Bu veri kümesi, Grönland buz tabakasının, 1999-2002 yılları arasında Landsat 7 ETM+ ve RADARSAT-1 SAR görüntülerinden türetilen tam 15 m çözünürlüklü görüntü mozaiği sağlar. Yöntemler; görüntü bulutu maskeleme, yatay keskinleştirme, görüntü örnekleme ve yeniden boyutlandırmanın bir birleşimini içerir...
ArcticDEM, optik stereo görüntüler, yüksek performanslı bilgi işlem ve açık kaynak fotogrametri yazılımı kullanarak Kuzey Kutbu'nun yüksek çözünürlüklü, yüksek kaliteli dijital yüzey modelini (DSM) otomatik olarak üretmek için Ulusal Jeo-uzaysal İstihbarat Ajansı (NGA) ve Ulusal Bilim Vakfı'nın (NSF) kamu-özel girişimidir. Bitki örtüsü, ağaç örtüsü, binalar ve ...
ArcticDEM, optik stereo görüntüler, yüksek performanslı bilgi işlem ve açık kaynak fotogrametri yazılımı kullanarak Kuzey Kutbu'nun yüksek çözünürlüklü, yüksek kaliteli dijital yüzey modelini (DSM) otomatik olarak üretmek için Ulusal Jeo-uzaysal İstihbarat Ajansı (NGA) ve Ulusal Bilim Vakfı'nın (NSF) kamu-özel girişimidir. Bitki örtüsü, ağaç örtüsü, binalar ve ...
Bu Dijital Yükseklik Modeli (DEM), buz tabakasının çevresi ve yaklaşık olarak 82,5°N'lik güneydeki (yani denge çizgisinin yüksekliğinin altında) buz tabakasının çevresi ve buz tabakasının iç ve uzak kuzeydeki AVHRR fotoklinometresi (Scam...) için ASTER ve SPOT-5 DEM'lerin bir kombinasyonundan oluşturulmuştur.
Bu veri kümesinde, Grönland buz örtüsü için 15 m yükseklikte kara buz ve okyanus sınıflandırması maskeleri eksiksiz olarak sağlanmaktadır. Buz örtüsü, USGS ve ...
Araştırma Ortamlarında Kullanılmak üzere NASA Making Earth System Data Record (MEaSUREs) programının bir parçası olan bu veri kümesi, seçilen buzul çıkış bölgelerine ait ortalama aylık hız haritalarından oluşur. Haritalar, Landsat tarafından edinilen optik görüntü çiftleri arasındaki görünür özelliklerin izlenerek, ...
[null,null,[],[[["\u003cp\u003eThe Greenland Ice Mapping Project (GIMP) provides various datasets including a 15m resolution land ice and ocean classification mask, a 15m resolution image mosaic, and a digital elevation model (DEM) for the Greenland ice sheet.\u003c/p\u003e\n"],["\u003cp\u003eGIMP also offers monthly velocity maps for selected glacier outlet areas derived from Landsat imagery.\u003c/p\u003e\n"],["\u003cp\u003eArcticDEM provides high-resolution digital surface models (DSMs) of the Arctic, available as both individual strips and a mosaic, covering terrain features like vegetation and buildings.\u003c/p\u003e\n"]]],["The content details datasets from the Greenland Ice Mapping Project (GIMP) and ArcticDEM initiatives. GIMP provides a 15m resolution ice/ocean classification mask and a 2000 image mosaic of Greenland derived from Landsat 7 and RADARSAT-1. It also includes a digital elevation model (DEM) and mean monthly glacier velocity maps. ArcticDEM, a joint NGA/NSF project, offers high-resolution digital surface models (DSMs) of the Arctic, encompassing features like vegetation and buildings.\n"],null,["# Datasets tagged arctic in Earth Engine\n\n-\n\n |-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### 2000 Greenland Mosaic - Greenland Ice Mapping Project (GIMP)](/earth-engine/datasets/catalog/OSU_GIMP_2000_IMAGERY_MOSAIC) |\n | This dataset provides a complete 15 m resolution image mosaic of the Greenland ice sheet derived from Landsat 7 ETM+ and RADARSAT-1 SAR imagery from the years 1999 to 2002. The methods include a combination of image cloud masking, pan sharpening, image sampling and resizing, ... |\n | [arctic](/earth-engine/datasets/tags/arctic) [gimp](/earth-engine/datasets/tags/gimp) [greenland](/earth-engine/datasets/tags/greenland) [imagery](/earth-engine/datasets/tags/imagery) [nasa](/earth-engine/datasets/tags/nasa) [polar](/earth-engine/datasets/tags/polar) |\n\n-\n\n |--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### ArcticDEM Mosaic V4.1](/earth-engine/datasets/catalog/UMN_PGC_ArcticDEM_V4_2m_mosaic) |\n | ArcticDEM is a National Geospatial-Intelligence Agency (NGA) and National Science Foundation (NSF) public-private initiative to automatically produce a high-resolution, high-quality digital surface model (DSM) of the Arctic using optical stereo imagery, high-performance computing, and open source photogrammetry software. It includes vegetation, tree canopy, buildings, and ... |\n | [arctic](/earth-engine/datasets/tags/arctic) [dem](/earth-engine/datasets/tags/dem) [elevation-topography](/earth-engine/datasets/tags/elevation-topography) [geophysical](/earth-engine/datasets/tags/geophysical) [pgc](/earth-engine/datasets/tags/pgc) [umn](/earth-engine/datasets/tags/umn) |\n\n-\n\n |--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### ArcticDEM Strips](/earth-engine/datasets/catalog/UMN_PGC_ArcticDEM_V3_2m) |\n | ArcticDEM is a National Geospatial-Intelligence Agency (NGA) and National Science Foundation (NSF) public-private initiative to automatically produce a high-resolution, high-quality digital surface model (DSM) of the Arctic using optical stereo imagery, high-performance computing, and open source photogrammetry software. It includes vegetation, tree canopy, buildings, and ... |\n | [arctic](/earth-engine/datasets/tags/arctic) [dem](/earth-engine/datasets/tags/dem) [elevation-topography](/earth-engine/datasets/tags/elevation-topography) [geophysical](/earth-engine/datasets/tags/geophysical) [pgc](/earth-engine/datasets/tags/pgc) [umn](/earth-engine/datasets/tags/umn) |\n\n-\n\n |-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### Greenland DEM - Greenland Mapping Project (GIMP)](/earth-engine/datasets/catalog/OSU_GIMP_DEM) |\n | This Digital Elevation Model (DEM) is constructed from a combination of ASTER and SPOT-5 DEM's for the ice sheet periphery and margin (i.e. below the equilbrium line elevation) south of approximately 82.5°N and AVHRR photoclinometry in the ice sheet interior and far north (Scambos and ... |\n | [arctic](/earth-engine/datasets/tags/arctic) [elevation-topography](/earth-engine/datasets/tags/elevation-topography) [gimp](/earth-engine/datasets/tags/gimp) [greenland](/earth-engine/datasets/tags/greenland) [nasa](/earth-engine/datasets/tags/nasa) [polar](/earth-engine/datasets/tags/polar) |\n\n-\n\n |------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### Greenland Ice \\& Ocean Mask - Greenland Mapping Project (GIMP)](/earth-engine/datasets/catalog/OSU_GIMP_2000_ICE_OCEAN_MASK) |\n | This dataset provides complete land ice and ocean classification masks at 15 m for the Greenland ice sheet. Ice cover was mapped using a combination of orthorectified panchromatic (band 8) imagery from the Landsat 7 Enhanced Thematic Mapper Plus (ETM+), distributed by the USGS, and ... |\n | [arctic](/earth-engine/datasets/tags/arctic) [cryosphere](/earth-engine/datasets/tags/cryosphere) [gimp](/earth-engine/datasets/tags/gimp) [greenland](/earth-engine/datasets/tags/greenland) [ice](/earth-engine/datasets/tags/ice) [nasa](/earth-engine/datasets/tags/nasa) |\n\n-\n\n |------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### MEaSUREs Greenland Ice Velocity: Selected Glacier Site Velocity Maps from Optical Images Version 2](/earth-engine/datasets/catalog/OSU_GIMP_ICE_VELOCITY_OPT) |\n | This dataset, part of the NASA Making Earth System Data Records for Use in Research Environments (MEaSUREs) program, consists of mean monthly velocity maps for selected glacier outlet areas. The maps are generated by tracking visible features between optical image pairs acquired by the Landsat ... |\n | [arctic](/earth-engine/datasets/tags/arctic) [cryosphere](/earth-engine/datasets/tags/cryosphere) [gimp](/earth-engine/datasets/tags/gimp) [greenland](/earth-engine/datasets/tags/greenland) [ice](/earth-engine/datasets/tags/ice) [nasa](/earth-engine/datasets/tags/nasa) |"]]
