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Related papers: Fine-Grained Vehicle Classification in Urban Traff…

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With the rapid development of technology, automobiles have become an essential asset in our day-to-day lives. One of the more important researches is Traffic Signs Recognition (TSR) systems. This paper describes an approach for efficiently…

Computer Vision and Pattern Recognition · Computer Science 2020-03-09 Pavly Salah Zaki , Marco Magdy William , Bolis Karam Soliman , Kerolos Gamal Alexsan , Keroles Khalil , Magdy El-Moursy

Fine-grained recognition involves the classification of images from subordinate macro-categories, and it is challenging due to small inter-class differences. To overcome this, most methods perform discriminative feature selection enabled by…

Computer Vision and Pattern Recognition · Computer Science 2024-07-19 Edwin Arkel Rios , Min-Chun Hu , Bo-Cheng Lai

We consider the problem of traffic density reconstruction using measurements from probe vehicles (PVs) with a low penetration rate. In other words, the number of sensors is small compared to the number of vehicles on the road. The model…

Optimization and Control · Mathematics 2021-09-23 Matthieu Barreau , Miguel Aguiar , John Liu , Karl Henrik Johansson

Transport mode detection is a classification problem aiming to design an algorithm that can infer the transport mode of a user given multimodal signals (GPS and/or inertial sensors). It has many applications, such as carbon footprint…

Signal Processing · Electrical Eng. & Systems 2021-09-21 Hugues Moreau , Andréa Vassilev , Liming Chen

The purpose of this study is to successfully train our vehicle detector using R-CNN, Faster R-CNN deep learning methods on a sample vehicle data sets and to optimize the success rate of the trained detector by providing efficient results…

Computer Vision and Pattern Recognition · Computer Science 2018-04-03 Abdullah Asim Yilmaz , Mehmet Serdar Guzel , Iman Askerbeyli , Erkan Bostanci

Fine-grained classification is challenging because categories can only be discriminated by subtle and local differences. Variances in the pose, scale or rotation usually make the problem more difficult. Most fine-grained classification…

Computer Vision and Pattern Recognition · Computer Science 2014-11-25 Tianjun Xiao , Yichong Xu , Kuiyuan Yang , Jiaxing Zhang , Yuxin Peng , Zheng Zhang

This research addresses the need for high-definition (HD) maps for autonomous vehicles (AVs), focusing on road lane information derived from aerial imagery. While Earth observation data offers valuable resources for map creation,…

Computer Vision and Pattern Recognition · Computer Science 2024-10-16 Willow Liu , Shuxin Qiao , Kyle Gao , Hongjie He , Michael A. Chapman , Linlin Xu , Jonathan Li

Fine-grained ship classification in remote sensing (RS-FGSC) poses a significant challenge due to the high similarity between classes and the limited availability of labeled data, limiting the effectiveness of traditional supervised…

Computer Vision and Pattern Recognition · Computer Science 2024-12-02 Long Lan , Fengxiang Wang , Xiangtao Zheng , Zengmao Wang , Xinwang Liu

The traffic video data has become a critical factor in confining the state of traffic congestion due to the recent advancements in computer vision. This work proposes a unique technique for traffic video classification using a color-coding…

Computer Vision and Pattern Recognition · Computer Science 2022-09-19 Mirza Fuad Adnan , Nadim Ahmed , Imrez Ishraque , Md. Sifath Al Amin , Md. Sumit Hasan

Recent algorithms in convolutional neural networks (CNN) considerably advance the fine-grained image classification, which aims to differentiate subtle differences among subordinate classes. However, previous studies have rarely focused on…

Computer Vision and Pattern Recognition · Computer Science 2016-03-14 Xiaofan Zhang , Feng Zhou , Yuanqing Lin , Shaoting Zhang

Fine-grained categories are more difficulty distinguished than generic categories due to the similarity of inter-class and the diversity of intra-class. Therefore, the fine-grained visual categorization (FGVC) is considered as one of…

Computer Vision and Pattern Recognition · Computer Science 2015-05-12 Guo Lihua , Guo Chenggan

Robots operating in human-centered environments, such as retail stores, restaurants, and households, are often required to distinguish between similar objects in different contexts with a high degree of accuracy. However, fine-grained…

Computer Vision and Pattern Recognition · Computer Science 2023-03-07 Songsong Xiong , Georgios Tziafas , Hamidreza Kasaei

Fine-grained visual categorization (FGVC) aims to discriminate similar subcategories, whose main challenge is the large intraclass diversities and subtle inter-class differences. Existing FGVC methods usually select discriminant regions…

Computer Vision and Pattern Recognition · Computer Science 2022-04-22 Yu Wang , Shuo Ye , Shujian Yu , Xinge You

Small inter-class and large intra-class variations are the main challenges in fine-grained visual classification. Objects from different classes share visually similar structures and objects in the same class can have different poses and…

Computer Vision and Pattern Recognition · Computer Science 2019-09-09 Amir Erfan Eshratifar , David Eigen , Michael Gormish , Massoud Pedram

Fine-grained classification models are designed to focus on the relevant details necessary to distinguish highly similar classes, particularly when intra-class variance is high and inter-class variance is low. Most existing models rely on…

Computer Vision and Pattern Recognition · Computer Science 2025-09-26 Riccardo La Grassa , Ignazio Gallo , Nicola Landro

Fine-grained truck classification is critical for intelligent transportation systems (ITS), yet current LiDAR-based methods face scalability challenges due to their reliance on supervised deep learning and labor-intensive manual annotation.…

Computer Vision and Pattern Recognition · Computer Science 2026-02-11 Yiqiao Li , Bo Shang , Jie Wei

Although traffic sign detection has been studied for years and great progress has been made with the rise of deep learning technique, there are still many problems remaining to be addressed. For complicated real-world traffic scenes, there…

Computer Vision and Pattern Recognition · Computer Science 2023-04-06 Yuan Yuan , Zhitong Xiong , Qi Wang

Fine-grained visual categorization is a classification task for distinguishing categories with high intra-class and small inter-class variance. While global approaches aim at using the whole image for performing the classification,…

Computer Vision and Pattern Recognition · Computer Science 2020-07-07 Dimitri Korsch , Paul Bodesheim , Joachim Denzler

Visual localization is an essential component of intelligent transportation systems, enabling broad applications that require understanding one's self location when other sensors are not available. It is mostly tackled by image retrieval…

Computer Vision and Pattern Recognition · Computer Science 2022-05-26 Kyung Ho Park

In this paper, we develop deep spatio-temporal neural networks to sequentially count vehicles from low quality videos captured by city cameras (citycams). Citycam videos have low resolution, low frame rate, high occlusion and large…

Computer Vision and Pattern Recognition · Computer Science 2017-08-02 Shanghang Zhang , Guanhang Wu , João P. Costeira , José M. F. Moura