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author:

Qiu, B.-W. (Qiu, B.-W..) [1] | Zeng, C.-Y. (Zeng, C.-Y..) [2] | Tang, Z.-H. (Tang, Z.-H..) [3] | Li, W.-J. (Li, W.-J..) [4] | Hirsh, A. (Hirsh, A..) [5]

Indexed by:

Scopus CSCD

Abstract:

The scale-location specific control on vegetation distribution was investigated through continuous wavelet transforms approaches in subtropical mountain-hill region, Fujian, China. The Normalized Difference Vegetation Index (NDVI) was calculated as an indicator of vegetation greenness using Chinese Environmental Disaster Reduction Satellite images along latitudinal and longitudinal transects. Four scales of variations were identified from the local wavelet spectrum of NDVI, with much stronger wavelet variances observed at larger scales. The characteristic scale of vegetation distribution within mountainous and hilly regions in Southeast China was around 20 km. Significantly strong wavelet coherency was generally examined in regions with very diverse topography, typically characterized as small mountains and hills fractured by rivers and residents. The continuous wavelet based approaches provided valuable insight on the hierarchical structure and its corresponding characteristic scales of ecosystems, which might be applied in defining proper levels in multilevel models and optimal bandwidths in Geographically Weighted Regression. © 2013 Science Press, Institute of Mountain Hazards and Environment, CAS and Springer-Verlag Berlin Heidelberg.

Keyword:

Characteristic scale; Continuous wavelet transform; Mountain-hill region; NDVI; Scale-location specific

Community:

  • [ 1 ] [Qiu, B.-W.]Key Laboratory of Spatial Data Mining and Information Sharing of Ministry of Education, Spatial Information Research Centre of Fujian Province, Fuzhou University, Fuzhou, 350002, Fujian, China
  • [ 2 ] [Zeng, C.-Y.]Key Laboratory of Spatial Data Mining and Information Sharing of Ministry of Education, Spatial Information Research Centre of Fujian Province, Fuzhou University, Fuzhou, 350002, Fujian, China
  • [ 3 ] [Tang, Z.-H.]Community and Regional Planning Program, University of Nebraska-Lincoln, Lincoln, NE, 68558, United States
  • [ 4 ] [Li, W.-J.]Key Laboratory of Spatial Data Mining and Information Sharing of Ministry of Education, Spatial Information Research Centre of Fujian Province, Fuzhou University, Fuzhou, 350002, Fujian, China
  • [ 5 ] [Hirsh, A.]Department of Civil Engineering, University of Nebraska-Lincoln, Nebraska-Lincoln, United States

Reprint 's Address:

  • [Qiu, B.-W.]Key Laboratory of Spatial Data Mining and Information Sharing of Ministry of Education, Spatial Information Research Centre of Fujian Province, Fuzhou University, Fuzhou, 350002, Fujian, China

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Source :

Journal of Mountain Science

ISSN: 1672-6316

Year: 2013

Issue: 4

Volume: 10

Page: 541-552

0 . 7 6 3

JCR@2013

2 . 3 0 0

JCR@2023

JCR Journal Grade:4

CAS Journal Grade:4

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: 0

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