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In order to perform autonomous sequential manipulation tasks, perception in cluttered scenes remains a critical challenge for robots. In this paper, we propose a probabilistic approach for robust sequential scene estimation and manipulation…

Robotics · Computer Science 2017-03-23 Zhiqiang Sui , Zheming Zhou , Zhen Zeng , Odest Chadwicke Jenkins

The choice of a grasp plays a critical role in the success of downstream manipulation tasks. Consider a task of placing an object in a cluttered scene; the majority of possible grasps may not be suitable for the desired placement. In this…

Robotics · Computer Science 2023-04-11 Zhanpeng He , Nikhil Chavan-Dafle , Jinwook Huh , Shuran Song , Volkan Isler

This work presents a novel active visuo-tactile based framework for robotic systems to accurately estimate pose of objects in dense cluttered environments. The scene representation is derived using a novel declutter graph (DG) which…

Object transportation could be a challenging problem for a single robot due to the oversize and/or overweight issues. A multi-robot system can take the advantage of increased driving power and more flexible configuration to solve such a…

Robotics · Computer Science 2020-07-21 Lin Zhang , Hao Xiong , Ou Ma , Zhaokui Wang

Relationships among objects play a crucial role in image understanding. Despite the great success of deep learning techniques in recognizing individual objects, reasoning about the relationships among objects remains a challenging task.…

Computer Vision and Pattern Recognition · Computer Science 2017-04-13 Bo Dai , Yuqi Zhang , Dahua Lin

Autonomous robotic grasping plays an important role in intelligent robotics. However, how to help the robot grasp specific objects in object stacking scenes is still an open problem, because there are two main challenges for autonomous…

Robotics · Computer Science 2019-03-05 Hanbo Zhang , Xuguang Lan , Site Bai , Lipeng Wan , Chenjie Yang , Nanning Zheng

In this paper, a novel robotic grasping system is established to automatically pick up objects in cluttered scenes. A composite robotic hand composed of a suction cup and a gripper is designed for grasping the object stably. The suction cup…

Robotics · Computer Science 2023-02-22 Yuhong Deng , Xiaofeng Guo , Yixuan Wei , Kai Lu , Bin Fang , Di Guo , Huaping Liu , Fuchun Sun

A significant challenge for real-world robotic manipulation is the effective 6DoF grasping of objects in cluttered scenes from any single viewpoint without the need for additional scene exploration. This work reinterprets grasping as…

Robotics · Computer Science 2024-05-30 Snehal Jauhri , Ishikaa Lunawat , Georgia Chalvatzaki

Physics-based manipulation in clutter involves complex interaction between multiple objects. In this paper, we consider the problem of learning, from interaction in a physics simulator, manipulation skills to solve this multi-step…

Robotics · Computer Science 2019-07-29 Wissam Bejjani , Mehmet R. Dogar , Matteo Leonetti

We propose a novel object localization methodology with the purpose of boosting the localization accuracy of state-of-the-art object detection systems. Our model, given a search region, aims at returning the bounding box of an object of…

Computer Vision and Pattern Recognition · Computer Science 2016-04-08 Spyros Gidaris , Nikos Komodakis

It has been well recognized that modeling object-to-object relations would be helpful for object detection. Nevertheless, the problem is not trivial especially when exploring the interactions between objects to boost video object detectors.…

Computer Vision and Pattern Recognition · Computer Science 2019-08-27 Jiajun Deng , Yingwei Pan , Ting Yao , Wengang Zhou , Houqiang Li , Tao Mei

Capturing scene dynamics and predicting the future scene state is challenging but essential for robotic manipulation tasks, especially when the scene contains both rigid and deformable objects. In this work, we contribute a simulation…

Robotics · Computer Science 2021-03-05 Zehang Weng , Fabian Paus , Anastasiia Varava , Hang Yin , Tamim Asfour , Danica Kragic

A particular type of assistive robots designed for physical interaction with objects could play an important role assisting with mobility and fall prevention in healthcare facilities. Autonomous mobile manipulation presents a hurdle prior…

Robotics · Computer Science 2020-11-12 Roya Sabbagh Novin , Amir Yazdani , Andrew Merryweather , Tucker Hermans

In this study, the influence of objects is investigated in the scenario of human action recognition with large number of classes. We hypothesize that the objects the humans are interacting will have good say in determining the action being…

Computer Vision and Pattern Recognition · Computer Science 2015-12-25 O. V. Ramana Murthy , Roland Goecke

This paper presents a robotic pick-and-place system that is capable of grasping and recognizing both known and novel objects in cluttered environments. The key new feature of the system is that it handles a wide range of object categories…

Grasping specific objects in complex and irregularly stacked scenes is still challenging for robotics. Because the robot is not only required to identify the object's grasping posture but also needs to reason the manipulation relationship…

Robotics · Computer Science 2023-05-24 Mingshuai Dong , Yuxuan Bai , Shimin Wei , Xiuli Yu

Creating mobile robots which are able to find and manipulate objects in large environments is an active topic of research. These robots not only need to be capable of searching for specific objects but also to estimate their poses often…

Robotics · Computer Science 2022-03-09 Jascha Hellwig , Mark Baierl , Joao Carvalho , Julen Urain , Jan Peters

Robots in the real world frequently come across identical objects in dense clutter. When evaluating grasp poses in these scenarios, a target-driven grasping system requires knowledge of spatial relations between scene objects (e.g.,…

Robotics · Computer Science 2022-03-03 Xibai Lou , Yang Yang , Changhyun Choi

In this work, we focus on addressing the long-horizon manipulation tasks in densely cluttered scenes. Such tasks require policies to effectively manage severe occlusions among objects and continually produce actions based on visual…

Robotics · Computer Science 2023-12-06 Hecheng Wang , Lizhe Qi , Bin Fang , Yunquan Sun

Outdoor 3D object detection has played an essential role in the environment perception of autonomous driving. In complicated traffic situations, precise object recognition provides indispensable information for prediction and planning in…

Computer Vision and Pattern Recognition · Computer Science 2023-02-28 Xihao Wang , Jiaming Lei , Hai Lan , Arafat Al-Jawari , Xian Wei