Automatic Recognition of Seismic Intensity Based on RS and GIS: A Case Study in Wenchuan Ms8.0 Earthquake of China

Table 2

Building damage rate in Wenchuan County.

Destruction category	Concrete	Multilayer brick	General houses	Earth’s surface status
Collapse	21%	43%	90%	Landslides occur in large area; ground surfaces are fractured.
Destroy	40%	35%	9%
Basic intact	39%	22%	1%