Earth Engine 会尝试检测主几何图形列,并假定数据投影为 WGS84,除非另有说明。几何图形的测地线状态由给定投影的默认边缘解读决定(例如,WGS84 使用测地线几何图形),但可以在“高级设置”菜单中替换此设置。如果数据的几何图形是由 x 列和 y 列定义的点,请务必将相应列命名为“经度”和“纬度”,或在“高级设置”下指定 x 列和 y 列名称。
[[["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"]],["最后更新时间 (UTC):2025-02-18。"],[[["Upload Shapefiles or CSV files as table assets to Earth Engine using the Asset Manager or command line interface."],["Ensure your vector data is in `EPSG:4326` projection before uploading to avoid unintended coordinate transformations."],["CSV files representing geospatial features must have a geometry column (GeoJSON or WKT) or columns named \"longitude\" and \"latitude\" for point locations."],["Large geometries with over 1 million vertices will be automatically split by Earth Engine during upload, and you can adjust this limit in Advanced Options."],["Monitor upload progress and manage tasks in the Task Manager, and access uploaded table assets as `FeatureCollection` objects in your scripts."]]],["Datasets in Shapefile or CSV format can be uploaded using the Asset Manager or command line interface. When uploading, specify a unique asset ID. Shapefiles require .shp, .dbf, and .shx files; a .prj file is recommended to avoid WGS84 default coordinates. CSV files should include a geometry string or x and y position properties. Geometries with over 1 million vertices will automatically split. Upload progress can be tracked in the Task Manager. Table uploads have a limit of 100 million features and 1,024 properties per feature.\n"]]