Wissam Bejjani

ORCID: 0000-0002-6129-2460
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About
Contact & Profiles
Research Areas
  • Robot Manipulation and Learning
  • Reinforcement Learning in Robotics
  • Robotic Path Planning Algorithms
  • Adversarial Robustness in Machine Learning
  • Cancer Diagnosis and Treatment
  • Robotic Locomotion and Control
  • Modular Robots and Swarm Intelligence
  • Advanced Vision and Imaging
  • Multimodal Machine Learning Applications
  • Domain Adaptation and Few-Shot Learning
  • Head and Neck Cancer Studies
  • Formal Methods in Verification
  • Image Processing Techniques and Applications
  • AI-based Problem Solving and Planning
  • Brain Metastases and Treatment
  • Head and Neck Surgical Oncology
  • Reconstructive Surgery and Microvascular Techniques

University of Leeds
2018-2021

Deutsches Zentrum für Luft- und Raumfahrt e. V. (DLR)
2016

We address the manipulation task of retrieving a target object from cluttered shelf. When is hidden, robot must search through clutter for it. Solving this requires reasoning over likely locations object. It also physics multi-object interactions and future occlusions. In work, we present data-driven hybrid planner generating occlusion-aware actions in closed-loop. The explores occluded as predicted by learned distribution observation stream. guided heuristic trained with reinforcement...

10.1109/iros51168.2021.9636230 article EN 2021 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS) 2021-09-27

Manipulation in clutter requires solving complex sequential decision making problems an environment rich with physical interactions. The transfer of motion planning solutions from simulation to the real world, open-loop, suffers inherent uncertainty modelling world physics. We propose interleaving and execution real-time, a closed-loop setting, using Receding Horizon Planner (RHP)for pushing manipulation clutter. In this context, we address problem finding suitable value function based...

10.1109/humanoids.2018.8624977 article EN 2018-11-01

Universal robotic agents are envisaged to perform a wide range of manipulation tasks in everyday environments. A common action observed many household chores is wiping, such as the absorption spilled water with sponge, skimming breadcrumbs off dining table, or collecting shards broken mug using broom. To cope this versatility, have represent on high level abstraction. In work, we propose medium wiping (e.g. water, breadcrumbs, shards) generic particle distribution. This representation...

10.5555/2936924.2937072 article EN Adaptive Agents and Multi-Agents Systems 2016-05-09

Physics-based manipulation in clutter involves complex interaction between multiple objects. In this paper, we consider the problem of learning, from a physics simulator, skills to solve multi-step sequential decision making real world. Our approach has two key properties: (i) ability generalize and transfer (over type, shape, number objects scene) using an abstract image-based representation that enables neural network learn useful features; (ii) perform look-ahead planning image space...

10.1109/iros40897.2019.8967717 article EN 2021 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS) 2019-11-01

Manipulation in clutter requires solving complex sequential decision making problems an environment rich with physical interactions. The transfer of motion planning solutions from simulation to the real world, open-loop, suffers inherent uncertainty modelling world physics. We propose interleaving and execution real-time, a closed-loop setting, using Receding Horizon Planner (RHP) for pushing manipulation clutter. In this context, we address problem finding suitable value function based...

10.48550/arxiv.1803.08100 preprint EN other-oa arXiv (Cornell University) 2018-01-01

Physics-based manipulation in clutter involves complex interaction between multiple objects. In this paper, we consider the problem of learning, from a physics simulator, skills to solve multi-step sequential decision making real world. Our approach has two key properties: (i) ability generalize and transfer (over type, shape, number objects scene) using an abstract image-based representation that enables neural network learn useful features; (ii) perform look-ahead planning image space...

10.48550/arxiv.1904.02223 preprint EN other-oa arXiv (Cornell University) 2019-01-01

We address the manipulation task of retrieving a target object from cluttered shelf. When is hidden, robot must search through clutter for it. Solving this requires reasoning over likely locations object. It also physics multi-object interactions and future occlusions. In work, we present data-driven hybrid planner generating occlusion-aware actions in closed-loop. The explores occluded as predicted by learned distribution observation stream. guided heuristic trained with reinforcement...

10.48550/arxiv.2011.03334 preprint EN other-oa arXiv (Cornell University) 2020-01-01
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