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لقطات أولية من مجموعة USGS Landsat 3 MSS Collection 2 Tier 1
قيم DN من المستوى 1 لفئة Landsat 3 MSS Collection 2 من الفئة 1، والتي تمثّل الإضاءة المقاسة والمُعايرَة عند أداة الاستشعار يتم وضع مشاهد Landsat التي تتضمن أعلى جودة بيانات متاحة في الفئة 1، وتعتبر مناسبة لتحليل معالجة السلسلة الزمنية. يتضمّن المستوى 1 البيانات التي تمت معالجتها من خلال ميزة "التضاريس الدقيقة من المستوى 1" (L1TP) والتي … c2 global l3 landsat lm3 mss -
لقطات أولية من مجموعة USGS Landsat 3 MSS Collection 2 من المستوى 2
قيم DN من المستوى 2 من المجموعة 2 من MSS في Landsat 3، والتي تمثّل الإضاءة المقاسة والمُعايرَة عند أداة الاستشعار يتم تصنيف المشاهد التي لا تستوفي معايير المستوى 1 أثناء المعالجة على أنّها من المستوى 2. ويشمل ذلك مشاهد التضاريس (L1GT) والمشاهد المُعالجة (L1GS) المُعدَّة من صور L1TP، بالإضافة إلى أي مشاهد L1TP لا … c2 global l3 landsat lm3 mss
Datasets tagged l3 in Earth Engine
[null,null,[],[[["\u003cp\u003eThe USGS Landsat 3 MSS Collection 2 provides access to Tier 1 and Tier 2 raw scenes, representing scaled, calibrated at-sensor radiance.\u003c/p\u003e\n"],["\u003cp\u003eTier 1 scenes have the highest data quality and are suitable for time-series analysis, including Level-1 Precision Terrain (L1TP) processed data.\u003c/p\u003e\n"],["\u003cp\u003eTier 2 scenes did not meet Tier 1 criteria and include Systematic terrain (L1GT) and Systematic (L1GS) processed scenes, as well as any L1TP scenes with issues.\u003c/p\u003e\n"],["\u003cp\u003eBoth collections offer global coverage and data from the Landsat 3 MSS sensor.\u003c/p\u003e\n"]]],["Landsat 3 MSS data is categorized into two tiers: Tier 1 and Tier 2. Tier 1 comprises scenes with the highest data quality, suitable for time-series analysis, and includes Level-1 Precision Terrain processed data. Tier 2 includes scenes not meeting Tier 1 standards, incorporating Systematic terrain and Systematic processed scenes. Both tiers provide DN values that represent scaled, calibrated at-sensor radiance, with a global presence.\n"],null,["# Datasets tagged l3 in Earth Engine\n\n-\n\n |--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### USGS Landsat 3 MSS Collection 2 Tier 1 Raw Scenes](/earth-engine/datasets/catalog/LANDSAT_LM03_C02_T1) |\n | Landsat 3 MSS Collection 2 Tier 1 DN values, representing scaled, calibrated at-sensor radiance. Landsat scenes with the highest available data quality are placed into Tier 1 and are considered suitable for time-series processing analysis. Tier 1 includes Level-1 Precision Terrain (L1TP) processed data that ... |\n | [c2](/earth-engine/datasets/tags/c2) [global](/earth-engine/datasets/tags/global) [l3](/earth-engine/datasets/tags/l3) [landsat](/earth-engine/datasets/tags/landsat) [lm3](/earth-engine/datasets/tags/lm3) [mss](/earth-engine/datasets/tags/mss) |\n\n-\n\n |------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### USGS Landsat 3 MSS Collection 2 Tier 2 Raw Scenes](/earth-engine/datasets/catalog/LANDSAT_LM03_C02_T2) |\n | Landsat 3 MSS Collection 2 Tier 2 DN values, representing scaled, calibrated at-sensor radiance. Scenes not meeting Tier 1 criteria during processing are assigned to Tier 2. This includes Systematic terrain (L1GT) and Systematic (L1GS) processed scenes, as well as any L1TP scenes that do ... |\n | [c2](/earth-engine/datasets/tags/c2) [global](/earth-engine/datasets/tags/global) [l3](/earth-engine/datasets/tags/l3) [landsat](/earth-engine/datasets/tags/landsat) [lm3](/earth-engine/datasets/tags/lm3) [mss](/earth-engine/datasets/tags/mss) |"]]