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Public datasets have played a key role in advancing the state of the art in License Plate Recognition (LPR). Although dataset bias has been recognized as a severe problem in the computer vision community, it has been largely overlooked in…

计算机视觉与模式识别 · 计算机科学 2023-01-02 Rayson Laroca , Marcelo Santos , Valter Estevam , Eduardo Luz , David Menotti

The License Plate Recognition (LPR) field has made impressive advances in the last decade due to novel deep learning approaches combined with the increased availability of training data. However, it still has some open issues, especially…

计算机视觉与模式识别 · 计算机科学 2023-01-02 Valfride Nascimento , Rayson Laroca , Jorge de A. Lambert , William Robson Schwartz , David Menotti

Training a good deep learning model often requires a lot of annotated data. As a large amount of labeled data is typically difficult to collect and even more difficult to annotate, data augmentation and data generation are widely used in…

计算机视觉与模式识别 · 计算机科学 2018-08-28 Changhao Wu , Shugong Xu , Guocong Song , Shunqing Zhang

Deep neural networks are highly susceptible to overfitting noisy labels, which leads to degraded performance. Existing methods address this issue by employing manually defined criteria, aiming to achieve optimal partitioning in each…

计算机视觉与模式识别 · 计算机科学 2025-02-04 Wenzhen Zhang , Debo Cheng , Guangquan Lu , Bo Zhou , Jiaye Li , Shichao Zhang

Machine learning models are increasingly being utilized across various fields and tasks due to their outstanding performance and strong generalization capabilities. Nonetheless, their success hinges on the availability of large volumes of…

机器学习 · 计算机科学 2024-11-26 Shreen Gul , Mohamed Elmahallawy , Sanjay Madria , Ardhendu Tripathy

Vehicle tracking is an integral part of intelligent traffic management systems. Previous implementations of vehicle tracking used Global Positioning System(GPS) based systems that gave location of the vehicle of an individual on their…

计算机视觉与模式识别 · 计算机科学 2020-05-19 Lalit Lakshmanan , Yash Vora , Raj Ghate

Automatic License-Plate Recognition (ALPR) plays a pivotal role in Intelligent Transportation Systems (ITS) as a fundamental element of Smart Cities. However, due to its high variability, ALPR faces challenging issues more efficiently…

计算机视觉与模式识别 · 计算机科学 2025-09-09 Behnoud Shafiezadeh , Amir Mashmool , Farshad Eshghi , Manoochehr Kelarestaghi

This paper proposes LPRNet - end-to-end method for Automatic License Plate Recognition without preliminary character segmentation. Our approach is inspired by recent breakthroughs in Deep Neural Networks, and works in real-time with…

计算机视觉与模式识别 · 计算机科学 2018-06-28 Sergey Zherzdev , Alexey Gruzdev

In the evolving landscape of traffic management and vehicle surveillance, efficient license plate detection and recognition are indispensable. Historically, many methodologies have tackled this challenge, but consistent real-time accuracy,…

计算机视觉与模式识别 · 计算机科学 2025-12-19 Arslan Amin , Rafia Mumtaz , Muhammad Jawad Bashir , Syed Mohammad Hassan Zaidi

Automatic Number Plate Recognition System (ANPRS) is a mass surveillance embedded system that recognizes the number plate of the vehicle. This system is generally used for traffic management applications. It should be very efficient in…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Zuhaib Akhtar , Rashid Ali

Obtaining high-quality fine-grained annotations for traffic signs is critical for accurate and safe decision-making in autonomous driving. Widely used datasets, such as Mapillary, often provide only coarse-grained labels - without…

计算机视觉与模式识别 · 计算机科学 2025-08-05 Sparsh Garg , Abhishek Aich

License Plate Recognition (LPR) plays a critical role in various applications, such as toll collection, parking management, and traffic law enforcement. Although LPR has witnessed significant advancements through the development of deep…

计算机视觉与模式识别 · 计算机科学 2023-12-06 Rayson Laroca , Luiz A. Zanlorensi , Valter Estevam , Rodrigo Minetto , David Menotti

While vehicle license plate recognition (VLPR) is usually done with a sliding window approach, it can have limited performance on datasets with characters that are of variable width. This can be solved by hand-crafting algorithms to…

计算机视觉与模式识别 · 计算机科学 2017-01-24 Teik Koon Cheang , Yong Shean Chong , Yong Haur Tay

Despite significant advancements in License Plate Recognition (LPR) through deep learning, most improvements rely on high-resolution images with clear characters. This scenario does not reflect real-world conditions where traffic…

计算机视觉与模式识别 · 计算机科学 2024-10-22 Valfride Nascimento , Rayson Laroca , Rafael O. Ribeiro , William Robson Schwartz , David Menotti

Nowadays in developing or developed countries, the Intelligent Transportation System (ITS) technology has attracted so much attention to itself. License Plate Recognition (LPR) systems have many applications in ITSs, such as the payment of…

计算机视觉与模式识别 · 计算机科学 2014-09-16 Reza Azad , Mohammad Baghdadi

License Plate recognition plays an important role on the traffic monitoring and parking management systems. In this paper, a fast and real time method has been proposed which has an appropriate application to find tilt and poor quality…

计算机视觉与模式识别 · 计算机科学 2014-07-25 Reza Azad , Hamid Reza Shayegh

We propose an automatic framework for toll collection, consisting of three steps: vehicle type recognition, license plate localization, and reading. However, each of the three steps becomes non-trivial due to image variations caused by…

图像与视频处理 · 电气工程与系统科学 2022-11-16 Muhammad Usama , Hafeez Anwar , Abbas Anwar , Saeed Anwar

High-quality data is necessary for modern machine learning. However, the acquisition of such data is difficult due to noisy and ambiguous annotations of humans. The aggregation of such annotations to determine the label of an image leads to…

An Automatic License Plate Recognition (ALPR) system constitutes a crucial element in an intelligent traffic management system. However, the detection of Bangla license plates remains challenging because of the complicated character scheme…

计算机视觉与模式识别 · 计算机科学 2026-05-26 Nayeb Hasin , Md. Arafath Rahman Nishat , Mainul Islam , Khandakar Shakib Al Hasan , Asif Newaz

Fine-grained image classification has witnessed significant advancements with the advent of deep learning and computer vision technologies. However, the scarcity of detailed annotations remains a major challenge, especially in scenarios…

计算机视觉与模式识别 · 计算机科学 2026-05-20 Bowen Tian , Songning Lai , Lujundong Li , Zhihao Shuai , Runwei Guan , Tian Wu , Yutao Yue