コロンビア大学国際地球科学情報ネットワーク センター（CIESIN）。2018 年。Gridded Population of the World, Version 4（GPWv4）: National Identifier Grid, Revision 11。Palisades, NY: NASA Socioeconomic Data and Applications Center（SEDAC）。https://doi.org/10.7927/H4F47M2C。Accessed DAY MONTH YEAR.
[[["わかりやすい","easyToUnderstand","thumb-up"],["問題の解決に役立った","solvedMyProblem","thumb-up"],["その他","otherUp","thumb-up"]],[["必要な情報がない","missingTheInformationINeed","thumb-down"],["複雑すぎる / 手順が多すぎる","tooComplicatedTooManySteps","thumb-down"],["最新ではない","outOfDate","thumb-down"],["翻訳に関する問題","translationIssue","thumb-down"],["サンプル / コードに問題がある","samplesCodeIssue","thumb-down"],["その他","otherDown","thumb-down"]],[],[[["\u003cp\u003eThe GPWv4.11 National Identifier Grid dataset identifies the census data sources used for the Gridded Population of the World Version 4 (GPWv4) population estimates.\u003c/p\u003e\n"],["\u003cp\u003eThis dataset, provided by NASA SEDAC, covers the period from 2000 to 2020 and has a spatial resolution of approximately 1km (30 arc-seconds).\u003c/p\u003e\n"],["\u003cp\u003ePixels with the same value within the dataset represent the same data source, typically a country or territory.\u003c/p\u003e\n"],["\u003cp\u003eGPWv4.11 models the distribution of the global human population using data from the 2010 round of censuses, extrapolated to produce estimates for each modeled year.\u003c/p\u003e\n"],["\u003cp\u003eThe dataset is available through Google Earth Engine and is licensed under CC-BY-4.0.\u003c/p\u003e\n"]]],["The dataset from NASA SEDAC, available from 2000 to 2020, provides census data sources for GPWv4 population estimates. It models global population distribution on a 1km grid for 2000, 2005, 2010, 2015, and 2020. Each pixel in the 'national_identifier_grid' band, with values ranging from 4 to 999, indicates a unique census data source, often representing a country or territory. Access and analysis are available through Google Earth Engine, and the data is under a CC-BY-4.0 license.\n"],null,[]]
