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Related papers: Object Re-Identification from Point Clouds

200 papers

Person re-identification (ReID) plays a pivotal role in computer vision, particularly in surveillance and security applications within IoT-enabled smart environments. This study introduces the Enhanced Pedestrian Alignment Network (EPAN),…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Zhiyang Jia , Hongyan Cui , Ge Gao , Bo Li , Minjie Zhang , Zishuo Gao , Huiwen Huang , Caisheng Zhuo

In this study, we present an analysis of model-based ensemble learning for 3D point-cloud object classification and detection. An ensemble of multiple model instances is known to outperform a single model instance, but there is little study…

Computer Vision and Pattern Recognition · Computer Science 2019-05-24 Daniel Koguciuk , Łukasz Chechliński , Tarek El-Gaaly

Person re-identification (ReID) across aerial and ground views at extreme far distances introduces a distinct operating regime where severe resolution degradation, extreme viewpoint changes, unstable motion cues, and clothing variation…

Point cloud analysis is attracting attention from Artificial Intelligence research since it can be widely used in applications such as robotics, Augmented Reality, self-driving. However, it is always challenging due to irregularities,…

Computer Vision and Pattern Recognition · Computer Science 2020-11-18 Shi Qiu , Saeed Anwar , Nick Barnes

We consider the problem of object recognition in 3D using an ensemble of attribute-based classifiers. We propose two new concepts to improve classification in practical situations, and show their implementation in an approach implemented…

Computer Vision and Pattern Recognition · Computer Science 2016-10-25 Wentao Luan , Yezhou Yang , Cornelia Fermuller , John Baras

In this work, we study 3D object detection from RGB-D data in both indoor and outdoor scenes. While previous methods focus on images or 3D voxels, often obscuring natural 3D patterns and invariances of 3D data, we directly operate on raw…

Computer Vision and Pattern Recognition · Computer Science 2018-04-16 Charles R. Qi , Wei Liu , Chenxia Wu , Hao Su , Leonidas J. Guibas

Despite significant progress in image-based 3D scene flow estimation, the performance of such approaches has not yet reached the fidelity required by many applications. Simultaneously, these applications are often not restricted to…

Computer Vision and Pattern Recognition · Computer Science 2019-01-08 Aseem Behl , Despoina Paschalidou , Simon Donné , Andreas Geiger

Person Re-Identification (ReID) aims to retrieve relevant individuals in non-overlapping camera images and has a wide range of applications in the field of public safety. In recent years, with the development of Vision Transformer (ViT) and…

Computer Vision and Pattern Recognition · Computer Science 2024-08-21 Bin Hu , Xinggang Wang , Wenyu Liu

Person reidentification (re-ID) is becoming one of the most significant application areas of computer vision due to its importance for science and social security. Due to enormous size and scale of camera systems it is beneficial to develop…

Computer Vision and Pattern Recognition · Computer Science 2022-09-23 Nikita Gabdullin , Anton Raskovalov

Person re-identification (ReID) has made great strides thanks to the data-driven deep learning techniques. However, the existing benchmark datasets lack diversity, and models trained on these data cannot generalize well to dynamic wild…

Computer Vision and Pattern Recognition · Computer Science 2024-03-25 Lei Zhang , Xiaowei Fu , Fuxiang Huang , Yi Yang , Xinbo Gao

Storing and transmitting LiDAR point cloud data is essential for many AV applications, such as training data collection, remote control, cloud services or SLAM. However, due to the sparsity and unordered structure of the data, it is…

Computer Vision and Pattern Recognition · Computer Science 2024-02-20 Till Beemelmanns , Yuchen Tao , Bastian Lampe , Lennart Reiher , Raphael van Kempen , Timo Woopen , Lutz Eckstein

Vehicle re-identification (reID) plays an important role in the automatic analysis of the increasing urban surveillance videos, which has become a hot topic in recent years. However, it poses the critical but challenging problem that is…

Computer Vision and Pattern Recognition · Computer Science 2020-01-14 Huibing Wang , Jinjia Peng , Dongyan Chen , Guangqi Jiang , Tongtong Zhao , Xianping Fu

Point cloud based methods have produced promising results in areas such as 3D object detection in autonomous driving. However, most of the recent point cloud work focuses on single depth sensor data, whereas less work has been done on…

Computer Vision and Pattern Recognition · Computer Science 2020-05-12 Walid Bekhtaoui , Ruhan Sa , Brian Teixeira , Vivek Singh , Klaus Kirchberg , Yao-jen Chang , Ankur Kapoor

Using 3D point clouds in odometry estimation in robotics often requires finding a set of correspondences between points in subsequent scans. While there are established methods for point clouds of sufficient quality, state-of-the-art still…

Robotics · Computer Science 2025-06-24 Jan Michalczyk , Stephan Weiss , Jan Steinbrener

An efficient and effective person re-identification (ReID) system relieves the users from painful and boring video watching and accelerates the process of video analysis. Recently, with the explosive demands of practical applications, a lot…

Computer Vision and Pattern Recognition · Computer Science 2020-04-28 Zheng Wang , Zhixiang Wang , Yinqiang Zheng , Yang Wu , Wenjun Zeng , Shin'ichi Satoh

This paper proposes RIU-Net (for Range-Image U-Net), the adaptation of a popular semantic segmentation network for the semantic segmentation of a 3D LiDAR point cloud. The point cloud is turned into a 2D range-image by exploiting the…

Computer Vision and Pattern Recognition · Computer Science 2019-06-18 Pierre Biasutti , Aurélie Bugeau , Jean-François Aujol , Mathieu Brédif

Low-power computer vision on embedded devices has many applications. This paper describes a low-power technique for the object re-identification (reID) problem: matching a query image against a gallery of previously seen images.…

Computer Vision and Pattern Recognition · Computer Science 2021-06-22 Abhinav Goel , Caleb Tung , Xiao Hu , Haobo Wang , James C. Davis , George K. Thiruvathukal , Yung-Hsiang Lu

We present a new two-stage 3D object detection framework, named sparse-to-dense 3D Object Detector (STD). The first stage is a bottom-up proposal generation network that uses raw point cloud as input to generate accurate proposals by…

Computer Vision and Pattern Recognition · Computer Science 2019-07-25 Zetong Yang , Yanan Sun , Shu Liu , Xiaoyong Shen , Jiaya Jia

Given a video or an image of a person acquired from a camera, person re-identification is the process of retrieving all instances of the same person from videos or images taken from a different camera with non-overlapping view. This task…

Computer Vision and Pattern Recognition · Computer Science 2020-02-25 Rodolfo Quispe , Helio Pedrini

The performance of 3D object detection models over point clouds highly depends on their capability of modeling local geometric patterns. Conventional point-based models exploit local patterns through a symmetric function (e.g. max pooling)…

Computer Vision and Pattern Recognition · Computer Science 2020-07-07 Jianan Li , Jiashi Feng