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Robust 3D object detection is a core challenge for autonomous mobile systems in field robotics. To tackle this issue, many researchers have demonstrated improvements in 3D object detection performance in datasets. However, real-world urban…

机器人学 · 计算机科学 2024-04-23 Eunho Lee , Minwoo Jung , Ayoung Kim

Accurate 7DoF prediction of vehicles at an intersection is an important task for assessing potential conflicts between road users. In principle, this could be achieved by a single camera system that is capable of detecting the pose of each…

计算机视觉与模式识别 · 计算机科学 2022-11-30 Matthew Howe , Ian Reid , Jamie Mackenzie

Designing an effective loss function plays an important role in visual analysis. Most existing loss function designs rely on hand-crafted heuristics that require domain experts to explore the large design space, which is usually sub-optimal…

计算机视觉与模式识别 · 计算机科学 2019-08-15 Chuming Li , Yuan Xin , Chen Lin , Minghao Guo , Wei Wu , Wanli Ouyang , Junjie Yan

3D object detection and dense depth estimation are one of the most vital tasks in autonomous driving. Multiple sensor modalities can jointly attribute towards better robot perception, and to that end, we introduce a method for jointly…

计算机视觉与模式识别 · 计算机科学 2021-09-16 Shubham Shrivastava

There has been significant progress made in the field of autonomous vehicles. Object detection and tracking are the primary tasks for any autonomous vehicle. The task of object detection in autonomous vehicles relies on a variety of sensors…

计算机视觉与模式识别 · 计算机科学 2023-12-27 Gaurav Raut , Advait Patole

Focal Loss has reached incredible popularity as it uses a simple technique to identify and utilize hard examples to achieve better performance on classification. However, this method does not easily generalize outside of classification…

计算机视觉与模式识别 · 计算机科学 2022-07-19 Chen Liu , Xiaomeng Dong , Michael Potter , Hsi-Ming Chang , Ravi Soni

Falls are a major cause of injuries and deaths among older adults worldwide. Accurate fall detection can help reduce potential injuries and additional health complications. Different types of video modalities can be used in a home setting…

计算机视觉与模式识别 · 计算机科学 2023-11-07 Stefan Denkovski , Shehroz S. Khan , Alex Mihailidis

Computer vision-based object detection is a key modality for advanced Detect-And-Avoid systems that allow for autonomous flight missions of UAVs. While standard object detection frameworks do not predict the actual depth of an object, this…

计算机视觉与模式识别 · 计算机科学 2023-02-20 David Silva , Nicolas Jourdan , Nils Gählert

3D object detection is an essential task for computer vision applications in autonomous vehicles and robotics. However, models often struggle to quantify detection reliability, leading to poor performance on unfamiliar scenes. We introduce…

计算机视觉与模式识别 · 计算机科学 2024-11-01 Nikita Durasov , Rafid Mahmood , Jiwoong Choi , Marc T. Law , James Lucas , Pascal Fua , Jose M. Alvarez

Autonomous driving has achieved rapid development over the last few decades, including the machine perception as an important issue of it. Although object detection based on conventional cameras has achieved remarkable results in 2D/3D,…

机器人学 · 计算机科学 2021-07-20 Rui Yang , Zhi Yan , Tao Yang , Yassine Ruichek

This paper describes our approach to the DIUx xView 2018 Detection Challenge [1]. This challenge focuses on a new satellite imagery dataset. The dataset contains 60 object classes that are highly imbalanced. Due to the imbalanced nature of…

计算机视觉与模式识别 · 计算机科学 2019-04-29 Nikolay Sergievskiy , Alexander Ponamarev

Monocular 3D object detection poses a significant challenge due to the lack of depth information in RGB images. Many existing methods strive to enhance the object depth estimation performance by allocating additional parameters for object…

计算机视觉与模式识别 · 计算机科学 2024-01-03 Wonhyeok Choi , Mingyu Shin , Sunghoon Im

Deep learning has emerged as an effective solution for solving the task of object detection in images but at the cost of requiring large labeled datasets. To mitigate this cost, semi-supervised object detection methods, which consist in…

计算机视觉与模式识别 · 计算机科学 2025-02-18 Renaud Vandeghen , Gilles Louppe , Marc Van Droogenbroeck

Pre-training is a dominant paradigm in computer vision. For example, supervised ImageNet pre-training is commonly used to initialize the backbones of object detection and segmentation models. He et al., however, show a surprising result…

计算机视觉与模式识别 · 计算机科学 2020-11-17 Barret Zoph , Golnaz Ghiasi , Tsung-Yi Lin , Yin Cui , Hanxiao Liu , Ekin D. Cubuk , Quoc V. Le

We consider how image super resolution (SR) can contribute to an object detection task in low-resolution images. Intuitively, SR gives a positive impact on the object detection task. While several previous works demonstrated that this…

计算机视觉与模式识别 · 计算机科学 2018-04-02 Muhammad Haris , Greg Shakhnarovich , Norimichi Ukita

Image-based camera relocalization is an important problem in computer vision and robotics. Recent works utilize convolutional neural networks (CNNs) to regress for pixels in a query image their corresponding 3D world coordinates in the…

计算机视觉与模式识别 · 计算机科学 2018-10-02 Xiaotian Li , Juha Ylioinas , Jakob Verbeek , Juho Kannala

The choice of a loss function is an important factor when training neural networks for image restoration problems, such as single image super resolution. The loss function should encourage natural and perceptually pleasing results. A…

图像与视频处理 · 电气工程与系统科学 2021-10-19 Aamir Mustafa , Aliaksei Mikhailiuk , Dan Andrei Iliescu , Varun Babbar , Rafal K. Mantiuk

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

计算机视觉与模式识别 · 计算机科学 2012-02-10 Srimal Jayawardena , Marcus Hutter , Nathan Brewer

3D object detection models trained in one server plays an important role in autonomous driving, robotics manipulation, and augmented reality scenarios. However, most existing methods face severe privacy concern when deployed on a…

计算机视觉与模式识别 · 计算机科学 2026-04-20 Suyan Dai , Chenxi Liu , Fazeng Li , Peican Lin

Recently, 3D object detection algorithms based on radar and camera fusion have shown excellent performance, setting the stage for their application in autonomous driving perception tasks. Existing methods have focused on dealing with…

计算机视觉与模式识别 · 计算机科学 2025-04-24 Linhua Kong , Dongxia Chang , Lian Liu , Zisen Kong , Pengyuan Li , Yao Zhao