选取丹江口大坝下游2001年、2002年与2004年三期TM 5和SPOT 5卫星影像,通过影像处理和人工选择并提取需要分析的区域,最终评价丹江口大坝建设蓄水后,下游河道的变化是否符合大坝建成以后下游河道的演变规律。 更多还原
【Abstract】 This paper selects three TM 5 and SPOT 5 satellite images in 2001,2002 and 2004 of downstream of the Danjiangkou Dam,by image processing and artificial selection and extraction of the region that need to be analyzed,finally evaluates if the downstream river changes after the completion of Danjiangkou Dam meets the law of the dam downstream channel evolution after completion of dam construction. 更多还原