Mapping paddy fields by using spatial and temporal remote sensing data fusion technology

被引:0
作者
Wu M. [1 ]
Niu Z. [1 ]
Wang C. [1 ]
机构
[1] The State Key Laboratory of Remote Sensing Science, Institute of Remote Sensing Applications, Chinese Academy of Sciences
来源
Nongye Gongcheng Xuebao/Transactions of the Chinese Society of Agricultural Engineering | 2010年 / 26卷 / SUPPL. 2期
关键词
Crops; Data fusion; Landsat; MODIS; Remote sensing; Rice extraction;
D O I
10.3969/j.issn.1002-6819.2010.z2.010
中图分类号
学科分类号
摘要
In order to solve the problem of data loss in mapping paddy fields, a novel rice extraction method was proposed in this paper by using spatial and temporal remote sensing data fusion technology (STDFT). Using the temporal change information extracted from time series MODIS data, combining with the texture information of Landsat-ETM+ data at former, fusion data was produced which had the same temporal resolution with MODIS data and the same spatial resolution with Landsat-ETM+ image. Then using fusion data in critical period, rice fields was mapped through SVM. The algorithm had been tested over a study area in Jiangning Country, Nanjing City, Jiangsu Province, China. Results showed that this method could map rice effectively. High mapping precision of 93% was acquired with Kappa coefficient of 0.96.
引用
收藏
页码:48 / 52
页数:4
相关论文
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