Automatic main road extraction from high resolution satellite imageries by means of self-learning fuzzy-GA algorithm

被引:6
作者
Mohammadzadeh, A. [1 ]
Valadan Zoej, M.J. [1 ]
Tavakoli, A. [2 ]
机构
[1] Department of Remote Sensing, K.N. Toosi University of Technology, Tehran
[2] Department of Electrical Engineering, Amirkabir University, Tehran
关键词
Continuous genetic algorithm; Fuzzy logic; IKONOS; Image segmentation; Mathematical morphology; Road centerline extraction;
D O I
10.3923/jas.2008.3431.3438
中图分类号
学科分类号
摘要
In this study, using few samples from road surface, a continuous genetic algorithm is applied to a fuzzy based mean calculation system to obtain road mean values in each band of high resolution satellite colour images. Then, the images are segmented using the calculated mean values from the self-learning fuzzy-GA system. The proposed self-learning fuzzy-GA algorithm calculated best mean value with sub grey level precision. The method is applied to simulated images where the calculated mean values are consistent with the hypothetic mean values. Application of the method to IKONOS satellite images has shown a prospective outcome. Mathematical morphology is subsequently used to extract an initial main road centerline from the segmented image. Then, small redundant segments are automatically removed. The quality of the extracted road centerline indicates the effectiveness of the proposed approach. © 2008 Asian Network for Scientific Information.
引用
收藏
页码:3431 / 3438
页数:7
相关论文
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