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Affordance detection and pose estimation are of great importance in many robotic applications. Their combination helps the robot gain an enhanced manipulation capability, in which the generated pose can facilitate the corresponding…

Robotics · Computer Science 2023-09-21 Toan Nguyen , Minh Nhat Vu , Baoru Huang , Tuan Van Vo , Vy Truong , Ngan Le , Thieu Vo , Bac Le , Anh Nguyen

Point cloud processing and 3D shape understanding are very challenging tasks for which deep learning techniques have demonstrated great potentials. Still further progresses are essential to allow artificial intelligent agents to interact…

Computer Vision and Pattern Recognition · Computer Science 2020-04-17 Antonio Alliegro , Davide Boscaini , Tatiana Tommasi

Neural networks are often regarded as universal equations that can estimate any function. This flexibility, however, comes with the drawback of high complexity, rendering these networks into black box models, which is especially relevant in…

Robotics · Computer Science 2025-06-24 Al-Harith Farhad , Khalil Abuibaid , Christiane Plociennik , Achim Wagner , Martin Ruskowski

This paper introduces a novel approach for the grasping and precise placement of various known rigid objects using multiple grippers within highly cluttered scenes. Using a single depth image of the scene, our method estimates multiple 6D…

Though a number of point cloud learning methods have been proposed to handle unordered points, most of them are supervised and require labels for training. By contrast, unsupervised learning of point cloud data has received much less…

Computer Vision and Pattern Recognition · Computer Science 2023-01-25 Jincen Jiang , Xuequan Lu , Wanli Ouyang , Meili Wang

End-to-end self-supervised models have been proposed for estimating the success of future candidate grasps and video predictive models for generating future observations. However, none have yet studied these two strategies side-by-side for…

Robotics · Computer Science 2024-03-14 Daniel Fernandes Gomes , Wenxuan Mou , Paolo Paoletti , Shan Luo

Manually annotating complex scene point cloud datasets is both costly and error-prone. To reduce the reliance on labeled data, a new model called SnapshotNet is proposed as a self-supervised feature learning approach, which directly works…

Computer Vision and Pattern Recognition · Computer Science 2022-01-14 Xingye Li , Ling Zhang , Zhigang Zhu

Intelligent Object manipulation for grasping is a challenging problem for robots. Unlike robots, humans almost immediately know how to manipulate objects for grasping due to learning over the years. A grown woman can grasp objects more…

Machine Learning · Computer Science 2020-01-16 Priya Shukla , Hitesh Kumar , G. C. Nandi

Accurate 3D object detection in LiDAR point clouds is crucial for autonomous driving systems. To achieve state-of-the-art performance, the supervised training of detectors requires large amounts of human-annotated data, which is expensive…

Computer Vision and Pattern Recognition · Computer Science 2024-08-08 Christian Fruhwirth-Reisinger , Wei Lin , Dušan Malić , Horst Bischof , Horst Possegger

3D shape completion for real data is important but challenging, since partial point clouds acquired by real-world sensors are usually sparse, noisy and unaligned. Different from previous methods, we address the problem of learning 3D…

Computer Vision and Pattern Recognition · Computer Science 2020-08-21 Jiayuan Gu , Wei-Chiu Ma , Sivabalan Manivasagam , Wenyuan Zeng , Zihao Wang , Yuwen Xiong , Hao Su , Raquel Urtasun

Surgical knot tying is one of the most fundamental and important procedures in surgery, and a high-quality knot can significantly benefit the postoperative recovery of the patient. However, a longtime operation may easily cause fatigue to…

Robotics · Computer Science 2020-07-03 Bo Lu , Wei Chen , Yue-Ming Jin , Dandan Zhang , Qi Dou , Henry K. Chu , Pheng-Ann Heng , Yun-Hui Liu

We describe a learning-based approach to hand-eye coordination for robotic grasping from monocular images. To learn hand-eye coordination for grasping, we trained a large convolutional neural network to predict the probability that…

Machine Learning · Computer Science 2016-08-30 Sergey Levine , Peter Pastor , Alex Krizhevsky , Deirdre Quillen

Dexterous robotic manipulation remains a longstanding challenge in robotics due to the high dimensionality of control spaces and the semantic complexity of object interaction. In this paper, we propose an object affordance-guided…

In robotic fruit picking applications, managing object occlusion in unstructured settings poses a substantial challenge for designing grasping algorithms. Using strawberry harvesting as a case study, we present an end-to-end framework for…

Robotics · Computer Science 2025-06-18 Ali Abouzeid , Malak Mansour , Chengsong Hu , Dezhen Song

In agricultural automation, inherent occlusion presents a major challenge for robotic harvesting. We propose a novel imitation learning-based viewpoint planning approach to actively adjust camera viewpoint and capture unobstructed images of…

Robotics · Computer Science 2025-03-14 Lun Li , Hamidreza Kasaei

Pre-training on large-scale unlabeled datasets contribute to the model achieving powerful performance on 3D vision tasks, especially when annotations are limited. However, existing rendering-based self-supervised frameworks are…

Computer Vision and Pattern Recognition · Computer Science 2024-12-02 Hao Liu , Minglin Chen , Yanni Ma , Haihong Xiao , Ying He

Self-supervised learning (SSL) has the potential to benefit many applications, particularly those where manually annotating data is cumbersome. One such situation is the semantic segmentation of point clouds. In this context, existing…

Computer Vision and Pattern Recognition · Computer Science 2023-03-30 Yanhao Wu , Tong Zhang , Wei Ke , Sabine Süsstrunk , Mathieu Salzmann

Reducing the quantity of annotations required for supervised training is vital when labels are scarce and costly. This reduction is particularly important for semantic segmentation tasks involving 3D datasets, which are often significantly…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Andrej Janda , Brandon Wagstaff , Edwin G. Ng , Jonathan Kelly

Part mobility analysis is a significant aspect required to achieve a functional understanding of 3D objects. It would be natural to obtain part mobility from the continuous part motion of 3D objects. In this study, we introduce a…

Computer Vision and Pattern Recognition · Computer Science 2021-03-03 Yahao Shi , Xinyu Cao , Bin Zhou

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