[[["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"]],[],[],["Landsat 2 MSS Collection 2 data is categorized into Tier 1 and Tier 2. Tier 1 scenes contain the highest quality data and are suitable for time-series analysis, and includes Level-1 Precision Terrain processed data. Tier 2 includes scenes that did not meet Tier 1 criteria during processing, this includes Systematic terrain and Systematic processed scenes. Both tiers provide DN values that represent scaled, calibrated at-sensor radiance.\n"]]