Bui, Thanh, Ghita, Ovidiu, Whelan, Paul F. ORCID: 0000-0001-9230-7656 and Trang, Hoang (2012) A robust algorithm for detection and classification of traffic signs in video data. In: International Conference on Control, Automation and Information Sciences (ICCAIS 2012), 26-29 Nov 2012, Ho Chi Minh, Vietnam. ISBN 978-1-4673-0812-0
Abstract
—The accurate identification and recognition of the traffic signs is a challenging problem as the developed systems have to address a large number of imaging problems such as motion artifacts, various weather conditions, shadows and partial occlusion, issues that are often encountered in video traffic sequences that are captured from a moving vehicle. These factors substantially degrade the performance of the existing traffic sign recognition (TSR) systems and in this paper we detail the implementation of a new strategy that entails three distinct computational stages. The first component addresses the robust identification of the candidate traffic signs in each frame of the video sequence. The second component discards the traffic sign candidates that do not comply with stringent shape constraints, and the last component implements the classification of the traffic signs using Support Vector Machines (SVMs). The main novel elements of our TSR algorithm are given by the approach that has been developed for traffic sign classification and by the experimental evaluation that was employed to identify the optimal image attributes that are able to maximize the traffic sign classification performance. The TSR algorithm has been validated using video sequences that include the most important categories of signs that are used to regulate the traffic on the Irish and UK roads, and it achieved 87.6% sign detection, 99.2% traffic sign classification accuracy and 86.7% overall traffic sign recognition.
Metadata
Item Type: | Conference or Workshop Item (Paper) |
---|---|
Event Type: | Conference |
Refereed: | Yes |
Uncontrolled Keywords: | computer vision; Traffic signs; Color segmentation; Shape analysis; Image attributes; Support Vector Machines |
Subjects: | UNSPECIFIED |
DCU Faculties and Centres: | DCU Faculties and Schools > Faculty of Engineering and Computing > School of Electronic Engineering |
Published in: | Control, Automation and Information Sciences (ICCAIS), 2012 International Conference on. . IEEE. ISBN 978-1-4673-0812-0 |
Publisher: | IEEE |
Official URL: | http://dx.doi.org/10.1109/ICCAIS.2012.6466568 |
Copyright Information: | © 2012 IEEE. Personal use f this material is permitted. Permission from IEEE must be obtained for all other users, including reprinting/republishing this material for advertising or promotional purposes, creating new collective works for resale or redistribution to servers or lists, or reuse of any copyrighted components of this work in other works |
Use License: | This item is licensed under a Creative Commons Attribution-NonCommercial-Share Alike 3.0 License. View License |
ID Code: | 18573 |
Deposited On: | 16 Jul 2013 13:08 by Mark Sweeney . Last Modified 11 Jan 2019 13:25 |
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