Vehicle VIN code recognition based on deep learning and OCR

This paper presents a deep learning-based OCR system for Vehicle Identification Number (VIN) recognition, addressing the limitations of traditional methods in complex environments. VINs are critical for vehicle management, but conventional techniques often fail under poor lighting, reflections, dirt, or tilt angles. The system uses high-resolution cam-eras and image preprocessing, like grayscale conversion, to improve image quality. Deep learning models, including Long Short-Term Memory (LSTM) networks, extract key features for accurate VIN recognition. Additionally, character verification ensures correct formatting and distinguishes confusing characters, improving accuracy and preventing misuse of vehicle resources.

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Publication Details

Published
2025-07-16
DOI
https://doi.org/10.1117/12.3070608
Primary Topic
Vehicle License Plate Recognition
Type
article
Field-Weighted Citation Impact
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article

Vehicle VIN code recognition based on deep learning and OCR

Shengbo Huang, Xiaoli Dong, Miao Tian, Zhixiang Zhuang et al.
Vehicle License Plate Recognition
article

Vehicle VIN code recognition based on deep learning and OCR

Shengbo Huang, Xiaoli Dong, Miao Tian, Zhixiang Zhuang, Huicong Liu, Xinzhi Tan
article en

Abstract

This paper presents a deep learning-based OCR system for Vehicle Identification Number (VIN) recognition, addressing the limitations of traditional methods in complex environments. VINs are critical for vehicle management, but conventional techniques often fail under poor lighting, reflections, dirt, or tilt angles. The system uses high-resolution cam-eras and image preprocessing, like grayscale conversion, to improve image quality. Deep learning models, including Long Short-Term Memory (LSTM) networks, extract key features for accurate VIN recognition. Additionally, character verification ensures correct formatting and distinguishes confusing characters, improving accuracy and preventing misuse of vehicle resources.

Shenzhen Stock Exchange (CN), China General Nuclear Power Corporation (China) (CN)
Openalex Percentile: Top 76%
Vehicle License Plate Recognition
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Vehicle VIN code recognition based on deep learning and OCR — Shengbo Huang, Xiaoli Dong, et al. · (2025) | TGRS Research Map | TGRS