搜索结果: 1-7 共查到“测绘科学技术 GF-7”相关记录7条 . 查询时间(0.069 秒)
EXTRACTION AND ANALYSIS OF MAJOR AUTUMN CROPS IN JINGXIAN COUNTY BASED ON MULTI - TEMPORAL GF - 1 REMOTE SENSING IMAGE AND OBJECT-ORIENTED
Remote Sensing Autumn Crops Object-oriented Information Extraction Phenological Characteristics
2018/5/15
The purpose of this paper is to provide decision support for the adjustment and optimization of crop planting structure in Jingxian County. The object-oriented information extraction method is used to...
ANALYSIS AND APPLICATION OF LINEAMENTS EXTRACTION USING GF-1 SATELLITE IMAGES IN LOESS COVERED
Geological lineaments Remote Sensing GF-1 satellite images Hough Transform Edge detection
2018/5/14
Faults, folds and other tectonics regions belong to the weak areas of geology, will form linear geomorphology as a result of erosion, which appears as lineaments on the earth surface. Lineaments contr...
REMOTE SENSING MONITORING OF WETLAND OF SANYA AND LINGSHUI IN HAINAN PROVINCE, BASED ON GF DATA
Remote Sensing Wetland Monitoring GF Data Natural Wetland Constructed Wetland Hainan Province
2018/5/14
Wetland is an important land and natural resources with many functions. It is closely related to the survival, reproduction and development of human beings, as well as one of the most important living...
ESTIMATION CODMN IN GUANGZHOU SECTION OF PEARL RIVER BASED ON GF-1 IMAGES
COD_Mn GF-1 water color remote sensing Pearl River Guangzhou
2018/5/14
Due to the way that remote sensing works, it has natural advantage to detect optical constituents in waters. And many kinds of inversion models were constructed based on the three main optical constit...
基于GF-2卫星数据的孕穗期小麦叶面积指数反演——以河北省廊坊市为例
植被指数 神经网络 叶面积指数(LAI) 反演方法 精度验证
2018/4/10
叶面积指数(leaf area index,LAI)是评价植被长势和预测产量的重要农业生理生态参数。高分2号(GF-2)卫星数据具有高空间分辨率特点,能反映更多细节信息,针对该数据特点的LAI反演方法具有较高的研究价值。以河北省廊坊市万庄镇为研究区,对孕穗期小麦采用了回归模型和神经网络算法反演LAI; 采用4种植被指数与实测LAI值构建回归模型,同时重点探讨了PROSAIL模型结合神经网络方法进行...
GF-7 IMAGING SIMULATION AND DSM ACCURACY ESTIMATE
GF-7 Imaging Simulation WorldView-2 DSM Accuracy Estimate
2017/7/12
GF-7 satellite is a two-line-array stereo imaging satellite for surveying and mapping which will be launched in 2018. Its resolution is about 0.8 meter at subastral point corresponding to a 20 k...
The wide field of view (WFV) imaging instrument carried on the Chinese GF-1 satellite includes four cameras. Each camera has 200km swath-width that can acquire earth image at the same time and the o...