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author:

Xu, R. (Xu, R..) [1]

Indexed by:

Scopus

Abstract:

Road extraction from remote sensing image is a very popular topic. There are many methods dealing with this problem, but few of them focus on suburban roads. This paper presents a hierarchical object-based method for suburban road extraction. First, the image is preprocessed by the Normalized Difference Vegetation Index (NDVI) and the Hue-Saturation-Intensity (HSI) Index. Vegetation regions, shadows and water areas are then removed. Second, texture features are applied to classifying the preprocessed image into two categories: road and non-road. Homogeneous property is combined to remove false classification so as to generate initial road skeleton. Third, the road skeleton is refined by using a series of morphology operations and shape features. Fourth, the curvilinear feature of road skeleton is detected by a set of multiple filtering detectors. Finally, a regression method is performed to extract smooth and accurate road centerlines. The experimental results indicate that the proposed method is suitable for suburban road extraction. © 2016 ISSN 2185-2766.

Keyword:

Centerline; Classification; Object-based method; Remote sensing image; Road extraction

Community:

  • [ 1 ] [Xu, R.]College of Information Science and Engineering, Fujian University of Technology, No. 3, Xueyuan Road, University Town, Fuzhou, 350118, China
  • [ 2 ] [Xu, R.]Fujian Provincial Key Laboratory of Big Data Mining and Applications, Fujian University of Technology, No. 3, Xueyuan Road, University Town, Fuzhou, 350118, China
  • [ 3 ] [Xu, R.]Key Lab of Spatial Data Mining and Information Sharing of Ministry of Education, Spatial Information Research Center of Fujian Province, Fuzhou University, No. 523, Gongye Road, Fuzhou, 350002, China

Reprint 's Address:

  • [Xu, R.]College of Information Science and Engineering, Fujian University of Technology, No. 3, Xueyuan Road, China

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Source :

ICIC Express Letters, Part B: Applications

ISSN: 2185-2766

Year: 2016

Issue: 12

Volume: 7

Page: 2671-2676

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 2

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