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It is widely accepted that reasoning about object shape is important for object recognition. However, the most powerful object recognition methods today do not explicitly make use of object shape during learning. In this work, motivated by…

Computer Vision and Pattern Recognition · Computer Science 2021-06-22 Stefan Stojanov , Anh Thai , James M. Rehg

Most of existing category-level object pose estimation methods devote to learning the object category information from point cloud modality. However, the scale of 3D datasets is limited due to the high cost of 3D data collection and…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Xiao Lin , Minghao Zhu , Ronghao Dang , Guangliang Zhou , Shaolong Shu , Feng Lin , Chengju Liu , Qijun Chen

3D object pose estimation is a challenging task. Previous works always require thousands of object images with annotated poses for learning the 3D pose correspondence, which is laborious and time-consuming for labeling. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Fengrui Tian , Yaoyao Liu , Adam Kortylewski , Yueqi Duan , Shaoyi Du , Alan Yuille , Angtian Wang

Visual object localization is the key step in a series of object detection tasks. In the literature, high localization accuracy is achieved with the mainstream strongly supervised frameworks. However, such methods require object-level…

Computer Vision and Pattern Recognition · Computer Science 2021-08-10 Yi-Geng Hong , Hui-Chu Xiao , Wan-Lei Zhao

We present a novel approach for relocalization or place recognition, a fundamental problem to be solved in many robotics, automation, and AR applications. Rather than relying on often unstable appearance information, we consider a situation…

Robotics · Computer Science 2022-08-30 Lan Hu , Zhongwei Luo , Runze Yuan , Yuchen Cao , Jiaxin Wei , Kai Wangand Laurent Kneip

We propose a technique to train semantic part-based models of object classes from Google Images. Our models encompass the appearance of parts and their spatial arrangement on the object, specific to each viewpoint. We learn these rich…

Computer Vision and Pattern Recognition · Computer Science 2018-05-15 Davide Modolo , Vittorio Ferrari

We propose Co-op, a novel method for accurately and robustly estimating the 6DoF pose of objects unseen during training from a single RGB image. Our method requires only the CAD model of the target object and can precisely estimate its pose…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Sungphill Moon , Hyeontae Son , Dongcheol Hur , Sangwook Kim

An explainable machine learning method for point cloud classification, called the PointHop method, is proposed in this work. The PointHop method consists of two stages: 1) local-to-global attribute building through iterative one-hop…

Computer Vision and Pattern Recognition · Computer Science 2020-05-26 Min Zhang , Haoxuan You , Pranav Kadam , Shan Liu , C. -C. Jay Kuo

Generative 3D part assembly involves understanding part relationships and predicting their 6-DoF poses for assembling a realistic 3D shape. Prior work often focus on the geometry of individual parts, neglecting part-whole hierarchies of…

Computer Vision and Pattern Recognition · Computer Science 2024-03-28 Bi'an Du , Xiang Gao , Wei Hu , Renjie Liao

This paper presents a novel set of algorithms for heap abstraction, identifying logically related regions of the heap. The targeted regions include objects that are part of the same component structure (recursive data structure). The result…

Logic in Computer Science · Computer Science 2012-12-21 Mohamed A. El-Zawawy

Robot grasp typically follows five stages: object detection, object localisation, object pose estimation, grasp pose estimation, and grasp planning. We focus on object pose estimation. Our approach relies on three pieces of information:…

Computer Vision and Pattern Recognition · Computer Science 2023-11-16 Sujal Vijayaraghavan , Redwan Alqasemi , Rajiv Dubey , Sudeep Sarkar

Parts represent a basic unit of geometric and semantic similarity across different objects. We argue that part knowledge should be composable beyond the observed object classes. Towards this, we present 3D Compositional Zero-shot Learning…

Computer Vision and Pattern Recognition · Computer Science 2022-04-18 Muhammad Ferjad Naeem , Evin Pınar Örnek , Yongqin Xian , Luc Van Gool , Federico Tombari

Autonomous robots enjoy a wide popularity nowadays and have been applied in many applications, such as home security, entertainment, delivery, navigation and guidance. It is vital to robots to track objects accurately in these applications,…

Computer Vision and Pattern Recognition · Computer Science 2016-08-11 Mengmeng Wang , Yong Liu

Multi-frame human pose estimation has long been a compelling and fundamental problem in computer vision. This task is challenging due to fast motion and pose occlusion that frequently occur in videos. State-of-the-art methods strive to…

Computer Vision and Pattern Recognition · Computer Science 2022-04-05 Zhenguang Liu , Runyang Feng , Haoming Chen , Shuang Wu , Yixing Gao , Yunjun Gao , Xiang Wang

Object pose estimation is a fundamental computer vision problem with broad applications in augmented reality and robotics. Over the past decade, deep learning models, due to their superior accuracy and robustness, have increasingly…

Computer Vision and Pattern Recognition · Computer Science 2026-02-11 Jian Liu , Wei Sun , Hui Yang , Zhiwen Zeng , Chongpei Liu , Jin Zheng , Xingyu Liu , Hossein Rahmani , Nicu Sebe , Ajmal Mian

The PointHop method was recently proposed by Zhang et al. for 3D point cloud classification with unsupervised feature extraction. It has an extremely low training complexity while achieving state-of-the-art classification performance. In…

Computer Vision and Pattern Recognition · Computer Science 2020-05-26 Min Zhang , Yifan Wang , Pranav Kadam , Shan Liu , C. -C. Jay Kuo

Given a set of images containing objects from the same category, the task of image co-localization is to identify and localize each instance. This paper shows that this problem can be solved by a simple but intriguing idea, that is, a…

Computer Vision and Pattern Recognition · Computer Science 2016-07-26 Yao Li , Linqiao Liu , Chunhua Shen , Anton van den Hengel

This paper studies the task of any objects grasping from the known categories by free-form language instructions. This task demands the technique in computer vision, natural language processing, and robotics. We bring these disciplines…

Robotics · Computer Science 2022-05-10 Chilam Cheang , Haitao Lin , Yanwei Fu , Xiangyang Xue

Understanding objects in terms of their individual parts is important, because it enables a precise understanding of the objects' geometrical structure, and enhances object recognition when the object is seen in a novel pose or under…

Computer Vision and Pattern Recognition · Computer Science 2020-12-02 Mengqi Guo , Yutong Bai , Zhishuai Zhang , Adam Kortylewski , Alan Yuille

Recent Multiple Object Tracking (MOT) methods have gradually attempted to integrate object detection and instance re-identification (Re-ID) into a united network to form a one-stage solution. Typically, these methods use two separated…

Computer Vision and Pattern Recognition · Computer Science 2021-01-07 Fan Wang , Lei Luo , En Zhu , Siwei Wang , Jun Long