (10) (2007)
Ba-Ngu Vo, Alex S. Leong, Pok Iu
Analog envelop constrained filter with input uncertainty. ISCAS (1) (2004)