Publications by Mohamed Bouri | EPFL Graph Search

Effect of Medication and Freezing of Gait on Rambling and Trembling in Quiet Standing in Individuals With Parkinson's Disease

Background: Individuals with Parkinson's disease (PD) with freezing of gait (FoG) exhibit difficulty with changes in sensory input, indicating a potential sensorimotor integration deficit. Understanding how levodopa impacts balance particularly in FoG, is ...

HUMAN KINETICS PUBL INC2025

Adaptive Negative Damping Control for User-Dependent Multi-Terrain Walking Assistance With a Hip Exoskeleton

Mohamed Bouri, Auke Ijspeert, Giulia Ramella

Hip exoskeletons are known for their versatility in assisting users across varied scenarios. However, current assistive strategies often lack the flexibility to accommodate for individual walking patterns and adapt to diverse locomotion environments. In th ...

IEEE2025

Assessing Balance During Gait with a Lower Limb Exoskeleton

Mohamed Bouri, Auke Ijspeert

Maintaining balance is a critical aspect of human gait, especially for individuals with balance deficiencies. Accurate assessment and monitoring of balance are essential to reduce the risk of falls and improve mobility outcomes. Individuals with balance im ...

Springer Nature Switzerland2025

Walking on the Edge: Brain Connectivity Changes in Response to Virtual Height Challenges

Mohamed Bouri

Virtual reality (VR) environments simulating height offer a unique platform to investigate neural adaptations to emotionally salient contexts during locomotion. These simulations allow for controlled analysis of motor‐cognitive interactions under perceived ...

Wiley2025

Adaptive hip exoskeleton control using heart rate feedback reduces oxygen cost during ecological locomotion

Mohamed Bouri, Auke Ijspeert, Ali Reza Manzoori

Despite their potential, exoskeletons have not reached widespread adoption in daily life, partly due to the challenge of seamlessly adapting assistance across various tasks and environments. Task-specific designs, reliance on complex sensing and extensive ...

Nature Research2025

Automated Selectivity-Driven Algorithm for Transcutaneous Spinal Cord Stimulation

Mohamed Bouri, Solaiman Shokur, Silvestro Micera, Mouhamed Zorkot

Spinal cord injury (SCI) impairs motor function and quality of life. Transcutaneous Spinal Cord Stimulation (tSCS) is a non-invasive method to restore motor function by activating spinal circuits below the lesion. However, its effectiveness is limited by i ...

IEEE2025

ExoRecovery: Push Recovery with a Lower-Limb Exoskeleton Based on Stepping Strategy

Mohamed Bouri, Auke Ijspeert, Milad Shafiee Ashtiani

Balance loss is a significant challenge in lower-limb exoskeleton applications, as it can lead to potential falls, thereby impacting user safety and confidence. We introduce a control framework for omnidirectional recovery step planning by online optimizat ...

Institute of Electrical and Electronics Engineers Inc.2024

Real-Time Locomotion Transitions Detection: Maximizing Performances with Minimal Resources

Mohamed Bouri, Auke Ijspeert

Assistive devices, such as exoskeletons and prostheses, have revolutionized the field of rehabilitation and mobility assistance. Efficiently detecting transitions between different activities, such as walking, stair ascending and descending, and sitting, i ...

Institute of Electrical and Electronics Engineers Inc.2024

Adaptive Feedforward Super-Twisting Sliding Mode Control of Parallel Kinematic Manipulators With Real-Time Experiments

Mohamed Bouri

In this paper, we propose a novel adaptive feedforward super-twisting sliding mode control algorithm to resolve the tracking control problem of parallel manipulators. The proposed control scheme includes three main terms, (i) the standard super-twisting al ...

Institute of Electrical and Electronics Engineers Inc.2024

Novel neuromuscular controllers with simplified muscle model and enhanced reflex modulation: A comparative study in hip exoskeletons

Mohamed Bouri, Auke Ijspeert, Andrea Di Russo, Ali Reza Manzoori, Sara Messara

Neuromuscular controllers (NMCs) offer a promising approach to adaptive and task-invariant control of exoskeletons for walking assistance, leveraging the bioinspired models based on the peripheral nervous system. This article expands on our previous develo ...

CAMBRIDGE UNIV PRESS2024

Evaluation of controllers for augmentative hip exoskeletons and their effects on metabolic cost of walking: explicit versus implicit synchronization

Mohamed Bouri, Auke Ijspeert, Ali Reza Manzoori

Background: Efficient gait assistance by augmentative exoskeletons depends on reliable control strategies. While numerous control methods and their effects on the metabolic cost of walking have been explored in the literature, the use of different exoskele ...

Frontiers Media Sa2024

MOSAIC at the ELT: a unique instrument for the largest ground-based telescope

Mohamed Bouri

MOSAIC is the Multi-Object Spectrograph (MOS) for the 39m Extremely Large Telescope (ELT) of the European Southern Observatory (ESO), with unique capabilities in terms of multiplex, wavelength coverage and spectral resolution.It is a versatile multi-object ...

SPIE2024

Augmenting locomotor perception by remapping tactile foot sensation to the back

Mohamed Bouri, Olaf Blanke, Oliver Alan Kannape, Atena Fadaeijouybari, Selim Jean Habiby Alaoui

Background :Sensory reafferents are crucial to correct our posture and movements, both reflexively and in a cognitively driven manner. They are also integral to developing and maintaining a sense of agency for our actions. In cases of compromised reafferen ...

BioMed Central2024

Can micro-guidewire advancement forces predict clot consistency and location to assist the first-line technique for mechanical thrombectomy?

Mohamed Bouri, Evgenia Vladimirova Roussinova

Background The identification of specific clot characteristics before mechanical thrombectomy (MTB) might allow the selection of the most effective first-line technique, thus potentially improving the procedural outcome. We aimed to evaluate if the microwi ...

Bmj Publishing Group2024

Novel Design and Implementation of a Neuromuscular Controller on a Hip Exoskeleton for Partial Gait Assistance

Mohamed Bouri, Auke Ijspeert, Andrea Di Russo, Ali Reza Manzoori, Sara Messara

Exoskeletons intended for partial assistance of walking should be able to follow the gait pattern of their users, via online adaptive control strategies rather than imposing predefined kinetic or kinematic profiles. NeuroMuscular Controllers (NMCs) are ada ...

2023

TEAM: A Parameter-Free Algorithm to Teach Collaborative Robots Motions from User Demonstrations

Mohamed Bouri, Jianhao Zheng

Learning from demonstrations (LfD) enables humans to easily teach collaborative robots (cobots) new motions that can be generalized to new task configurations without retraining. However, state-of-the-art LfD methods require manually tuning intrinsic param ...

Science and Technology Publications, Lda2023

Enabling four-arm laparoscopic surgery by controlling two robotic assistants via haptic foot interfaces

Mohamed Bouri, Aude Billard, Walid Amanhoud, Jacob Hernandez Sanchez

Robotic surgery is a promising direction to improve surgeons and assistants’ daily life with respect to conventional surgery. In this work, we propose solo laparoscopic surgery in which two robotic arms, controlled via haptic foot interfaces, assist the ta ...

2023

Postural Control in Parkinson’s Disease

Mohamed Bouri, Solaiman Shokur

Balance impairment is a common symptom of Parkinson’s disease (PD), suggesting the reclassification of the PD to a tetrad: rest tremor, rigidity, bradykinesia, and balance impairment. Falling is the most evident symptom of inadequate balance. Falls are exp ...

Springer International Publishing2023

Immediate effect of ankle exoskeleton on spatiotemporal parameters and center of pressure trajectory after stroke

Mohamed Bouri, Solaiman Shokur, Silvestro Micera, Mouhamed Zorkot

Gait impairments is a common condition in post-stroke subjects. We recently presented a wearable ankle exoskeleton called G-Exos, which showed that the device assisted in the ankle's dorsiflexion and inversion/reversion movements. The aim of the current pi ...

IEEE2023

State-Based Versus Time-Based Estimation of the Gait Phase for Hip Exoskeletons in Steady and Transient Walking

Mohamed Bouri, Auke Ijspeert, Ali Reza Manzoori, Tian Ye

The growing demand for online gait phase (GP) estimation, driven by advancements in exoskeletons and prostheses, has prompted numerous approaches in the literature. Some approaches explicitly use time, while others rely on state variables to estimate the G ...

IEEE2023