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Grasping objects successfully from a single-view camera is crucial in many robot manipulation tasks. An approach to solve this problem is to leverage simulation to create large datasets of pairs of objects and grasp poses, and then learn a…

Robotics · Computer Science 2024-12-12 Joao Carvalho , An T. Le , Philipp Jahr , Qiao Sun , Julen Urain , Dorothea Koert , Jan Peters

Adapting robot programmes to changes in the environment is a well-known industry problem, and it is the reason why many tedious tasks are not automated in small and medium-sized enterprises (SMEs). A semantic world model of a robot's…

Robotics · Computer Science 2023-03-21 Andreas Wiedholz , Stefanie Wucherer , Simon Dietrich

We present a powerful method to extract per-point semantic class labels from aerialphotogrammetry data. Labeling this kind of data is important for tasks such as environmental modelling, object classification and scene understanding. Unlike…

Computer Vision and Pattern Recognition · Computer Science 2017-05-24 Carlos Becker , Nicolai Häni , Elena Rosinskaya , Emmanuel d'Angelo , Christoph Strecha

Deep learning within the context of point clouds has gained much research interest in recent years mostly due to the promising results that have been achieved on a number of challenging benchmarks, such as 3D shape recognition and scene…

Computer Vision and Pattern Recognition · Computer Science 2018-12-06 Ye Zhu , Sven Ewan Shepstone , Pablo Martínez-Nuevo , Miklas Strøm Kristoffersen , Fabien Moutarde , Zhuang Fu

3D point cloud segmentation has a wide range of applications in areas such as autonomous driving, augmented reality, virtual reality and digital twins. The point cloud data collected in real scenes often contain small objects and categories…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Chade Li , Pengju Zhang , Jiaming Zhang , Yihong Wu

In this paper, we study the problem of task-oriented grasp synthesis from partial point cloud data using an eye-in-hand camera configuration. In task-oriented grasp synthesis, a grasp has to be selected so that the object is not lost during…

Robotics · Computer Science 2023-09-22 Aditya Patankar , Khiem Phi , Dasharadhan Mahalingam , Nilanjan Chakraborty , IV Ramakrishnan

Multi-beam LiDAR sensors, as used on autonomous vehicles and mobile robots, acquire sequences of 3D range scans ("frames"). Each frame covers the scene sparsely, due to limited angular scanning resolution and occlusion. The sparsity…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Shengyu Huang , Zan Gojcic , Jiahui Huang , Andreas Wieser , Konrad Schindler

3D point cloud segmentation aims to assign semantic labels to individual points in a scene for fine-grained spatial understanding. Existing methods typically adopt data augmentation to alleviate the burden of large-scale annotation.…

Computer Vision and Pattern Recognition · Computer Science 2025-07-31 Hongbin Lin , Yifan Jiang , Juangui Xu , Jesse Jiaxi Xu , Yi Lu , Zhengyu Hu , Ying-Cong Chen , Hao Wang

In complex manipulation tasks, e.g., manipulation by pivoting, the motion of the object being manipulated has to satisfy path constraints that can change during the motion. Therefore, a single grasp may not be sufficient for the entire…

Robotics · Computer Science 2025-01-31 Aditya Patankar , Dasharadhan Mahalingam , Nilanjan Chakraborty

The world around us is full of soft objects we perceive and deform with dexterous hand movements. For a robotic hand to control soft objects, it has to acquire online state feedback of the deforming object. While RGB-D cameras can collect…

Computer Vision and Pattern Recognition · Computer Science 2024-03-28 Elham Amin Mansour , Hehui Zheng , Robert K. Katzschmann

Robotic manipulation systems operating in complex environments rely on perception systems that provide information about the geometry (pose and 3D shape) of the objects in the scene along with other semantic information such as object…

Robotics · Computer Science 2023-05-17 Shubham Agrawal , Nikhil Chavan-Dafle , Isaac Kasahara , Selim Engin , Jinwook Huh , Volkan Isler

Autonomous robots that interact with their environment require a detailed semantic scene model. For this, volumetric semantic maps are frequently used. The scene understanding can further be improved by including object-level information in…

Computer Vision and Pattern Recognition · Computer Science 2022-11-22 Julian Hau , Simon Bultmann , Sven Behnke

Grasping of novel objects in pick and place applications is a fundamental and challenging problem in robotics, specifically for complex-shaped objects. It is observed that the well-known strategies like \textit{i}) grasping from the…

Robotics · Computer Science 2020-01-08 Mohit Vohra , Ravi Prakash , Laxmidhar Behera

Environmental information can provide reliable prior information about human motion intent, which can aid the subject with wearable robotics to walk in complex environments. Previous researchers have utilized 1D signal and 2D images to…

Computer Vision and Pattern Recognition · Computer Science 2019-03-22 Kuangen Zhang , Jing Wang , Chenglong Fu

This paper addresses the 3D point cloud reconstruction and 3D pose estimation of the human hand from a single RGB image. To that end, we present a novel pipeline for local and global point cloud reconstruction using a 3D hand template while…

Computer Vision and Pattern Recognition · Computer Science 2021-12-14 Ziwei Yu , Linlin Yang , Shicheng Chen , Angela Yao

Precision grasps with multi-fingered hands are important for precise placement and in-hand manipulation tasks. Searching precision grasps on the object represented by point cloud, is challenging due to the complex object shape,…

Robotics · Computer Science 2019-04-17 Yongxiang Fan , Xinghao Zhu , Masayoshi Tomizuka

Reliable robotic grasping in unstructured environments is a crucial but challenging task. The main problem is to generate the optimal grasp of novel objects from partial noisy observations. This paper presents an end-to-end grasp detection…

Robotics · Computer Science 2021-03-26 Binglei Zhao , Hanbo Zhang , Xuguang Lan , Haoyu Wang , Zhiqiang Tian , Nanning Zheng

Given the prominence of current 3D sensors, a fine-grained analysis on the basic point cloud data is worthy of further investigation. Particularly, real point cloud scenes can intuitively capture complex surroundings in the real world, but…

Computer Vision and Pattern Recognition · Computer Science 2021-04-14 Shi Qiu , Saeed Anwar , Nick Barnes

Sensing the medical scenario can ensure the safety during the surgical operations. So, in this regard, a monitor platform which can obtain the accurate location information of the surgery room is desperately needed. Compared to 2D camera…

Computer Vision and Pattern Recognition · Computer Science 2018-09-06 Ke Wang , Han Song , Jiahui Zhang , Xinran Zhang , Hongen Liao

Recent 3D-based manipulation methods either directly predict the grasp pose using 3D neural networks, or solve the grasp pose using similar objects retrieved from shape databases. However, the former faces generalizability challenges when…

Robotics · Computer Science 2023-10-03 Luobin Wang , Runlin Guo , Quan Vuong , Yuzhe Qin , Hao Su , Henrik Christensen