Research on Arctic passages has mainly focused on navigation policies,sea ice extraction models,and navigation of Arctic sea routes.It is difficult to quantitatively address the specific problems encountered by ships ...Research on Arctic passages has mainly focused on navigation policies,sea ice extraction models,and navigation of Arctic sea routes.It is difficult to quantitatively address the specific problems encountered by ships sailing in the Arctic in real time through traditional manual approaches.Additionally,existing sea ice information service systems focus on data sharing and lack online calculation and analysis capabil-ities,making it difficult for decision-makers to derive valuable informa-tion from massive amounts of data.To improve navigation analysis through intelligent information service,we built an advanced Ship Navigation Information Service System(SNISS)using a 3D geographic information system(GIS)based on big Earth data.The SNISS includes two main features:(1)heuristic algorithms were developed to identify the optimal navigation route of the Arctic Northeast Passage(NEP)from a macroscale perspective for the past 10 years to the next 100 years,and(2)for key sea straits along the NEP,online local seaice images can be retrieved to provide a fully automatic sea ice data processing workflow,solving the problems of poor flexibility and low availability of real sea ice remote sensing data extraction.This work can potentially enhance the safety of shipping navigation along the NEP.展开更多
随着国家卫星遥感技术的发展,自然资源遥感监测成果呈高速化增长之势,如何高效管理与利用遥感监测成果需要深入研究与探索。以省域遥感监测成果数据为基础,利用地理信息系统(Geographic Information System,GIS)、遥感(Remote Sensing,...随着国家卫星遥感技术的发展,自然资源遥感监测成果呈高速化增长之势,如何高效管理与利用遥感监测成果需要深入研究与探索。以省域遥感监测成果数据为基础,利用地理信息系统(Geographic Information System,GIS)、遥感(Remote Sensing,RS)、Web等技术建成省域自然资源遥感动态监测服务平台,实现遥感监测成果数据入库、管理、统计分析等一体化管理与应用,提高土地执法、耕地保护等自然资源监测信息化水平,提升遥感监测成果管理应用与决策分析能力。展开更多
文摘Research on Arctic passages has mainly focused on navigation policies,sea ice extraction models,and navigation of Arctic sea routes.It is difficult to quantitatively address the specific problems encountered by ships sailing in the Arctic in real time through traditional manual approaches.Additionally,existing sea ice information service systems focus on data sharing and lack online calculation and analysis capabil-ities,making it difficult for decision-makers to derive valuable informa-tion from massive amounts of data.To improve navigation analysis through intelligent information service,we built an advanced Ship Navigation Information Service System(SNISS)using a 3D geographic information system(GIS)based on big Earth data.The SNISS includes two main features:(1)heuristic algorithms were developed to identify the optimal navigation route of the Arctic Northeast Passage(NEP)from a macroscale perspective for the past 10 years to the next 100 years,and(2)for key sea straits along the NEP,online local seaice images can be retrieved to provide a fully automatic sea ice data processing workflow,solving the problems of poor flexibility and low availability of real sea ice remote sensing data extraction.This work can potentially enhance the safety of shipping navigation along the NEP.
文摘随着国家卫星遥感技术的发展,自然资源遥感监测成果呈高速化增长之势,如何高效管理与利用遥感监测成果需要深入研究与探索。以省域遥感监测成果数据为基础,利用地理信息系统(Geographic Information System,GIS)、遥感(Remote Sensing,RS)、Web等技术建成省域自然资源遥感动态监测服务平台,实现遥感监测成果数据入库、管理、统计分析等一体化管理与应用,提高土地执法、耕地保护等自然资源监测信息化水平,提升遥感监测成果管理应用与决策分析能力。
