基于波谱分析技术的遥感作物分类方法

为获取东北三省作物类型分布信息,精确地进行粮食估产,该文以250mMODIS时间序列NDVI数据为主要数据源,以东北三省主要粮食作物水稻、玉米、大豆、小麦为研究对象,利用波谱分析方法对东北三省作物类型的空间分布进行研究。研究结果表明,大豆的遥感反演面积和统计面积的相关性最好(R2=0.770),其次是玉米(R2=0.710),水稻(R2=0.686)。该文使用的作物分类方法适用于试验条件有限,实测数据较难获得并以遥感数据为主要数据源且研究区域较大、作物类型单一、种植面积广的情况。...

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Published in农业工程学报 Vol. 28; no. 5; pp. 154 - 160
Main Author 陈思宁 赵艳霞 申双和
Format Journal Article
LanguageChinese
Published 南京信息工程大学应用气象学院,南京,210044%中国气象科学研究院,北京,100081 2012
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Abstract 为获取东北三省作物类型分布信息,精确地进行粮食估产,该文以250mMODIS时间序列NDVI数据为主要数据源,以东北三省主要粮食作物水稻、玉米、大豆、小麦为研究对象,利用波谱分析方法对东北三省作物类型的空间分布进行研究。研究结果表明,大豆的遥感反演面积和统计面积的相关性最好(R2=0.770),其次是玉米(R2=0.710),水稻(R2=0.686)。该文使用的作物分类方法适用于试验条件有限,实测数据较难获得并以遥感数据为主要数据源且研究区域较大、作物类型单一、种植面积广的情况。
AbstractList S127; 为获取东北三省作物类型分布信息,精确地进行粮食估产,该文以250 m MODIS时间序列NDVI数据为主要数据源,以东北三省主要粮食作物水稻、玉米、大豆、小麦为研究对象,利用波谱分析方法对东北三省作物类型的空间分布进行研究.研究结果表明,大豆的遥感反演面积和统计面积的相关性最好(R2=0.770),其次是玉米(R2=0.710),水稻(R2=0.686).该文使用的作物分类方法适用于试验条件有限,实测数据较难获得并以遥感数据为主要数据源且研究区域较大、作物类型单一、种植面积广的情况.
为获取东北三省作物类型分布信息,精确地进行粮食估产,该文以250mMODIS时间序列NDVI数据为主要数据源,以东北三省主要粮食作物水稻、玉米、大豆、小麦为研究对象,利用波谱分析方法对东北三省作物类型的空间分布进行研究。研究结果表明,大豆的遥感反演面积和统计面积的相关性最好(R2=0.770),其次是玉米(R2=0.710),水稻(R2=0.686)。该文使用的作物分类方法适用于试验条件有限,实测数据较难获得并以遥感数据为主要数据源且研究区域较大、作物类型单一、种植面积广的情况。
Author 陈思宁 赵艳霞 申双和
AuthorAffiliation 南京信息工程大学应用气象学院,南京210044 中国气象科学研究院,北京100081
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Chen Sining
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DocumentTitleAlternate Crop classification by remote sensing based on spectral analysis
DocumentTitle_FL Crop classification by remote sensing based on spectral analysis
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Keywords 东北三省
作物
遥感
NDVI
波谱分析
MODIS
分类
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Notes In order to acquire the information of crop classification to estimate crop yield accurately in Northeast China,four kinds of crops(rice,wheat,maize,soybean) were taken as study objects and 250 m MODIS time-series NDVI data was used to analyze the crop distribution patterns based on spectral analysis method.The area derived from the crop classification result was compared with the planted area from statistical data,and the results showed that the correlation of soybeans was better than maize and rice,with R2=0.770,0.710,0.686 respectively.The crop classification method used in the study is suitable for the situation with limited experimental conditions,difficult for obtaining measurements(remote sensing data as the main data source) and large planting area with single crop.
11-2047/S
crops; remote sensing; spectral analysis; classification; MODIS; NDVI; Northeast China
Chen Sining,Zhao Yanxia,Shen Shuanghe(1.College of Applied Meteorology,Nanjing University of Information Science and Technology,Nanjing 210044,Ch
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PublicationTitle 农业工程学报
PublicationTitleAlternate Transactions of the Chinese Society of Agricultural Engineering
PublicationTitle_FL Transactions of the Chinese Society of Agricultural Engineering
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Publisher 南京信息工程大学应用气象学院,南京,210044%中国气象科学研究院,北京,100081
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S127; 为获取东北三省作物类型分布信息,精确地进行粮食估产,该文以250 m...
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SubjectTerms MODIS
NDVI
东北三省
作物
分类
波谱分析
遥感
Title 基于波谱分析技术的遥感作物分类方法
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