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Picking cluttered general objects is a challenging task due to the complex geometries and various stacking configurations. Many prior works utilize pose estimation for picking, but pose estimation is difficult on cluttered objects. In this…

Robotics · Computer Science 2023-04-21 Hoang-Giang Cao , Weihao Zeng , I-Chen Wu

This paper proposes a iterative visual recognition system for learning based randomized bin-picking. Since the configuration on randomly stacked objects while executing the current picking trial is just partially different from the…

Robotics · Computer Science 2016-08-02 Kensuke Harada , Weiwei Wan , Tokuo Tsuji , Kohei Kikuchi , Kazuyuki Nagata , Hiromu Onda

This paper proposes a novel method for randomized bin-picking based on learning. When a two-fingered gripper tries to pick an object from the pile, a finger often contacts a neighboring object. Even if a finger contacts a neighboring…

Robotics · Computer Science 2016-07-12 Kensuke Harada , Weiwei Wan , Tokuo Tsuji , Kohei Kikuchi , Kazuyuki Nagata , Hiromu Onda

Segmentation and tracking of unseen object instances in discrete frames pose a significant challenge in dynamic industrial robotic contexts, such as distribution warehouses. Here, robots must handle object rearrangement, including shifting,…

Robotics · Computer Science 2023-11-07 Yi Li , Muru Zhang , Markus Grotz , Kaichun Mo , Dieter Fox

This work demonstrates how autonomously learning aspects of robotic operation from sparsely-labeled, real-world data of deployed, engineered solutions at industrial scale can provide with solutions that achieve improved performance.…

Dense collections of movable objects are common in everyday spaces-from cabinets in a home to shelves in a warehouse. Safely retracting objects from such collections is difficult for robots, yet people do it frequently, leveraging learned…

Robotics · Computer Science 2025-12-02 Dane Brouwer , Joshua Citron , Heather Nolte , Jeannette Bohg , Mark Cutkosky

Grasping objects in cluttered environments remains a fundamental yet challenging problem in robotic manipulation. While prior works have explored learning-based synergies between pushing and grasping for two-fingered grippers, few have…

Robotics · Computer Science 2025-10-28 Lixin Xu , Zixuan Liu , Zhewei Gui , Jingxiang Guo , Zeyu Jiang , Tongzhou Zhang , Zhixuan Xu , Chongkai Gao , Lin Shao

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…

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

We achieved contact-rich flexible object manipulation, which was difficult to control with vision alone. In the unzipping task we chose as a validation task, the gripper grasps the puller, which hides the bag state such as the direction and…

Robotics · Computer Science 2022-05-11 Hideyuki Ichiwara , Hiroshi Ito , Kenjiro Yamamoto , Hiroki Mori , Tetsuya Ogata

Many possible fields of application of robots in real world settings hinge on the ability of robots to grasp objects. As a result, robot grasping has been an active field of research for many years. With our publication we contribute to the…

Robotics · Computer Science 2021-11-03 Zohar Feldman , Hanna Ziesche , Ngo Anh Vien , Dotan Di Castro

Extracting a known target object from a pile of other objects in a cluttered environment is a challenging robotic manipulation task encountered in many robotic applications. In such conditions, the target object touches or is covered by…

Robotics · Computer Science 2020-02-28 Iason Sarantopoulos , Marios Kiatos , Zoe Doulgeri , Sotiris Malassiotis

Knotting plastic bags is a common task in daily life, yet it is challenging for robots due to the bags' infinite degrees of freedom and complex physical dynamics. Existing methods often struggle in generalization to unseen bag instances or…

Robotics · Computer Science 2026-03-10 Jiayuan Zhang , Ruihai Wu , Haojun Chen , Yuran Wang , Yifan Zhong , Ceyao Zhang , Yaodong Yang , Yuanpei Chen

We introduce a practical robotics solution for the task of heterogeneous bagging, requiring the placement of multiple rigid and deformable objects into a deformable bag. This is a difficult task as it features complex interactions between…

Robotic grasping is facing a variety of real-world uncertainties caused by non-static object states, unknown object properties, and cluttered object arrangements. The difficulty of grasping increases with the presence of more uncertainties,…

Robotics · Computer Science 2025-09-10 Hao Chen , Takuya Kiyokawa , Weiwei Wan , Kensuke Harada

Instance segmentation with unseen objects is a challenging problem in unstructured environments. To solve this problem, we propose a robot learning approach to actively interact with novel objects and collect each object's training label…

Robotics · Computer Science 2022-07-22 Houjian Yu , Changhyun Choi

This paper proposes a novel bin picking framework, two-stage grasping, aiming at precise grasping of cluttered small objects. Object density estimation and rough grasping are conducted in the first stage. Fine segmentation, detection,…

Robotics · Computer Science 2023-05-09 Hanwen Cao , Jianshu Zhou , Junda Huang , Yichuan Li , Ng Cheng Meng , Rui Cao , Qi Dou , Yunhui Liu

The ability of robots to grasp novel objects has industry applications in e-commerce order fulfillment and home service. Data-driven grasping policies have achieved success in learning general strategies for grasping arbitrary objects.…

Robotics · Computer Science 2020-11-12 Han Yu Li , Michael Danielczuk , Ashwin Balakrishna , Vishal Satish , Ken Goldberg

Existing grasp prediction approaches are mostly based on offline learning, while, ignoring the exploratory grasp learning during online adaptation to new picking scenarios, i.e., objects that are unseen or out-of-domain (OOD), camera and…

Comprehension of spoken natural language is an essential component for robots to communicate with human effectively. However, handling unconstrained spoken instructions is challenging due to (1) complex structures including a wide variety…