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Robotic pick and place stands at the heart of autonomous manipulation. When conducted in cluttered or complex environments robots must jointly reason about the selected grasp and desired placement locations to ensure success. While several…

Robotics · Computer Science 2024-02-15 Mohanraj Devendran Shanthi , Tucker Hermans

Object search -- the problem of finding a target object in a cluttered scene -- is essential to solve for many robotics applications in warehouse and household environments. However, cluttered environments entail that objects often occlude…

Robotics · Computer Science 2019-09-06 Andrew Price , Linyi Jin , Dmitry Berenson

Grasp detection in clutter requires the robot to reason about the 3D scene from incomplete and noisy perception. In this work, we draw insight that 3D reconstruction and grasp learning are two intimately connected tasks, both of which…

Robotics · Computer Science 2021-07-22 Zhenyu Jiang , Yifeng Zhu , Maxwell Svetlik , Kuan Fang , Yuke Zhu

Picking an item in the presence of other objects can be challenging as it involves occlusions and partial views. Given object models, one approach is to perform object pose estimation and use the most likely candidate pose per object to…

Robotics · Computer Science 2020-08-12 Rui Wang , Chaitanya Mitash , Shiyang Lu , Daniel Boehm , Kostas E. Bekris

This paper presents a novel garbage pickup robot which operates on the grass. The robot is able to detect the garbage accurately and autonomously by using a deep neural network for garbage recognition. In addition, with the ground…

Computer Vision and Pattern Recognition · Computer Science 2019-05-01 Jinqiang Bai , Shiguo Lian , Zhaoxiang Liu , Kai Wang , Dijun Liu

6D grasping in cluttered scenes is a longstanding problem in robotic manipulation. Open-loop manipulation pipelines may fail due to inaccurate state estimation, while most end-to-end grasping methods have not yet scaled to complex scenes…

Robotics · Computer Science 2022-01-12 Lirui Wang , Xiangyun Meng , Yu Xiang , Dieter Fox

Robotic grasping is an essential and fundamental task and has been studied extensively over the past several decades. Traditional work analyzes physical models of the objects and computes force-closure grasps. Such methods require…

Robotics · Computer Science 2023-05-25 Yuwei Wu , Weixiao Liu , Zhiyang Liu , Gregory S. Chirikjian

Planning motions to grasp an object in cluttered and uncertain environments is a challenging task, particularly when a collision-free trajectory does not exist and objects obstructing the way are required to be carefully grasped and moved…

Robotics · Computer Science 2017-11-28 Muhayyuddin , Mark Moll , Lydia Kavraki , Jan Rosell

Robots that autonomously manipulate objects within warehouses have the potential to shorten the package delivery time and improve the efficiency of the e-commerce industry. In this paper, we present a robotic system that is capable of both…

We focus on the task of unknown object rearrangement, where a robot is supposed to re-configure the objects into a desired goal configuration specified by an RGB-D image. Recent works explore unknown object rearrangement systems by…

Robotics · Computer Science 2025-01-07 Kechun Xu , Zhongxiang Zhou , Jun Wu , Haojian Lu , Rong Xiong , Yue Wang

When operating in unstructured environments such as warehouses, homes, and retail centers, robots are frequently required to interactively search for and retrieve specific objects from cluttered bins, shelves, or tables. Mechanical Search…

In densely cluttered environments, physical interference, visual occlusions, and unstable contacts often cause direct dexterous grasping to fail, while aggressive singulation strategies may compromise safety. Enabling robots to adaptively…

Robotics · Computer Science 2026-03-12 Zixuan Chen , Wenquan Zhang , Jing Fang , Ruiming Zeng , Zhixuan Xu , Yiwen Hou , Xinke Wang , Jieqi Shi , Jing Huo , Yang Gao

Accurate grasping is the key to several robotic tasks including assembly and household robotics. Executing a successful grasp in a cluttered environment requires multiple levels of scene understanding: First, the robot needs to analyze the…

Robotics · Computer Science 2024-05-13 René Zurbrügg , Yifan Liu , Francis Engelmann , Suryansh Kumar , Marco Hutter , Vaishakh Patil , Fisher Yu

Deep learning-based grasp prediction models have become an industry standard for robotic bin-picking systems. To maximize pick success, production environments are often equipped with several end-effector tools that can be swapped…

Robotics · Computer Science 2023-02-17 Khashayar Rohanimanesh , Jake Metzger , William Richards , Aviv Tamar

This paper proposes a novel learning-free three-stage method that predicts grasping poses, enabling robots to pick up and transfer previously unseen objects. Our method first identifies potential structures that can afford the action of…

Robotics · Computer Science 2024-08-14 Wanze Li , Wan Su , Gregory S. Chirikjian

Robot learning provides a number of ways to teach robots simple skills, such as grasping. However, these skills are usually trained in open, clutter-free environments, and therefore would likely cause undesirable collisions in more complex,…

Robotics · Computer Science 2022-12-13 Vitalis Vosylius , Edward Johns

In this paper, a quick and efficient method is presented for grasping unknown objects in clutter. The grasping method relies on real-time superquadric (SQ) representation of partial view objects and incomplete object modelling, well suited…

Robotics · Computer Science 2017-10-06 Abhijit Makhal , Frederico Thomas , Alba Perez Gracia

Transparent objects are prevalent across many environments of interest for dexterous robotic manipulation. Such transparent material leads to considerable uncertainty for robot perception and manipulation, and remains an open challenge for…

Robotics · Computer Science 2019-09-19 Zheming Zhou , Tianyang Pan , Shiyu Wu , Haonan Chang , Odest Chadwicke Jenkins

Skilled robotic manipulation benefits from complex synergies between non-prehensile (e.g. pushing) and prehensile (e.g. grasping) actions: pushing can help rearrange cluttered objects to make space for arms and fingers; likewise, grasping…

Robotics · Computer Science 2018-10-02 Andy Zeng , Shuran Song , Stefan Welker , Johnny Lee , Alberto Rodriguez , Thomas Funkhouser

Deep object pose estimators are notoriously overconfident. A grasping agent that both estimates the 6-DoF pose of a target object and predicts the uncertainty of its own estimate could avoid task failure by choosing not to act under high…

Robotics · Computer Science 2025-06-27 Eric C. Joyce , Qianwen Zhao , Nathaniel Burgdorfer , Long Wang , Philippos Mordohai