RESEARCH TOPICS
Data-Driven, Model-Free, Knowledge-Based, Model-Based, Integrated, Optimization & Learning Based Approaches
Data-Driven, Model-Free, Knowledge-Based, Model-Based, Integrated, Optimization & Learning Based Approaches
Advanced System Partitioning (Online, Dynamic) methods; Global and Local Models;
Interval, and linear-parameter-varying (LPV) models using zonotope based set-membership approaches for Time-varying Model Identification, Fault Diagnosis, and Fault-tolerant Control / Model Predictive Control
Distributed/Decentralized/Centralized Fault Diagnosis- Detection, Isolation, and Identification;
- Sensor and system (process/actuator) faults, leak- outage detection, estimation, and localization
· Robust Fault Diagnosis combining machine/deep learning and model-based/structural analysis techniques using LPV, zonotopic set-membership approach;
· Fault Detection using Game Theory and Reinforcement Learning
· Decentralized/Distributed- Model based fault detection and isolation:
- Structural Analysis; Graph Theory and Decomposition, Structural Models, Test Sets;
- System partitioning; Structural Model Graph partitioning;
- Sensor Placement Optimization; Optimal Local Residual Generator Design
· Distributed FDI (Fault Detection, Isolation) Approaches based on Unknown Input Observers (UIO) for model changes- uncertain parameters and couplings
- Global/Local Models;
- Distributed/Decentralized State Estimation;
Leak Localization in distribution networks
· Model Based Approaches
· Advanced Machine/Deep Learning Approaches
Decentralized/Distributed Fault-Tolerant / Model Predictive (DMPC) Control Methodologies;
- Advanced Distributed- Decentralized/Hierarchical- Cooperative Optimization-Coordination-Learning algorithms
· Distributed Model Predictive Control using Optimality Condition - Sensitivity Analysis - Decomposition, Coordination, and Community Detection;
· Distributed zonotope set-membership bound-tightening based Moving Horizon Estimation (D-MHE) considering Parametric Uncertainty, for robust distributed control and state estimation
- Integration of controllers and observers within the hierarchical approach
- Static/Dynamic Partitioning approaches
· Robust Economic Model Predictive Control (EMPC); a Zonotope based controller considering demand uncertainty
· Hierarchical Model Predictive Control
· Distributed active fault isolation approach for deciding strategies for disconnection/Plug and Play and local controller reconfiguration
· Time-Varying (Information Sharing Network) Scheme for Noncentralized- Model Predictive- Control of Large-Scale Systems; Plug and Play ability;
- Static/Dynamic Partitioning approaches; Dynamical Tuning;
- Distributed Population Dynamics (Evolutionary Game Theory) Based Methodology
- Community Detection; Hierarchical Clustering Based Methodology;
· Distributed MPC Using Reinforcement Learning Based Negotiation;
· Machine Learning based Model Identification for adaptive Distributed Model Predictive Control using deep neural networks
· MPC Reconfiguration based Fault Adaptive- Tolerant- Control Strategy using UIOs
System Reconfiguration;
· Distributed Actuator and Sensor Reconfiguration Approaches
· System Reconfiguration based on hardware redundancy, graph theory- structural analysis;
· Automatic Response Methodology for Failure Recovery; Local/Global Scenario Approaches
Integration of a distributed Model Predictive Control (DMPC) approach and distributed Fault diagnosis methodologies
· a distributed/decentralized framework for Plug and Play ability - Modularity
· Dynamic - Repartitioning approaches; Distributed Parallel Computing; Load Balancing; Cluster Optimization;
· System/Control Reconfiguration Approaches
Multi-agent (MA-DRL) Deep Reinforcement Learning (Deep Deterministic Policy Gradient (DDPG), Distributed DDPG, and other methods)
- Centralized/Decentralized/Distributed Learning;
- Distributed/Decentralized Execution
· Model Predictive Control (MPC) based Reinforcement Learning (MPC-DDPG);
- Demand Response - Peak Power Management; Battery Storage/Charging; Safe Autonomous Driving;
· Autonomous Driving; Cooperative Driving -Vision-Communication based- Traffic Safety;
Fault-Tolerant / Model Predictive (MPC) Control Methodologies; Safe Control of Autonomous Vehicles
· Data-Driven Identification and the polytopic Takagi-Sugeno (T-S) Learning based Model Predictive control (MPC/MHE)
· Autonomous Vehicle State Estimation and Mapping Using Takagi–Sugeno Modeling and LPV Approaches
· Zonotope-Tube-based LPV-MPC Approach for Autonomous Driving
· Control Reconfiguration of ADAS Controller in the Presence of Driver Errors Using LPV Approaches
· Fault Tolerant Control based on Coordinated Reconfiguration allocation strategy considering Model Predictive Control (MPC) for the vehicle model
· Linear-parameter-varying (LPV) Control Reconfiguration based on actuator selection strategy for Fault-Tolerant / Energy Efficient Control
· Adaptive MPC for Optimal Power Flow of Hybrid- Electric Autonomous Vehicles
· Game Theoretic/Reinforcement Learning Based Model Predictive control (MPC) for Autonomous Driving
· Reinforcement Learning (RL) based Fault-Tolerant Control (RL-FTC) for Distributed Drive Electric Systems of Autonomous Vehicles with Fault Conditions
- RL based Fault-Tolerant Coordination Control utilizing Model Predictive Control (MPC) for the vehicle model (RL-FT-NMPC) considering Stability together with Optimal Power Consumption
Cyber Secure-Resilient Networked Control Systems;
- Cooperative - Distributed/Decentralized MPC Approaches
· Control Algorithms;
· Monitoring Schemes;
Attack Mitigation Strategies;
Active Strategies
- Robust Approaches/Techniques previously mentioned for Distributed Model Predictive Control (DMPC) and Distributed Moving Horizon Estimation (DMHE) applications:
· Distributed/Decentralized State Estimation; observers to reconstruct state signals, MPC strategy
· Machine Learning based Model Identification/Prediction for adaptive DMPC
· Plug & play; Statistical methods for disconnection
· Distributed Fault Detection (Estimator) architecture for disconnection
· Zonotope/Tube based (parametric uncertainty) based MPC for fault isolation, and deciding strategies for disconnection of faulty subsystems or the reconfiguration of local controllers
· Set-theoretic receding horizon control
· Controller Reconfiguration approach under attack; a hybrid- dynamic game approach
· Hierarchical framework
Passive Strategies
- Preconfigured- attack scenario based robust controllers (reviewed)
· Contract based distributed NMPC- coupled dynamics - sensitivity information
· Contract based adaptive distributed NMPC based on distributed attack identification
Distributed Attack/Intrusion Detection, Identification Systems, Strategies
- Analytic and Learning Detection Strategies; Deception (Replay) attacks, etc.
· Distributed/Decentralized State Estimation based on Observers
· Distributed/Decentralized (FDI) Unknown Input Observers (UIOs)
· Communication Attacks; Compromised Nodes/Edges; Observability & Isolability Techniques
· Distributed Fault Detection architecture for Attack Detection; Nonlinear State Estimators;
· Model-based Detection (Analytical Redundancy) of Attacks
· Zonotope set-based approaches, quadratic parameter varying observers, etc.
· Data-Driven and Learning Approaches; Anomaly Detection; Distributed ML; Deep Learning;
· Game Theoretic Approaches;