Global Urban Actvity Changes from COVID-19 Physical Distancing Restrictions Dataset: TRacking Anomalous COVID-19 induced changEs in NightTime Lights (TRACE-NTL)
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We use satellite-derived (NASA Black Marble) nighttime lights to identify, quantify, and map daily changes in human activity that are atypical for each urban area, globally, from the beginning of the pandemic until two years after its onset. The dataset TRACE-NTL consists of global daily urban disruption and recovery metrics as a response to COVID-19. TRACE-NTL: ├───ancillary├───data└───metrics ├───disruption │ ├───change_segment │ ├───city_uncertainty │ ├───daily_change │ └───daily_qa_flags └───recovery https://github.com/srijac/covid-19_Nightlights Accompanying paper: "Global Urban Activity Changes from COVID-19 Physical Distancing Restrictions", S Chakraborty, E C Stokes, O Alexander
我们借助卫星衍生的NASA黑大理石(NASA Black Marble)夜间灯光数据,在全球范围内识别、量化并绘制各城区内不符合常规活动模式的人类活动日度变化,时间跨度覆盖新冠疫情暴发伊始至疫情暴发后两年。 本数据集TRACE-NTL收录了全球范围内用于表征城市针对新冠疫情响应的日度城市扰动与恢复指标。 TRACE-NTL: ├───辅助数据(ancillary) │ ├───数据(data) │ └───指标(metrics) │ ├───扰动(disruption) │ │ ├───变化分段(change_segment) │ │ ├───城区不确定性(city_uncertainty) │ │ ├───日度变化(daily_change) │ │ └───日度质量控制标记(daily_qa_flags) │ └───恢复(recovery) https://github.com/srijac/covid-19_Nightlights 配套学术论文:《新冠疫情物理隔离政策下的全球城市活动变化》,作者:S Chakraborty、E C Stokes、O Alexander



