基于卫星导航与时空实体实现船舶轨迹分析系统  

Ship trajectory analysis system based on satellite navigation and spatio-temporal entity

作　　者：卢伟 LU Wei(Beijing Beyon Information Technology Co.,Ltd.,Beijing 100192,China)

机构地区：[1]北京博阳世通信息技术有限公司,北京100192

出　　处：《全球定位系统》2024年第3期101-106,共6页Gnss World of China

基　　金：国家自然科学基金(42107491);国家重点研发计划项目(2016YFB0502302)。

摘　　要：基于卫星导航、时空实体、网络地理信息系统(web geographic information system,WebGIS)、空间数据库等技术,对船舶的基础属性、实时位置、历史轨迹、关联关系、运行状态等关键信息进行抽取和实体重组,构建了船舶实体资源,建立了船舶轨迹可视分析系统,提供了多源地图服务、轨迹数据管理、轨迹可视查询展示、轨迹时空分析展示、分析模型参数配置等功能,实现了多来源、多时态、多元化船舶轨迹数据的统一管理和多维分析,能够以时空实体、图表、地图等形式直观展示船舶要素特征和分析结果,使船舶信息价值密度更高,可查询、可分析性更强,从而有效提高了船舶轨迹分析效率和准确性,可为船舶轨迹分析业务及相关应用提供更先进更高效的服务支撑.Based on satellite navigation,spatio-temporal entities,web geographic information system(WebGIS),spatial databases,etc.,key information on ship attributes,real-time positions,historical paths,associated relationships,and operating statuses has been extracted,leading to the construction of ship entity resources and the establishment of a ship trajectory analysis system.The system provides functions such as map services,trajectory data management,trajectory visual query display,trajectory spatio-temporal analysis display and analysis model parameter configuration.It enables management and analysis of multi-source,multi-temporal and diversified ship trajectory data,presenting ship element characteristics and analysis results,increasing information value density,and enhancing query and analytic abilities.Thus,it enhances the efficiency and accuracy of ship trajectory analysis,serving as a more effective support for ship trajectory analysis business and related applications.

关 键 词：卫星导航 时空实体 对象化建模 船舶监管 轨迹分析 时空分析 

分 类 号：P208[天文地球—地图制图学与地理信息工程]