GIS对西安地裂缝灾害敏感性评价探讨
DISCUSSION ON SENSITIVITY EVALUATEION.OF GROUND-FISSURES IN XI' AN REGION WITH GIS
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摘要: 地裂缝灾害是在世界范围内普遍存在的灾种,而地理信息系统是处理空间数据的新型边缘学科.笔者对利用地理信息系统对西安地裂缝灾害敏感性评价提出了初步构想,并建立出基本研究模式.Abstract: The ground-fissures is a natural disaster all of the world, and Geographic Information System(GIS)is a new subject for dealing with space information. The paper offers preliminary conception on sensitivity evaluation of earth-fissures in Xi'an region based on GIS, and establishes basic analytical models.