Digital Earth Australia (DEA) Water Observations 會使用演算法,將 Landsat 衛星圖像的每個像素分類為「濕」、「乾」或「無效」。水文觀測統計資料會提供以下資訊:Landsat 衛星每年可清楚看到某個區域的次數、可清楚看到該區域的 Landsat 衛星數量,以及每個 Landsat 衛星可清楚看到該區域的次數。
[[["容易理解","easyToUnderstand","thumb-up"],["確實解決了我的問題","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["缺少我需要的資訊","missingTheInformationINeed","thumb-down"],["過於複雜/步驟過多","tooComplicatedTooManySteps","thumb-down"],["過時","outOfDate","thumb-down"],["翻譯問題","translationIssue","thumb-down"],["示例/程式碼問題","samplesCodeIssue","thumb-down"],["其他","otherDown","thumb-down"]],[],[],["Geoscience Australia provides Earth observation services, advice, and data for decision-making. They ensure access to remotely sensed information, promote satellite imagery use, and advance remote sensing science. They also steward data and coordinate national imagery during disasters. Their datasets include the National Intertidal Digital Elevation Model, and various DEA products, exploiting Landsat data, to show annual land changes, land cover classifications, and water observation statistics for Australia.\n"]]