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Updated: Jul 6, 2025

Trajectory Data Analyses for Pedestrian Space-time Activity Study
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通过基于GIS的相互连接集群的空间时间分析,追踪印度的COVID-19传播模式

Mousumi Gupta1, Arpan Sharma2, Dhruva Kumar Sharma3

  • 1Department of Computer Applications, Sikkim Manipal Institute of Technology, Sikkim Manipal University, Majitar, 737136, India. mousmigt@gmail.com.

Scientific reports
|January 9, 2024
PubMed
概括

时空空间分析揭示了印度的COVID-19传播模式. 沿海附近的高风险区域和与铁路相关的更温暖的气候,需要针对未来的流行病政策.

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GIS manipulation and analysis functions are vital for decision-making and planning. These activities range from data retrieval tasks, such as selecting information based on specific criteria, to advanced analytical techniques that address complex spatial problems.One critical GIS analysis method is overlaying, which combines multiple data layers to examine impacts. For example, overlaying a river-dammed lake boundary with road networks can identify affected infrastructure. Another common...
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Geographic Information Systems (GIS) rely on two core types of data: spatial data and attribute data.Spatial DataSpatial data defines the physical location of features within a coordinate system, typically expressed in terms of latitude and longitude. It provides precise positioning for elements like roads, rivers, or buildings.Attribute DataAttribute data complements spatial data by adding descriptive information about these features. For example, a road's spatial data includes its start and...
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Geographic Information System (GIS) technology is essential for risk identification, action prioritization, and resource optimization in critical situations like flooding and earthquakes. By integrating spatial and demographic data, GIS provides a comprehensive framework for emergency response.GIS integrates data layers, like rainfall intensity, topography, elevation profiles, and river levels, to model high-risk flood zones. These layers assess areas susceptible to flooding based on their...
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