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CCNL:来自 DMSP-OLS (1992-2013) v1 的一致且经过校正的夜间灯光数据集
一致且经过校正的夜间灯光 (CCNL) 数据集是美国国防气象计划 (DMSP) 操作性线性扫描系统 (OLS) 版本 4 的经过重新处理的版本。我们采用了一系列方法来减少年际不一致性、饱和度和过曝光影响,并改进数据质量。 dmsp eog imagery lights nighttime ols -
DMSP OLS:全球辐射校准夜间灯光版本 4,国防气象计划操作性线扫描系统
美国国防气象计划 (DMSP) 操作性线扫描系统 (OLS) 具有独特的能力,可在夜间检测可见光和近红外 (VNIR) 排放源。此集合包含没有传感器饱和度的全球夜间灯光图片。传感器通常以高增益设置运行,以便… dmsp eog imagery lights nighttime ols -
DMSP OLS:夜间灯光时间序列版本 4,国防气象计划操作性线扫系统
美国国防气象计划 (DMSP) 操作性线扫描系统 (OLS) 具有独特的能力,可在夜间检测可见光和近红外 (VNIR) 排放源。DMSP-OLS 夜间灯光时间序列版本 4 由使用所有可用的归档 DMSP-OLS 平滑分辨率数据制作的无云合成图像组成… dmsp eog imagery lights nighttime ols -
VIIRS 夜间日夜年段带复合图 V2.1
全球 VIIRS 夜间灯光年度数据集是根据 2013 年至 2021 年的每月无云平均辐射度网格生成的时间序列。2022 年的数据可在 NOAA/VIIRS/DNB/ANNUAL_V22 数据集中找到。初始过滤步骤会移除阳光、月光和多云像素,从而生成粗糙的合成图像, annual dnb eog lights nighttime noaa -
VIIRS 夜间日/夜年段带复合图 V2.2
全球 VIIRS 夜间灯光年度数据集是根据 2022 年每月无云平均辐射度网格生成的时间序列。您可以在 NOAA/VIIRS/DNB/ANNUAL_V21 数据集中找到早些年份的数据。初始过滤步骤移除了阳光、月光和多云像素,从而生成了包含… annual dnb eog lights nighttime noaa -
VIIRS 夜间昼夜波段复合图像版本 1
使用可见光谱红外成像辐射计套件 (VIIRS) 昼夜波段 (DNB) 的夜间数据生成的月平均辐射量合成图像。由于这些数据是按月汇总的,因此全球许多地区都无法获得当月优质的数据覆盖率。… dnb eog lights monthly nighttime noaa -
VIIRS 杂光校正夜间昼夜波段组合图像版本 1
使用可见光谱红外成像辐射计套件 (VIIRS) 昼夜波段 (DNB) 的夜间数据生成的月平均辐射量合成图像。由于这些数据是按月汇总的,因此全球许多地区都无法获得当月优质的数据覆盖率。… dnb eog lights monthly nighttime noaa
Datasets tagged eog in Earth Engine
[null,null,[],[[["\u003cp\u003eThis collection provides access to multiple versions of nighttime lights datasets, including DMSP-OLS and VIIRS.\u003c/p\u003e\n"],["\u003cp\u003eDMSP-OLS datasets offer global nighttime lights data, with versions focusing on radiance-calibrated imagery, time series analysis, and a consistent, corrected dataset (CCNL).\u003c/p\u003e\n"],["\u003cp\u003eVIIRS datasets provide annual and monthly composites of nighttime lights, with options for stray light correction and varying versions (V2.1, V2.2).\u003c/p\u003e\n"],["\u003cp\u003eThese datasets allow for the analysis of nighttime light emissions, enabling studies on urbanization, economic activity, and environmental changes.\u003c/p\u003e\n"],["\u003cp\u003eData from both DMSP-OLS and VIIRS are available for different time periods, allowing for temporal analysis and change detection.\u003c/p\u003e\n"]]],["The core content focuses on various nighttime light datasets, including the Consistent and Corrected Nighttime Lights (CCNL) and multiple versions of the Defense Meteorological Program (DMSP) Operational Line-Scan System (OLS) and Visible Infrared Imaging Radiometer Suite (VIIRS) data. These datasets capture visible and near-infrared emissions at night, offering both annual and monthly composites. Data processing involves removing factors such as sunlit, moonlit, and cloudy pixels to produce refined, cloud-free composites. The CCNL dataset mitigates issues like inter-annual inconsistency and saturation.\n"],null,["# Datasets tagged eog in Earth Engine\n\n-\n\n |------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### CCNL: Consistent and Corrected Nighttime Light Dataset from DMSP-OLS (1992-2013) v1](/earth-engine/datasets/catalog/BNU_FGS_CCNL_v1) |\n | The Consistent and Corrected Nighttime Lights (CCNL) dataset is a reprocessed version of the Defense Meteorological Program (DMSP) Operational Line-Scan System (OLS) Version 4. A series of methods was used to mitigate the impact of inter-annual inconsistency, saturation, and blooming effects and to improve data ... |\n | [dmsp](/earth-engine/datasets/tags/dmsp) [eog](/earth-engine/datasets/tags/eog) [imagery](/earth-engine/datasets/tags/imagery) [lights](/earth-engine/datasets/tags/lights) [nighttime](/earth-engine/datasets/tags/nighttime) [ols](/earth-engine/datasets/tags/ols) |\n\n-\n\n |-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### DMSP OLS: Global Radiance-Calibrated Nighttime Lights Version 4, Defense Meteorological Program Operational Linescan System](/earth-engine/datasets/catalog/NOAA_DMSP-OLS_CALIBRATED_LIGHTS_V4) |\n | The Defense Meteorological Program (DMSP) Operational Line-Scan System (OLS) has a unique capability to detect visible and near-infrared (VNIR) emission sources at night. This collection contains global nighttime lights images with no sensor saturation. The sensor is typically operated at a high-gain setting to enable ... |\n | [dmsp](/earth-engine/datasets/tags/dmsp) [eog](/earth-engine/datasets/tags/eog) [imagery](/earth-engine/datasets/tags/imagery) [lights](/earth-engine/datasets/tags/lights) [nighttime](/earth-engine/datasets/tags/nighttime) [ols](/earth-engine/datasets/tags/ols) |\n\n-\n\n |------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### DMSP OLS: Nighttime Lights Time Series Version 4, Defense Meteorological Program Operational Linescan System](/earth-engine/datasets/catalog/NOAA_DMSP-OLS_NIGHTTIME_LIGHTS) |\n | The Defense Meteorological Program (DMSP) Operational Line-Scan System (OLS) has a unique capability to detect visible and near-infrared (VNIR) emission sources at night. Version 4 of the DMSP-OLS Nighttime Lights Time Series consists of cloud-free composites made using all the available archived DMSP-OLS smooth resolution ... |\n | [dmsp](/earth-engine/datasets/tags/dmsp) [eog](/earth-engine/datasets/tags/eog) [imagery](/earth-engine/datasets/tags/imagery) [lights](/earth-engine/datasets/tags/lights) [nighttime](/earth-engine/datasets/tags/nighttime) [ols](/earth-engine/datasets/tags/ols) |\n\n-\n\n |------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### VIIRS Nighttime Day/Night Annual Band Composites V2.1](/earth-engine/datasets/catalog/NOAA_VIIRS_DNB_ANNUAL_V21) |\n | Annual global VIIRS nighttime lights dataset is a time series produced from monthly cloud-free average radiance grids spanning 2013 to 2021. Data for 2022 are available in the NOAA/VIIRS/DNB/ANNUAL_V22 dataset. An initial filtering step removed sunlit, moonlit and cloudy pixels, leading to rough composites that ... |\n | [annual](/earth-engine/datasets/tags/annual) [dnb](/earth-engine/datasets/tags/dnb) [eog](/earth-engine/datasets/tags/eog) [lights](/earth-engine/datasets/tags/lights) [nighttime](/earth-engine/datasets/tags/nighttime) [noaa](/earth-engine/datasets/tags/noaa) |\n\n-\n\n |-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### VIIRS Nighttime Day/Night Annual Band Composites V2.2](/earth-engine/datasets/catalog/NOAA_VIIRS_DNB_ANNUAL_V22) |\n | Annual global VIIRS nighttime lights dataset is a time series produced from monthly cloud-free average radiance grids for 2022. Data for earlier years are available in the NOAA/VIIRS/DNB/ANNUAL_V21 dataset. An initial filtering step removed sunlit, moonlit and cloudy pixels, leading to rough composites that contains ... |\n | [annual](/earth-engine/datasets/tags/annual) [dnb](/earth-engine/datasets/tags/dnb) [eog](/earth-engine/datasets/tags/eog) [lights](/earth-engine/datasets/tags/lights) [nighttime](/earth-engine/datasets/tags/nighttime) [noaa](/earth-engine/datasets/tags/noaa) |\n\n-\n\n |------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### VIIRS Nighttime Day/Night Band Composites Version 1](/earth-engine/datasets/catalog/NOAA_VIIRS_DNB_MONTHLY_V1_VCMCFG) |\n | Monthly average radiance composite images using nighttime data from the Visible Infrared Imaging Radiometer Suite (VIIRS) Day/Night Band (DNB). As these data are composited monthly, there are many areas of the globe where it is impossible to get good quality data coverage for that month. ... |\n | [dnb](/earth-engine/datasets/tags/dnb) [eog](/earth-engine/datasets/tags/eog) [lights](/earth-engine/datasets/tags/lights) [monthly](/earth-engine/datasets/tags/monthly) [nighttime](/earth-engine/datasets/tags/nighttime) [noaa](/earth-engine/datasets/tags/noaa) |\n\n-\n\n |------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | [### VIIRS Stray Light Corrected Nighttime Day/Night Band Composites Version 1](/earth-engine/datasets/catalog/NOAA_VIIRS_DNB_MONTHLY_V1_VCMSLCFG) |\n | Monthly average radiance composite images using nighttime data from the Visible Infrared Imaging Radiometer Suite (VIIRS) Day/Night Band (DNB). As these data are composited monthly, there are many areas of the globe where it is impossible to get good quality data coverage for that month. ... |\n | [dnb](/earth-engine/datasets/tags/dnb) [eog](/earth-engine/datasets/tags/eog) [lights](/earth-engine/datasets/tags/lights) [monthly](/earth-engine/datasets/tags/monthly) [nighttime](/earth-engine/datasets/tags/nighttime) [noaa](/earth-engine/datasets/tags/noaa) |"]]