Dynamical model identification of population of oysters for water quality monitoring. - Hafiz Ahmed; Rosane Ushirobira; Denis V. Efimov; Damien Tran; Jean-Charles Massabuau (ECC, 2014)

On conditions of robust synchronization for multistable systems. - Hafiz Ahmed; Rosane Ushirobira; Denis V. Efimov; Wilfrid Perruquetti (ECC, 2015)

Automatic spawning detection in oysters: a fault detection approach. - Hafiz Ahmed; Rosane Ushirobira; Denis V. Efimov; Damien Tran; Mohamedou Sow; Jean-Charles Massabuau (ECC, 2015)

Robust synchronization of genetic oscillators subjected to cell division and common entrainment. - Hafiz Ahmed; Rosane Ushirobira; Denis V. Efimov (ECC, 2016)

Robust Synchronization for Multistable Systems. - Hafiz Ahmed; Rosane Ushirobira; Denis V. Efimov; Wilfrid Perruquetti (IEEE Trans. Autom. Control., 2016)

A Fault Detection Method for Automatic Detection of Spawning in Oysters. - Hafiz Ahmed; Rosane Ushirobira; Denis V. Efimov; Damien Tran; Mohamedou Sow; Laura Payton; Jean-Charles Massabuau (IEEE Trans. Control. Syst. Technol., 2016)

Modeling and synchronization of biological rhythms: from cells to oyster behavior. (Modélisation et synchronisation: des rythmes cellulaires au comportement de l'huître). - Hafiz Ahmed (2016)

Monitoring Biological Rhythms Through the Dynamic Model Identification of an Oyster Population. - Hafiz Ahmed; Rosane Ushirobira; Denis V. Efimov; Damien Tran; Mohamedou Sow; Pierre Ciret; Jean-Charles Massabuau (IEEE Trans. Syst. Man Cybern. Syst., 2017)

Robust Output Tracking Control for Van der Pol Oscillator: A Sliding-Mode Differentiator Approach. - Hafiz Ahmed; Héctor Ríos; Beshah Ayalew; Yongqiang Wang 001 (ACC, 2018)

Second-order sliding-mode differentiators: an experimental comparative analysis using Van der Pol oscillator. - Hafiz Ahmed; Héctor Ríos; Beshah Ayalew; Yongqiang Wang 001 (Int. J. Control, 2018)

Adaptive sliding-mode observer for second order discrete-time MIMO nonlinear systems based on recurrent neural-networks. - Iván Salgado 001; Hafiz Ahmed; Oscar Camacho Nieto; Isaac Chairez 001 (Int. J. Mach. Learn. Cybern., 2019)

Robust Global Synchronization of Brockett Oscillators. - Hafiz Ahmed; Rosane Ushirobira; Denis V. Efimov (IEEE Trans. Control. Netw. Syst., 2019)

Frequency-Locked Loop-Based Estimation of Single-Phase Grid Voltage Parameters. - Hafiz Ahmed; Sid-Ali Amamra; Michael H. Bierhoff (IEEE Trans. Ind. Electron., 2019)

Fast Estimation of Phase and Frequency for Single-Phase Grid Signal. - Hafiz Ahmed; Sid-Ali Amamra; Iván Salgado 001 (IEEE Trans. Ind. Electron., 2019)

Modeling and Tuning of Circular Limit Cycle Oscillator FLL With Preloop Filter. - Miao Lin Pay; Hafiz Ahmed (IEEE Trans. Ind. Electron., 2019)

Adaptive Observer-Based Frequency-Locked Loops for Renewable Energy Systems: A Comparative Analysis. - Hafiz Ahmed; Mohamed Benbouzid 001 (IECON, 2020)

Unbalance and Disturbance Rejection Based Phase Locked Loop for Grid Synchronization. - Ahmed Eltarouty; Mohamed Aboudan; Samet Biricik; Hafiz Ahmed; Mohamed Benbouzid 001 (IECON, 2020)

Coordinate Transformation-Free Observer-Based Adaptive Estimation of Distorted Single-Phase Grid Voltage Signal. - Hafiz Ahmed; Mominul Ahsan; Mohamed Benbouzid 001; Alhussein Albarbar; Mohammad Shahjalal; Samet Biricik (IEEE Access, 2020)

Frequency Adaptive Parameter Estimation of Unbalanced and Distorted Power Grid. - Hafiz Ahmed; Mohamed Benbouzid 001; Mominul Ahsan; Alhussein Albarbar; Mohammad Shahjalal (IEEE Access, 2020)

Robust Gradient Estimator for Unknown Frequency Estimation in Noisy Environment: Application to Grid-Synchronization. - Hafiz Ahmed; Iván Salgado 001; Isaac Chairez 001; Mohamed Benbouzid 001 (IEEE Access, 2020)

Gradient Estimator-Based Amplitude Estimation for Dynamic Mode Atomic Force Microscopy: Small-Signal Modeling and Tuning. - Hafiz Ahmed; Mohamed Benbouzid 001 (Sensors, 2020)

On the Enhancement of Generalized Integrator-Based Adaptive Filter Dynamic Tuning Range. - Hafiz Ahmed; Mohamed Benbouzid 001 (IEEE Trans. Instrum. Meas., 2020)

Multiple Nonlinear Harmonic Oscillator-Based Frequency Estimation for Distorted Grid Voltage. - Hafiz Ahmed; Michael H. Bierhoff; Mohamed Benbouzid 001 (IEEE Trans. Instrum. Meas., 2020)

A Comparative Review of Hand-Eye Calibration Techniques for Vision Guided Robots. - Ikenna Enebuse; Mathias Foo; Babul Salam Ksm Kader Ibrahim; Hafiz Ahmed; Fhon Supmak; Odongo Steven Eyobu (IEEE Access, 2021)

On robust synchronization of nonlinear systems with application to grid integration of renewable energy sources. - Hafiz Ahmed; Rosane Ushirobira; Denis V. Efimov (Annu. Rev. Control., 2021)

Output global oscillatory synchronisation of heterogeneous systems. - Hafiz Ahmed; Rosane Ushirobira; Denis V. Efimov; Leonid M. Fridman; Yongqiang Wang 001 (Int. J. Control, 2021)

Enhanced Frequency Adaptive Demodulation Technique for Grid-Connected Converters. - Hafiz Ahmed; Samet Biricik; Mohamed Benbouzid 001 (IEEE Trans. Ind. Electron., 2021)

Super Twisting Sliding-Mode Control of DVR With Frequency-Adaptive Brockett Oscillator. - Samet Biricik; Hasan Komurcugil; Hafiz Ahmed; Ebrahim Babaei (IEEE Trans. Ind. Electron., 2021)

Linear Kalman Filter-Based Grid Synchronization Technique: An Alternative Implementation. - Hafiz Ahmed; Samet Biricik; Mohamed Benbouzid 001 (IEEE Trans. Ind. Informatics, 2021)

A Simple Frequency Estimator for Power Systems. - Hafiz Ahmed; Rosane Ushirobira; Denis V. Efimov (IEEE Trans. Instrum. Meas., 2021)

Net-Zero Through Small Modular Reactors - Cybersecurity Considerations. - Brian Aamoth; William E. Lee; Hafiz Ahmed (IECON, 2022)

On Biased Harmonic Signal Estimation: Application to Electric Power Grid Monitoring. - Hafiz Ahmed; Rosane Ushirobira; Denis V. Efimov (IEEE Trans. Control. Syst. Technol., 2022)

Enhanced Single-Phase Phase Locked Loop Based on Complex-Coefficient Filter. - Samir Gautam; Weidong Xiao; Hafiz Ahmed; Dylan Dah-Chuan Lu (IEEE Trans. Instrum. Meas., 2022)

A Robust Half-Cycle Single-Phase Prefiltered Open-Loop Frequency Estimator for Fast Tracking of Amplitude and Phase. - Anant Kumar Verma; Pedro Roncero-Sánchez; Hafiz Ahmed; Seifeddine Ben Elghali; Tiago Davi Curi Busarello (IEEE Trans. Instrum. Meas., 2022)

Accuracy Assessment of Hand-Eye Calibration Techniques in Uncertain Environments for Vision Guided Robots. - Ikenna Enebuse; Babul Salam Ksm Kader Ibrahim; Ibrahim Mathias Foo; Ranveer S. Matharu; Hafiz Ahmed (ICM, 2023)

High-Order Delayed Signal Cancellation-Based PLL Under Harmonically Distorted Grid Voltages. - Fehmi Sevilmis; Hulusi Karaca; Hafiz Ahmed (IEEE Trans. Instrum. Meas., 2023)

Enhanced Finite Control Set MPC for Parallel NPC Inverters in Standalone Microgrids with Diverse Load Conditions. - Mohamed Islam Grairia; Riad Toufouti; Larbi Bousbia; Hafiz Ahmed; Mamadou Baïlo Camara (ICSC, 2024)

A Hardware-in-the-Loop Framework for Remote Monitoring of Safety Critical Systems. - Arslan Ahmed; Mert Comert; Hafiz Ahmed (IoT, 2024)

Identifying Security Challenges in the Transition from Traditional to Smart Manufacturing Through IIoT Retrofitting. - Mert Comert; Arslan Ahmed; Hafiz Ahmed (IoT, 2024)

Adaptive High Gain Observer Based MRAS for Sensorless Induction Motor Drives. - Zoheir Tir; Teresa Orlowska-Kowalska; Hafiz Ahmed; Azeddine Houari (IEEE Trans. Ind. Electron., 2024)

A Grid Synchronization PLL With Accurate Extraction Technique of Positive/Negative Sequences and DC-Offset Under Frequency Drift. - Mohamed Mellouli; Mahmoud Hamouda; Hafiz Ahmed; Jaleleddine Ben Hadj Slama; Kamal Al-Haddad (IEEE Trans. Instrum. Meas., 2024)

Novel Finite-Set Synergetic Mode Predictive Control of stand-alone renewable energy systems using LC-Filtered nine-Level Packed E-Cell Inverter. - Abdelbaset Laib; Badreddine Kanouni; Salah Necaibia; Abdelbasset Krama; Zakaria Chedjara; Chun-Lien Su; Hafiz Ahmed (IAS, 2025)

A Combined Multi-Trial Vector-Based Sine Cosine Optimization and Integral Derivative Sliding Mode Control for Photovoltaic Systems Under Partial Shading Conditions. - Salah Necaibia; Abdelbaset Laib; Badreddine Kanouni; Zakaria Chedjara; Abdelbasset Krama; Chun-Lien Su; Hafiz Ahmed (IAS, 2025)

Modified Model-Free Predictive Control for Reliable Operation of Multiple Parallel Grid-Forming Inverters. - Mohamed Islam Grairia; Riad Toufouti; Zakaria M. Salem Elbarbary; Mamadou Baïlo Camara; Abderahmane Abid; Shaik Mohammad Irshad; Hafiz Ahmed (IEEE Access, 2025)

Coordinated Fast Frequency Regulation in Dynamic Virtual Power Plants via Disturbance Estimation. - Saif Ahmad; Seifeddine Ben Elghali; Hafiz Ahmed (CoRR, 2025)