GLS2005 veri kümesi, 2004 ile 2007 yılları arasında toplanan ve Dünya'nın kara kütlelerini kapsayan 9.500 ortorektif yaprak üzerinde orta çözünürlüklü uydu görüntülerinden oluşur. GLS2005, EO-1 ALI ve Terra ASTER verilerinin boşlukları doldurduğu Landsat 5 ve boşlukları doldurulmuş Landsat 7 verilerini temel olarak kullanır.
GLS2005 veri kümesi, 2004 ile 2007 yılları arasında toplanan ve Dünya'nın kara kütlelerini kapsayan 9.500 ortorektif yaprak üzerinde orta çözünürlüklü uydu görüntülerinden oluşur. GLS2005, EO-1 ALI ve Terra ASTER verilerinin boşlukları doldurduğu Landsat 5 ve boşlukları doldurulmuş Landsat 7 verilerini temel olarak kullanır.
Ölçeklendirilmiş, sensördeki radyansı temsil eden Landsat 7 Collection 2 Tier 1 DN değerleri. Mevcut en yüksek veri kalitesine sahip Landsat sahneleri 1. Katman'a yerleştirilir ve zaman serisi işleme analizi için uygun kabul edilir. 1. Katman, aşağıdaki özelliklere sahip 1. Seviye Hassas Arazi (L1TP) işlenmiş verileri içerir:
Ölçeklendirilmiş, kalibre edilmiş sensördeki parlaklığı temsil eden Landsat 7 Collection 2 Tier 1 ve Gerçek Zamanlı veri DN değerleri. Mevcut en yüksek veri kalitesine sahip Landsat sahneleri 1. Katman'a yerleştirilir ve zaman serisi işleme analizi için uygun kabul edilir. 1. katman, işlenmiş 1. Katman Hassas Arazi (L1TP) içerir.
Ölçeklendirilmiş, sensördeki radyansı temsil eden Landsat 7 Collection 2 Tier 2 DN değerleri. İşleme sırasında 1. Katman ölçütlerini karşılamayan sahneler 2. Katman'a atanır. Buna sistematik arazi (L1GT) ve sistematik (L1GS) işlenmiş görüntüler ile …
Bu veri kümesi, Landsat 7 ETM+ sensörü tarafından üretilen verilerden türetilen atmosferik olarak düzeltilmiş yüzey yansıması ve arazi yüzey sıcaklığını içerir. Bu görüntüler, ortorektif yüzey yansıması olarak işlenen 4 görünür ve yakın kızılötesi (VNIR) bandı ve 2 kısa dalga kızılötesi (SWIR) bandı ile bir termal …
Bu veri kümesi, Landsat 7 ETM+ sensörü tarafından üretilen verilerden türetilen atmosferik olarak düzeltilmiş yüzey yansıması ve arazi yüzey sıcaklığını içerir. Bu görüntüler, ortorektif yüzey yansıması olarak işlenen 4 görünür ve yakın kızılötesi (VNIR) bandı ve 2 kısa dalga kızılötesi (SWIR) bandı ile bir termal …
[null,null,[],[[["\u003cp\u003eThis page provides access to various Landsat 7 datasets, including raw and atmospherically corrected scenes from Collection 2, Tiers 1 and 2.\u003c/p\u003e\n"],["\u003cp\u003eThe GLS2005 dataset offers a global collection of medium-resolution satellite images from 2004-2007, primarily using Landsat 5 and 7 data.\u003c/p\u003e\n"],["\u003cp\u003eLandsat 7 Collection 2 is organized into Tier 1 (highest quality for time-series analysis) and Tier 2 (other scenes).\u003c/p\u003e\n"],["\u003cp\u003eLevel 2 products offer atmospherically corrected surface reflectance and land surface temperature data derived from Landsat 7 ETM+ sensor.\u003c/p\u003e\n"],["\u003cp\u003eData includes visible, near-infrared, short-wave infrared, and thermal bands, processed to orthorectified surface reflectance.\u003c/p\u003e\n"]]],["The datasets are from the Landsat program, specifically Landsat 5 and 7. The GLS2005 dataset contains 9500 orthorectified satellite images from 2004-2007, using Landsat 5 and 7, with some other satellites to fill gaps. Landsat 7 Collection 2 datasets include Tier 1, Tier 2 and real-time raw scenes. It also contains Level 2 datasets which have surface reflectance and land surface temperature derived from the Landsat 7 sensor.\n"],null,["# Datasets tagged etm in Earth Engine\n\n-\n\n |------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### Landsat Global Land Survey 2005, Landsat 5 scenes](/earth-engine/datasets/catalog/LANDSAT_GLS2005_L5) |\n | The GLS2005 data set is a collection of 9500 orthorectified leaf-on medium-resolution satellite images collected between 2004 and 2007 and covering the Earth's land masses. GLS2005 uses mainly Landsat 5 and gap-filled Landsat 7 data with EO-1 ALI and Terra ASTER data filling in any ... |\n | [etm](/earth-engine/datasets/tags/etm) [gls](/earth-engine/datasets/tags/gls) [l5](/earth-engine/datasets/tags/l5) [landsat](/earth-engine/datasets/tags/landsat) [radiance](/earth-engine/datasets/tags/radiance) [satellite-imagery](/earth-engine/datasets/tags/satellite-imagery) |\n\n-\n\n |------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### Landsat Global Land Survey 2005, Landsat 7 scenes](/earth-engine/datasets/catalog/LANDSAT_GLS2005_L7) |\n | The GLS2005 data set is a collection of 9500 orthorectified leaf-on medium-resolution satellite images collected between 2004 and 2007 and covering the Earth's land masses. GLS2005 uses mainly Landsat 5 and gap-filled Landsat 7 data with EO-1 ALI and Terra ASTER data filling in any ... |\n | [etm](/earth-engine/datasets/tags/etm) [gls](/earth-engine/datasets/tags/gls) [l7](/earth-engine/datasets/tags/l7) [landsat](/earth-engine/datasets/tags/landsat) [radiance](/earth-engine/datasets/tags/radiance) [satellite-imagery](/earth-engine/datasets/tags/satellite-imagery) |\n\n-\n\n |---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### USGS Landsat 7 Collection 2 Tier 1 Raw Scenes](/earth-engine/datasets/catalog/LANDSAT_LE07_C02_T1) |\n | Landsat 7 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 have ... |\n | [c2](/earth-engine/datasets/tags/c2) [etm](/earth-engine/datasets/tags/etm) [global](/earth-engine/datasets/tags/global) [l7](/earth-engine/datasets/tags/l7) [landsat](/earth-engine/datasets/tags/landsat) [le7](/earth-engine/datasets/tags/le7) |\n\n-\n\n |-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### USGS Landsat 7 Collection 2 Tier 1 and Real-Time data Raw Scenes](/earth-engine/datasets/catalog/LANDSAT_LE07_C02_T1_RT) |\n | Landsat 7 Collection 2 Tier 1 and Real-Time data 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 ... |\n | [c2](/earth-engine/datasets/tags/c2) [etm](/earth-engine/datasets/tags/etm) [global](/earth-engine/datasets/tags/global) [l7](/earth-engine/datasets/tags/l7) [landsat](/earth-engine/datasets/tags/landsat) [le7](/earth-engine/datasets/tags/le7) |\n\n-\n\n |------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### USGS Landsat 7 Collection 2 Tier 2 Raw Scenes](/earth-engine/datasets/catalog/LANDSAT_LE07_C02_T2) |\n | Landsat 7 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 not ... |\n | [c2](/earth-engine/datasets/tags/c2) [etm](/earth-engine/datasets/tags/etm) [global](/earth-engine/datasets/tags/global) [l7](/earth-engine/datasets/tags/l7) [landsat](/earth-engine/datasets/tags/landsat) [le7](/earth-engine/datasets/tags/le7) |\n\n-\n\n |-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### USGS Landsat 7 Level 2, Collection 2, Tier 1](/earth-engine/datasets/catalog/LANDSAT_LE07_C02_T1_L2) |\n | This dataset contains atmospherically corrected surface reflectance and land surface temperature derived from the data produced by the Landsat 7 ETM+ sensor. These images contain 4 visible and near-infrared (VNIR) bands and 2 short-wave infrared (SWIR) bands processed to orthorectified surface reflectance, and one thermal ... |\n | [cfmask](/earth-engine/datasets/tags/cfmask) [cloud](/earth-engine/datasets/tags/cloud) [etm](/earth-engine/datasets/tags/etm) [fmask](/earth-engine/datasets/tags/fmask) [global](/earth-engine/datasets/tags/global) [landsat](/earth-engine/datasets/tags/landsat) |\n\n-\n\n |-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### USGS Landsat 7 Level 2, Collection 2, Tier 2](/earth-engine/datasets/catalog/LANDSAT_LE07_C02_T2_L2) |\n | This dataset contains atmospherically corrected surface reflectance and land surface temperature derived from the data produced by the Landsat 7 ETM+ sensor. These images contain 4 visible and near-infrared (VNIR) bands and 2 short-wave infrared (SWIR) bands processed to orthorectified surface reflectance, and one thermal ... |\n | [cfmask](/earth-engine/datasets/tags/cfmask) [cloud](/earth-engine/datasets/tags/cloud) [etm](/earth-engine/datasets/tags/etm) [fmask](/earth-engine/datasets/tags/fmask) [global](/earth-engine/datasets/tags/global) [landsat](/earth-engine/datasets/tags/landsat) |"]]
