Series ALS DSM Height grid 1 m Date 15.9.2021

The Digital Surface Model (DOM, engl.: DSM) describes the earth’s surface and all objects on it in the form of dots arranged in a regular lattice and georeferenced in position and height. In contrast to the digital terrain model (DGM), the vegetation and development surface is represented. The territory of Austria is covered by a total of 55 tiles.数字表面模型（Digital Surface Model，DSM）采用规则格网排布的点数据形式，对地球表面及其上的所有物体进行描述，并为其位置与高程赋予地理参考信息。相较于数字地形模型（DGM），该模型可呈现植被与人工地表的信息。奥地利全境共计覆盖55幅数据瓦片。