[[["易于理解","easyToUnderstand","thumb-up"],["解决了我的问题","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["没有我需要的信息","missingTheInformationINeed","thumb-down"],["太复杂/步骤太多","tooComplicatedTooManySteps","thumb-down"],["内容需要更新","outOfDate","thumb-down"],["翻译问题","translationIssue","thumb-down"],["示例/代码问题","samplesCodeIssue","thumb-down"],["其他","otherDown","thumb-down"]],[],[],["This dataset, MODIS/MYD09GA_NDVI, provides the Normalized Difference Vegetation Index (NDVI) derived from MODIS surface reflectance composites. NDVI values range from -1.0 to 1.0, calculated as (NIR - Red) / (NIR + Red), with a daily cadence and 463.313-meter pixel size. It spans from 2002-07-04 to 2017-03-30. The data is freely available for use, sale, and redistribution. It has been superseded by MODIS/MYD09GA_006_NDVI. Earth Engine access registration is required.\n"]]