A Distributed Web GIS Application Based on Component Technology and Fractal Image Compression
  • 【摘要】

    Geographic information system(GIS)technology is a combination of computer''s graphic and database to store and process spatial information.According to the users'' demands,GIS exports the exact geogra... 展开>>Geographic information system(GIS)technology is a combination of computer''s graphic and database to store and process spatial information.According to the users'' demands,GIS exports the exact geographic information and related in- formation for users with map and description through associating geographic place and related attributes.Based on the existing pop- ular technology,this paper presents a distributed web GIS application based on component technology and fractal image compres- sion.It presents the basic framework of the proposed system at first,and then discusses the key technology of implementing this sys- tem;finally it designs a three-layer WEB GIS instance using VC++ATL based on Geo Beans.The example suggests the proposed design is correct,feasible and valid. 收起<<

  • 【刊期】

    武汉理工大学学报 ISTIC PKU 2006年0期

  • 【关键词】

    geographic  information  system  web  technology  component  technology  fractal  image  compression