The brightness temperature data,whose reliability is verified by the observed air temperature,and NDVI data of Hangzhou urban city was acquired from ETM+ image.

• 通过对杭州市区ETM+遥感影像数据的处理,提取该区域地表亮温和NDVI数据,并结合实测温度对亮温数据的可靠性进行了验证。