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We present an interpretable deep model for fine-grained visual recognition. At the core of our method lies the integration of region-based part discovery and attribution within a deep neural network. Our model is trained using image-level…

Computer Vision and Pattern Recognition · Computer Science 2020-05-22 Zixuan Huang , Yin Li

Category-level articulated object pose estimation aims to estimate a hierarchy of articulation-aware object poses of an unseen articulated object from a known category. To reduce the heavy annotations needed for supervised learning methods,…

Computer Vision and Pattern Recognition · Computer Science 2023-03-01 Xueyi Liu , Ji Zhang , Ruizhen Hu , Haibin Huang , He Wang , Li Yi

Simulation modeling of robots, objects, and environments is the backbone for all model-based control and learning. It is leveraged broadly across dynamic programming and model-predictive control, as well as data generation for imitation,…

Robotics · Computer Science 2022-01-19 Fei Liu , Mingen Li , Jingpei Lu , Entong Su , Michael C. Yip

Active learning for object detection is conventionally achieved by applying techniques developed for classification in a way that aggregates individual detections into image-level selection criteria. This is typically coupled with the…

Computer Vision and Pattern Recognition · Computer Science 2022-01-19 Michael Laielli , Giscard Biamby , Dian Chen , Ritwik Gupta , Adam Loeffler , Phat Dat Nguyen , Ross Luo , Trevor Darrell , Sayna Ebrahimi

Accurate classification of objects in 3D point clouds is a significant problem in several applications, such as autonomous navigation and augmented/virtual reality scenarios, which has become a research hot spot. In this paper, we presented…

Computer Vision and Pattern Recognition · Computer Science 2024-03-29 Ramin Mousa , Mitra Khezli , Mohamadreza Azadi , Vahid Nikoofard , Saba Hesaraki

Simulation is a central tool for scalable robot learning, but its effectiveness depends on the quality of object assets. While modern 3D datasets provide rich geometric and kinematic representations, they typically lack the physical…

Robotics · Computer Science 2026-05-20 Anh-Quan Pham

This paper presents a new technique for learning category-level manipulation from raw RGB-D videos of task demonstrations, with no manual labels or annotations. Category-level learning aims to acquire skills that can be generalized to new…

Robotics · Computer Science 2022-09-15 Junchi Liang , Abdeslam Boularias

Intelligent robots require object-level scene understanding to reason about possible tasks and interactions with the environment. Moreover, many perception tasks such as scene reconstruction, image retrieval, or place recognition can…

Computer Vision and Pattern Recognition · Computer Science 2023-05-05 Cathrin Elich , Iro Armeni , Martin R. Oswald , Marc Pollefeys , Joerg Stueckler

For most industrial bin picking solutions, the pose of a workpiece is localized by matching a CAD model to point cloud obtained from 3D sensor. Distinguishing flat workpieces from bottom of the bin in point cloud imposes challenges in the…

Computer Vision and Pattern Recognition · Computer Science 2019-09-10 Muhammad Usman Khalid , Janik M. Hager , Werner Kraus , Marco F. Huber , Marc Toussaint

Many manipulation tasks, such as placement or within-hand manipulation, require the object's pose relative to a robot hand. The task is difficult when the hand significantly occludes the object. It is especially hard for adaptive hands, for…

Robotics · Computer Science 2021-12-20 Bowen Wen , Chaitanya Mitash , Sruthi Soorian , Andrew Kimmel , Avishai Sintov , Kostas E. Bekris

In order to manipulate a deformable object, such as rope or cloth, in unstructured environments, robots need a way to estimate its current shape. However, tracking the shape of a deformable object can be challenging because of the object's…

Robotics · Computer Science 2020-11-03 Yixuan Wang , Dale McConachie , Dmitry Berenson

Both, robot and hand-eye calibration haven been object to research for decades. While current approaches manage to precisely and robustly identify the parameters of a robot's kinematic model, they still rely on external devices, such as…

Robotics · Computer Science 2022-06-08 Arne Peters

This paper presents a data-efficient approach to learning transferable forward models for robotic push manipulation. Our approach extends our previous work on contact-based predictors by leveraging information on the pushed object's local…

Robotics · Computer Science 2019-05-10 Jochen Stüber , Marek Kopicki , Claudio Zito

In this paper we tackle the problem of deformable object manipulation through model-free visual reinforcement learning (RL). In order to circumvent the sample inefficiency of RL, we propose two key ideas that accelerate learning. First, we…

Robotics · Computer Science 2020-03-04 Yilin Wu , Wilson Yan , Thanard Kurutach , Lerrel Pinto , Pieter Abbeel

We propose a novel unsupervised method to learn the pose and part-segmentation of articulated objects with rigid parts. Given two observations of an object in different articulation states, our method learns the geometry and appearance of…

Computer Vision and Pattern Recognition · Computer Science 2024-06-25 Jianning Deng , Kartic Subr , Hakan Bilen

Robots working in human environments often encounter a wide range of articulated objects, such as tools, cabinets, and other jointed objects. Such articulated objects can take an infinite number of possible poses, as a point in a…

Robotics · Computer Science 2018-12-11 Karthik Desingh , Shiyang Lu , Anthony Opipari , Odest Chadwicke Jenkins

Skeletonization is a powerful tool for shape analysis, rooted in the inherent instinct to understand an object's morphology. It has found applications across various domains, including robotics. Although skeletonization algorithms have been…

Computer Vision and Pattern Recognition · Computer Science 2025-04-02 Qingmeng Wen , Yu-Kun Lai , Ze Ji , Seyed Amir Tafrishi

In this work, we tackle the problem of category-level online pose tracking of objects from point cloud sequences. For the first time, we propose a unified framework that can handle 9DoF pose tracking for novel rigid object instances as well…

Computer Vision and Pattern Recognition · Computer Science 2021-10-22 Yijia Weng , He Wang , Qiang Zhou , Yuzhe Qin , Yueqi Duan , Qingnan Fan , Baoquan Chen , Hao Su , Leonidas J. Guibas

Text-to-point-cloud cross-modal localization is an emerging vision-language task critical for future robot-human collaboration. It seeks to localize a position from a city-scale point cloud scene based on a few natural language…

Computer Vision and Pattern Recognition · Computer Science 2024-04-30 Lichao Wang , Zhihao Yuan , Jinke Ren , Shuguang Cui , Zhen Li

Object recognition is an essential capability when performing various tasks. Humans naturally use either or both visual and tactile perception to extract object class and properties. Typical approaches for robots, however, require complex…

Robotics · Computer Science 2024-01-18 Avishai Sintov , Inbar Ben-David