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Grasping by a robot in unstructured environments is deemed a critical challenge because of the requirement for effective adaptation to a wide variation in object geometries, material properties, and other environmental factors. In this…

机器人学 · 计算机科学 2024-11-20 Leonidas Askianakis

Deep Reinforcement Learning (DRL) enables robots to perform some intelligent tasks end-to-end. However, there are still many challenges for long-horizon sparse-reward robotic manipulator tasks. On the one hand, a sparse-reward setting…

机器人学 · 计算机科学 2021-12-07 Guangming Wang , Minjian Xin , Wenhua Wu , Zhe Liu , Hesheng Wang

Transparent objects are common in day-to-day life and hence find many applications that require robot grasping. Many solutions toward object grasping exist for non-transparent objects. However, due to the unique visual properties of…

计算机视觉与模式识别 · 计算机科学 2022-11-16 Hrishikesh Gupta , Stefan Thalhammer , Markus Leitner , Markus Vincze

Classical pixel-based Visual Servoing (VS) approaches offer high accuracy but suffer from a limited convergence area due to optimization nonlinearity. Modern deep learning-based VS methods overcome traditional vision issues but lack…

机器人学 · 计算机科学 2023-10-03 Salar Asayesh , Hossein Sheikhi Darani , Mo chen , Mehran Mehrandezh , Kamal Gupta

High-speed aerial grasping presents significant challenges due to the high demands on precise, responsive flight control and coordinated gripper manipulation. In this work, we propose Swooper, a deep reinforcement learning (DRL) based…

机器人学 · 计算机科学 2026-03-09 Ziken Huang , Xinze Niu , Bowen Chai , Renbiao Jin , Danping Zou

Accurate depth estimation remains an open problem for robotic manipulation; even state of the art techniques including structured light and LiDAR sensors fail on reflective or transparent surfaces. We address this problem by training a…

计算机视觉与模式识别 · 计算机科学 2020-06-17 Ben Goodrich , Alex Kuefler , William D. Richards

In recent years, industrial robots have been installed in various industries to handle advanced manufacturing and high precision tasks. However, further integration of industrial robots is hampered by their limited flexibility, adaptability…

机器人学 · 计算机科学 2020-10-27 Oren Spector , Miriam Zacksenhouse

Grasping moving objects, such as goods on a belt or living animals, is an important but challenging task in robotics. Conventional approaches rely on a set of manually defined object motion patterns for training, resulting in poor…

机器人学 · 计算机科学 2022-03-15 Tianhao Wu , Fangwei Zhong , Yiran Geng , Hongchen Wang , Yongjian Zhu , Yizhou Wang , Hao Dong

Achieving dexterous robotic grasping with multi-fingered hands remains a significant challenge. While existing methods rely on complete 3D scans to predict grasp poses, these approaches face limitations due to the difficulty of acquiring…

Nowadays robots play an increasingly important role in our daily life. In human-centered environments, robots often encounter piles of objects, packed items, or isolated objects. Therefore, a robot must be able to grasp and manipulate…

机器人学 · 计算机科学 2022-10-06 Hamidreza Kasaei , Mohammadreza Kasaei

In this paper, a novel deep reinforcement learning (DRL)-based method is proposed to navigate the robot team through unknown complex environments, where the geometric centroid of the robot team aims to reach the goal position while avoiding…

机器人学 · 计算机科学 2019-07-04 Juntong Lin , Xuyun Yang , Peiwei Zheng , Hui Cheng

This work presents reinforcement learning (RL)-driven data augmentation to improve the generalization of vision-action (VA) models for dexterous grasping. While real-to-sim-to-real frameworks, where a few real demonstrations seed…

机器人学 · 计算机科学 2025-04-28 Atsushi Kanehira , Naoki Wake , Kazuhiro Sasabuchi , Jun Takamatsu , Katsushi Ikeuchi

The use of robotics in controlled environments has flourished over the last several decades and training robots to perform tasks using control strategies developed from dynamical models of their hardware have proven very effective. However,…

机器人学 · 计算机科学 2019-07-16 Zach Dwiel , Madhavun Candadai , Mariano Phielipp

Universal grasping with multi-fingered dexterous hands is a fundamental challenge in robotic manipulation. While recent approaches successfully learn closed-loop grasping policies using reinforcement learning (RL), the inherent difficulty…

机器人学 · 计算机科学 2025-09-29 Haoqi Yuan , Ziye Huang , Ye Wang , Chuan Mao , Chaoyi Xu , Zongqing Lu

In this paper, we propose a map-based end-to-end DRL approach for three-dimensional (3D) obstacle avoidance in a partially observed environment, which is applied to achieve autonomous navigation for an indoor mobile robot using a depth…

机器人学 · 计算机科学 2021-08-16 Yu'an Chen , Guangda Chen , Lifan Pan , Jun Ma , Yu Zhang , Yanyong Zhang , Jianmin Ji

Embodied agents, such as robots and virtual characters, must continuously select actions to execute tasks effectively, solving complex sequential decision-making problems. Given the difficulty of designing such controllers manually,…

机器人学 · 计算机科学 2026-05-18 Pedro Santana

Imitation learning and world models have shown significant promise in advancing generalizable robotic learning, with robotic grasping remaining a critical challenge for achieving precise manipulation. Existing methods often rely heavily on…

机器人学 · 计算机科学 2025-02-06 Yiqi Huang , Travis Davies , Jiahuan Yan , Xiang Chen , Yu Tian , Luhui Hu

Recent advances in deep reinforcement learning (RL) have demonstrated its potential to learn complex robotic manipulation tasks. However, RL still requires the robot to collect a large amount of real-world experience. To address this…

机器人学 · 计算机科学 2020-03-12 Bohan Wu , Feng Xu , Zhanpeng He , Abhi Gupta , Peter K. Allen

Vision-based grasping systems typically adopt an open-loop execution of a planned grasp. This policy can fail due to many reasons, including ubiquitous calibration error. Recovery from a failed grasp is further complicated by visual…

机器人学 · 计算机科学 2019-10-11 Bohan Wu , Iretiayo Akinola , Jacob Varley , Peter Allen

The autonomous control of flippers plays an important role in enhancing the intelligent operation of tracked robots within complex environments. While existing methods mainly rely on hand-crafted control models, in this paper, we introduce…

机器人学 · 计算机科学 2023-06-21 Hainan Pan , Bailiang Chen , Kaihong Huang , Junkai Ren , Xieyuanli Chen , Huimin Lu