YOLOv5 for Automatic License Plate Recognition in Smart Cities

Abir Raza, Elarbi Badidi, Basma Badidi, Sarah Al Zahmi

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Abstract

Recognition and extraction of license plate information from still images or videos are the basis of modern traffic and security systems. Automatic License Plate Recognition (ALPR) is transforming public safety and transportation in many ways. Such license plate recognition systems enable advanced solutions for toll roads, offer significant operational cost savings through automation, and even open up new market opportunities, such as license plate readers mounted on police vehicles. In this work, we implement license plate recognition based on convolutional neural networks to achieve high accuracy. You Only Look Once (YOLO) algorithm is employed for detection, while, an Optical Character Recognition (OCR) technique is used for text recognition. We use four variants of the YOLOv5 for license plate detection and the EasyOCR for license plate recognition. The results show that YOLOv5x (extra-large) achieves a Mean Average Precision (mAP) of nearly 82% in detecting vehicles and license plates in an image. Furthermore, the recognition of the letters on license plates is achieved with a confidence score of nearly 65%.

Original languageEnglish
Title of host publicationThe 4th Joint International Conference on Deep Learning, Big Data and Blockchain (DBB 2023) -
EditorsMuhammad Younas, Irfan Awan, Salima Benbernou, Dana Petcu
PublisherSpringer Science and Business Media Deutschland GmbH
Pages93-105
Number of pages13
ISBN (Print)9783031423161
DOIs
Publication statusPublished - 2023
Event4th Joint International Conference on Deep Learning, Big Data and Blockchain, DBB 2023 - Marrakech, Morocco
Duration: Aug 14 2023Aug 16 2023

Publication series

NameLecture Notes in Networks and Systems
Volume768 LNNS
ISSN (Print)2367-3370
ISSN (Electronic)2367-3389

Conference

Conference4th Joint International Conference on Deep Learning, Big Data and Blockchain, DBB 2023
Country/TerritoryMorocco
CityMarrakech
Period8/14/238/16/23

Keywords

  • Convolutional neural networks
  • Deep learning
  • Object detection
  • Object recognition

ASJC Scopus subject areas

  • Control and Systems Engineering
  • Signal Processing
  • Computer Networks and Communications

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