MOMENTS after Lei Jun finished his keynote address at the Global Mobile Internet Conference (GMIC) in Belling in May, the CEO of Chinese smart- phone maker Xiaomi was mobbed by young volun- teers working the event, ...MOMENTS after Lei Jun finished his keynote address at the Global Mobile Internet Conference (GMIC) in Belling in May, the CEO of Chinese smart- phone maker Xiaomi was mobbed by young volun- teers working the event, all eager to take pictures of the mop-haired 43-year-old and claim an autograph of their hero.展开更多
利用DIAL(Data and Information AccessLink)、Jshape和IMS(Internet Map Server)等3种WebGIS工具分别发布黑河流域数字高程、土地利用等专题数据,并在此基础上对3种方法进行对比,探讨因特网环境下空间数据发布的最佳方法。通过对这3...利用DIAL(Data and Information AccessLink)、Jshape和IMS(Internet Map Server)等3种WebGIS工具分别发布黑河流域数字高程、土地利用等专题数据,并在此基础上对3种方法进行对比,探讨因特网环境下空间数据发布的最佳方法。通过对这3种空间数据发布方法的比较,我们得出以下结论:MapObiectIMS是发布ArcView shape格式和Arc/INFO Coverage格式矢量图的最佳工具,对于网格数据的发布无能为力;Jshape适合于发布小数据量、简单的矢量图;DIAL工具能很好的支持网格数据的空间发布,支持HDF数据格式,并且支持元数据。所以,DIAL是一种理想的空间数据发布工具。展开更多
文摘MOMENTS after Lei Jun finished his keynote address at the Global Mobile Internet Conference (GMIC) in Belling in May, the CEO of Chinese smart- phone maker Xiaomi was mobbed by young volun- teers working the event, all eager to take pictures of the mop-haired 43-year-old and claim an autograph of their hero.
文摘利用DIAL(Data and Information AccessLink)、Jshape和IMS(Internet Map Server)等3种WebGIS工具分别发布黑河流域数字高程、土地利用等专题数据,并在此基础上对3种方法进行对比,探讨因特网环境下空间数据发布的最佳方法。通过对这3种空间数据发布方法的比较,我们得出以下结论:MapObiectIMS是发布ArcView shape格式和Arc/INFO Coverage格式矢量图的最佳工具,对于网格数据的发布无能为力;Jshape适合于发布小数据量、简单的矢量图;DIAL工具能很好的支持网格数据的空间发布,支持HDF数据格式,并且支持元数据。所以,DIAL是一种理想的空间数据发布工具。