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While supervised object detection methods achieve impressive accuracy, they generalize poorly to images whose appearance significantly differs from the data they have been trained on. To address this in scenarios where annotating data is…

计算机视觉与模式识别 · 计算机科学 2019-07-19 Isinsu Katircioglu , Helge Rhodin , Victor Constantin , Jörg Spörri , Mathieu Salzmann , Pascal Fua

Accurate 6D object pose estimation is fundamental to robotic manipulation and grasping. Previous methods follow a local optimization approach which minimizes the distance between closest point pairs to handle the rotation ambiguity of…

计算机视觉与模式识别 · 计算机科学 2020-03-10 Meng Tian , Liang Pan , Marcelo H Ang , Gim Hee Lee

This paper introduces a visual-based localization method for autonomous vehicles (AVs) that operate in the absence of any complicated hardware system but a single camera. Visual localization refers to techniques that aim to find the…

计算机视觉与模式识别 · 计算机科学 2021-04-08 Sara Zahedian , Kaveh Farokhi Sadabadi , Amir Nohekhan

Understanding the geometry and pose of objects in 2D images is a fundamental necessity for a wide range of real world applications. Driven by deep neural networks, recent methods have brought significant improvements to object pose…

计算机视觉与模式识别 · 计算机科学 2018-09-05 Jogendra Nath Kundu , Rahul M. V. , Aditya Ganeshan , R. Venkatesh Babu

Accurate vehicle localization is a crucial step towards building effective Vehicle-to-Vehicle networks and automotive applications. Yet standard grade GPS data, such as that provided by mobile phones, is often noisy and exhibits significant…

计算机视觉与模式识别 · 计算机科学 2019-05-10 Eli Brosh , Matan Friedmann , Ilan Kadar , Lev Yitzhak Lavy , Elad Levi , Shmuel Rippa , Yair Lempert , Bruno Fernandez-Ruiz , Roei Herzig , Trevor Darrell

As a crucial task of autonomous driving, 3D object detection has made great progress in recent years. However, monocular 3D object detection remains a challenging problem due to the unsatisfactory performance in depth estimation. Most…

计算机视觉与模式识别 · 计算机科学 2024-04-25 Yinmin Zhang , Xinzhu Ma , Shuai Yi , Jun Hou , Zhihui Wang , Wanli Ouyang , Dan Xu

Self-driving vehicles rely on urban street maps for autonomous navigation. In this paper, we introduce Pix2Map, a method for inferring urban street map topology directly from ego-view images, as needed to continually update and expand…

计算机视觉与模式识别 · 计算机科学 2023-04-11 Xindi Wu , KwunFung Lau , Francesco Ferroni , Aljoša Ošep , Deva Ramanan

We present a method to reconstruct the three-dimensional trajectory of a moving instance of a known object category using stereo video data. We track the two-dimensional shape of objects on pixel level exploiting instance-aware semantic…

计算机视觉与模式识别 · 计算机科学 2018-08-29 Sebastian Bullinger , Christoph Bodensteiner , Michael Arens , Rainer Stiefelhagen

We present MonoPSR, a monocular 3D object detection method that leverages proposals and shape reconstruction. First, using the fundamental relations of a pinhole camera model, detections from a mature 2D object detector are used to generate…

计算机视觉与模式识别 · 计算机科学 2019-04-04 Jason Ku , Alex D. Pon , Steven L. Waslander

The problem of identifying the 3D pose of a known object from a given 2D image has important applications in Computer Vision. Our proposed method of registering a 3D model of a known object on a given 2D photo of the object has numerous…

计算机视觉与模式识别 · 计算机科学 2013-12-02 Srimal Jayawardena , Marcus Hutter , Nathan Brewer

The goal of this paper is to classify objects mapped by LiDAR sensor into different classes such as vehicles, pedestrians and bikers. Utilizing a LiDAR-based object detector and Neural Networks-based classifier, a novel real-time object…

计算机视觉与模式识别 · 计算机科学 2019-07-01 Farzad Shafiei Dizaji

Existing deep learning-based approaches for monocular 3D object detection in autonomous driving often model the object as a rotated 3D cuboid while the object's geometric shape has been ignored. In this work, we propose an approach for…

计算机视觉与模式识别 · 计算机科学 2021-08-26 Zongdai Liu , Dingfu Zhou , Feixiang Lu , Jin Fang , Liangjun Zhang

We solve object localisation in partial scenes, a new problem of estimating the unknown position of an object (e.g. where is the bag?) given a partial 3D scan of a scene. The proposed solution is based on a novel scene graph model, the…

计算机视觉与模式识别 · 计算机科学 2022-03-15 Francesco Giuliari , Geri Skenderi , Marco Cristani , Yiming Wang , Alessio Del Bue

This paper proposes a novel method for geo-tracking, i.e. continuous metric self-localization in outdoor environments by registering a vehicle's sensor information with aerial imagery of an unseen target region. Geo-tracking methods offer…

计算机视觉与模式识别 · 计算机科学 2022-09-12 Florian Fervers , Sebastian Bullinger , Christoph Bodensteiner , Michael Arens , Rainer Stiefelhagen

To carry out autonomous 3D scanning and online reconstruction of unknown indoor scenes, one has to find a balance between global exploration of the entire scene and local scanning of the objects within it. In this work, we propose a novel…

图形学 · 计算机科学 2018-07-26 Ligang Liu , Xi Xia , Han Sun , Qi Shen , Juzhan Xu , Bin Chen , Hui Huang , Kai Xu

Pedestrian attribute recognition has attracted many attentions due to its wide applications in scene understanding and person analysis from surveillance videos. Existing methods try to use additional pose, part or viewpoint information to…

计算机视觉与模式识别 · 计算机科学 2018-08-29 Pengze Liu , Xihui Liu , Junjie Yan , Jing Shao

Although the majority of recent autonomous driving systems concentrate on developing perception methods based on ego-vehicle sensors, there is an overlooked alternative approach that involves leveraging intelligent roadside cameras to help…

计算机视觉与模式识别 · 计算机科学 2023-10-03 Lei Yang , Jiaxin Yu , Xinyu Zhang , Jun Li , Li Wang , Yi Huang , Chuang Zhang , Hong Wang , Yiming Li

We present a novel approach to geolocalising panoramic images on a 2-D cartographic map based on learning a low dimensional embedded space, which allows a comparison between an image captured at a location and local neighbourhoods of the…

计算机视觉与模式识别 · 计算机科学 2020-07-22 Noe Samano , Mengjie Zhou , Andrew Calway

Automatic detection of traffic accidents is an important emerging topic in traffic monitoring systems. Nowadays many urban intersections are equipped with surveillance cameras connected to traffic management systems. Therefore, computer…

计算机视觉与模式识别 · 计算机科学 2022-08-16 Hadi Ghahremannezhad , Hang Shi , Chengjun Liu

Complex motion patterns of natural systems, such as fish schools, bird flocks, and cell groups, have attracted great attention from scientists for years. Trajectory measurement of individuals is vital for quantitative and high-throughput…

计算机视觉与模式识别 · 计算机科学 2019-02-05 Hui Li , Ye Liu , Yan Qiu Chen