{ "culture": "en-US", "name": "Mine_NDVI", "guid": "", "catalogPath": "", "snippet": "该图层反映植被生长状况和植被分布状况", "description": "

归一化指数产品是基于Landsat8、高分、Sentinel2等卫星遥感数据,采用标准算法生成的植被指数数据产品。该产品有效反映了各矿区在空间尺度上的植被覆盖分布和生长状况。NDVI数据产品类型为32位浮点型,值在-1和1之间,负值表示地面覆盖为云、水、雪等,对可见光高反射;0表示有岩石或裸土等;正值表示有植被覆盖,且随覆盖度增大而增大。<\/SPAN><\/P><\/DIV><\/DIV><\/DIV>", "summary": "该图层反映植被生长状况和植被分布状况", "title": "Mine_NDVI", "tags": [ "NDVI" ], "type": "Image Service", "typeKeywords": [ "Data", "Service", "Image Service", "ArcGIS Server" ], "thumbnail": "", "url": "https://portal.shaanxieco.com/server", "minScale": 2.95828763795855E8, "maxScale": 72223.8192860973, "spatialReference": "GCS_WGS_1984", "accessInformation": "", "licenseInfo": "" }