Automatic recognition and license plate detection model based on OpenCV and Machine Learning

Automatic number plate recognition (ALPR) is an important task with many applications in intelligent transportation and surveillance systems. This research takes into consideration the functions of image processing for the detection and recognition of number plates; which can come from noisy sources...

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Autores principales: Ccoto Huallpa, Elias, Sullon Macalupu, Abel Angel, Otazu Luque, Jorge Eddy, Sanchez Garces, Jorge Alejandro
Formato: Ponencia
Lenguaje:inglés
Publicado: Institute of Electrical and Electronics Engineers Inc. 2022
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author Ccoto Huallpa, Elias
Sullon Macalupu, Abel Angel
Otazu Luque, Jorge Eddy
Sanchez Garces, Jorge Alejandro
author_browse Ccoto Huallpa, Elias
Otazu Luque, Jorge Eddy
Sanchez Garces, Jorge Alejandro
Sullon Macalupu, Abel Angel
author_facet Ccoto Huallpa, Elias
Sullon Macalupu, Abel Angel
Otazu Luque, Jorge Eddy
Sanchez Garces, Jorge Alejandro
author_sort Ccoto Huallpa, Elias
collection Producción científica
description Automatic number plate recognition (ALPR) is an important task with many applications in intelligent transportation and surveillance systems. This research takes into consideration the functions of image processing for the detection and recognition of number plates; which can come from noisy sources, low illumination, different angles and distances taken from the images (uncontrolled environments); most of the existing automated number plate recognition systems only work in a controlled environment where images are captured from a right angle with good illumination and clarity [25]. According to [11] in uncontrolled environments the probability of recognising the characters on the plates decreases and this has been observed in the research. To achieve image processing, morphological transformation, Gaussian smoothing and Gaussian thresholding were used, then 3 different algorithms K-NN, SVM and Tesseract were used for character recognition, each algorithm with their respective hyperparameters for optimisation. The images were separated into two groups, the first with 80 images taken from different angles and distance (uncontrolled environment) where the best Overall accuracy was obtained with 86 % and the second group were images taken at a right angle and similar distance (controlled environment), this group obtained an Overall accuracy of 95.5 %.
format Conference paper
id oai:cris.upeu.edu.pe:20.500.15037/3132
institution UPeU
language English
publishDate 2022
publishDateRange 2022
publishDateSort 2022
publisher Institute of Electrical and Electronics Engineers Inc.
publisherStr Institute of Electrical and Electronics Engineers Inc.
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spelling oai:cris.upeu.edu.pe:20.500.15037/31322026-11-02T22:00:04ZAutomatic recognition and license plate detection model based on OpenCV and Machine LearningModelo de reconocimiento automático y detección de matrículas basado en OpenCV y Machine LearningCcoto Huallpa, EliasSullon Macalupu, Abel AngelOtazu Luque, Jorge EddySanchez Garces, Jorge AlejandroAutomatic number plate recognition (ALPR) is an important task with many applications in intelligent transportation and surveillance systems. This research takes into consideration the functions of image processing for the detection and recognition of number plates; which can come from noisy sources, low illumination, different angles and distances taken from the images (uncontrolled environments); most of the existing automated number plate recognition systems only work in a controlled environment where images are captured from a right angle with good illumination and clarity [25]. According to [11] in uncontrolled environments the probability of recognising the characters on the plates decreases and this has been observed in the research. To achieve image processing, morphological transformation, Gaussian smoothing and Gaussian thresholding were used, then 3 different algorithms K-NN, SVM and Tesseract were used for character recognition, each algorithm with their respective hyperparameters for optimisation. The images were separated into two groups, the first with 80 images taken from different angles and distance (uncontrolled environment) where the best Overall accuracy was obtained with 86 % and the second group were images taken at a right angle and similar distance (controlled environment), this group obtained an Overall accuracy of 95.5 %.Conference paper10.1109/CIMPS57786.2022.100356872-s2.0-85148697442https://hdl.handle.net/20.500.15037/3132enInternational Conference on Software Process Improvement (CIMPS)Applications in Software Engineering - Proceedings of the 11th International Conference on Software Process Improvement, CIMPS 20229798350398960Institute of Electrical and Electronics Engineers Inc.2022-10-192026-06-27T02:36:02Z2026-06-27T02:36:02Z
spellingShingle Ccoto Huallpa, Elias
Sullon Macalupu, Abel Angel
Otazu Luque, Jorge Eddy
Sanchez Garces, Jorge Alejandro
Automatic recognition and license plate detection model based on OpenCV and Machine Learning
title Automatic recognition and license plate detection model based on OpenCV and Machine Learning
title_full Automatic recognition and license plate detection model based on OpenCV and Machine Learning
title_fullStr Automatic recognition and license plate detection model based on OpenCV and Machine Learning
title_full_unstemmed Automatic recognition and license plate detection model based on OpenCV and Machine Learning
title_short Automatic recognition and license plate detection model based on OpenCV and Machine Learning
title_sort automatic recognition and license plate detection model based on opencv and machine learning
url https://hdl.handle.net/20.500.15037/3132
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