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Intracoronary Optical Coherence Tomography (OCT) enables high-resolution visualization of coronary vessel anatomy but presents challenges due to noise, imaging artifacts, and complex tissue structures. This paper proposes a fully automated…

Computer Vision and Pattern Recognition · Computer Science 2026-02-20 Amal Lahchim , Lambros Athanasiou

Accurate inter-vehicle distance estimation is a cornerstone of Advanced Driver Assistance Systems (ADAS) and autonomous driving. While LiDAR and radar provide high precision, their high cost prohibits widespread adoption in mass-market…

Computer Vision and Pattern Recognition · Computer Science 2026-05-21 Manognya Lokesh Reddy , Zheng Liu

We propose a post-OCR text correction approach for digitising texts in Romanised Sanskrit. Owing to the lack of resources our approach uses OCR models trained for other languages written in Roman. Currently, there exists no dataset…

Computation and Language · Computer Science 2018-09-10 Amrith Krishna , Bodhisattwa Prasad Majumder , Rajesh Shreedhar Bhat , Pawan Goyal

The problem of vehicle licence plate re-identification is generally considered as a one-shot image retrieval problem. The objective of this task is to learn a feature representation (called a "signature") for licence plates. Incoming…

Computer Vision and Pattern Recognition · Computer Science 2017-12-04 Abhinav Kumar , Shantanu Gupta , Vladimir Kozitsky , Sriganesh Madhvanath

Urban environments contain many imaging sensors built for specific purposes, including ATM, body-worn, CCTV, and dashboard cameras. Under the opportunistic sensing paradigm, these sensors can be repurposed for secondary inference tasks such…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Igor Adamenko , Orpaz Ben Aharon , Yehudit Aperstein , Alexander Apartsin

Optical Character Recognition has been a challenging field in the advent of digital computers. It is needed where information is to be readable both to humans and machines. The process of OCR is composed of a set of pre and post processing…

Computer Vision and Pattern Recognition · Computer Science 2018-01-04 Chinmay Chinara , Nishant Nath , Subhajeet Mishra , Sangram Keshari Sahoo , Farida Ashraf Ali

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,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-19 Arslan Amin , Rafia Mumtaz , Muhammad Jawad Bashir , Syed Mohammad Hassan Zaidi

This paper discusses how to successfully digitize large-scale historical micro-data by augmenting optical character recognition (OCR) engines with pre- and post-processing methods. Although OCR software has improved dramatically in recent…

Computer Vision and Pattern Recognition · Computer Science 2023-09-21 Sergio Correia , Stephan Luck

Automatic License Plate Recognition (ALPR) has been a frequent topic of research due to many practical applications. However, many of the current solutions are still not robust in real-world situations, commonly depending on many…

Computer Vision and Pattern Recognition · Computer Science 2018-10-17 Rayson Laroca , Evair Severo , Luiz A. Zanlorensi , Luiz S. Oliveira , Gabriel Resende Gonçalves , William Robson Schwartz , David Menotti

We combine three methods which significantly improve the OCR accuracy of OCR models trained on early printed books: (1) The pretraining method utilizes the information stored in already existing models trained on a variety of typesets…

Computer Vision and Pattern Recognition · Computer Science 2018-03-01 Christian Reul , Uwe Springmann , Christoph Wick , Frank Puppe

Selection of appropriate template matching algorithms to run effectively on real-time low-cost systems is always major issue. This is due to unpredictable changes in image scene which often necessitate more sophisticated real-time…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Ahmet Orun

Contrary to popular belief, Optical Character Recognition (OCR) remains a challenging problem when text occurs in unconstrained environments, like natural scenes, due to geometrical distortions, complex backgrounds, and diverse fonts. In…

Computer Vision and Pattern Recognition · Computer Science 2019-06-06 Marcin Namysl , Iuliu Konya

This paper gives a detailed study on the performance of oil paint image filter algorithm with various parameters applied on an image of RGB model. Oil Paint image processing, being very performance hungry, current research tries to find…

Computer Vision and Pattern Recognition · Computer Science 2014-05-06 Siddhartha Mukherjee

This paper proposes a new method, OFA-OCR, to transfer multimodal pretrained models to text recognition. Specifically, we recast text recognition as image captioning and directly transfer a unified vision-language pretrained model to the…

Computer Vision and Pattern Recognition · Computer Science 2022-12-20 Junyang Lin , Xuancheng Ren , Yichang Zhang , Gao Liu , Peng Wang , An Yang , Chang Zhou

Due to the increasingly need for automatic traffic monitoring, vehicle license plate detection is of high interest to perform automatic toll collection, traffic law enforcement, parking lot access control, among others. In this paper, a…

Computer Vision and Pattern Recognition · Computer Science 2014-01-10 R. F. Prates , G. Cámara-Chávez , William R. Schwartz , D. Menotti

Adoption of AI driven techniques in public services remains low due to challenges related to accuracy and speed of information at population scale. Computer vision techniques for traffic monitoring have not gained much popularity despite…

Computer Vision and Pattern Recognition · Computer Science 2025-04-16 Anmol Singhal Navya Singhal

This study compares the performance of various preprocessing techniques for Traffic Sign Recognition (TSR) using Histogram of Oriented Gradients (HOG) and Support Vector Machine (SVM) on the German Traffic Sign Recognition Benchmark (GTSRB)…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Luis Vieira

Identity of a vehicle is done through the vehicle license plate by traffic police in general. Au- tomatic vehicle license plate recognition has several applications in intelligent traffic management systems. The security situation across…

Computer Vision and Pattern Recognition · Computer Science 2015-04-08 Lajish V. L. , Sunil Kumar Kopparapu

Document comparison typically relies on optical character recognition (OCR) as its core technology. However, OCR requires the selection of appropriate language models for each document and the performance of multilingual or hybrid models…

Computer Vision and Pattern Recognition · Computer Science 2024-12-06 Doyoung Park , Naresh Reddy Yarram , Sunjin Kim , Minkyu Kim , Seongho Cho , Taehee Lee

The increasing number of autonomous vehicles and the rapid development of computer vision technologies underscore the particular importance of conducting research on the accuracy of traffic sign recognition. Numerous studies in this field…

Computer Vision and Pattern Recognition · Computer Science 2025-09-22 Gulnaz Gimaletdinova , Dim Shaiakhmetov , Madina Akpaeva , Mukhammadmuso Abduzhabbarov , Kadyrmamat Momunov