terrain interactive walkthrough 大地形实时渲染
Recently, terrain walkthrough has been widely used in computer games, VR, flight simulations, military mission planning and GIS etc.
近年来，地形漫游已经广泛应用于电子游戏、虚拟现实、飞行模拟、军事演习以及GIS等各个应用和研究领域。
Walkthrough in massive terrain and image data is a key technology and a difficult problem of GIS, VR and Digital Earth, etc.
海量地形影像数据的快速浏览是GIS、虚拟现实、数字地球等领域应用的关键技术与难点之一。
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