搜索结果: 1-4 共查到“理学 elevation data”相关记录4条 . 查询时间(0.031 秒)
An inventory of topographic surface changes: the value of multi-temporal elevation data for change analysis and monitoring
DEM/DTM Geomorphology Change Detection SAR, Multitemporal Monitoring Accuracy Error
2014/7/23
Landscape change resulting from human activities continues to be a primary topic in geographic research. Many studies have focused upon human-induced changes in two dimensions, namely in land cover. H...
Automatic detection of circular depressions in digital elevation data in the search for potential Norwegian impact structures
Automatic detection circular depressions digital elevation data potential Norwegian impact structures
2009/12/2
Presently, 174 impact craters are proven on Earth, and of these 10 are located in Finland, 6 in Sweden and only 2 in Norway (Gardnos and Mjølnir).A pattern matching algorithm (correlation) base...
Improved estimation of flood parameters by combining space based SAR data with very high resolution digital elevation data
synthetic aperture radar devastating catastrophes flood parameters
2009/7/22
Severe flood events turned out to be the most devastating catastrophes for Europe's population, economy and environment during the past decades. The total loss caused by the August 2002 flood is estim...
Identification and mapping of recent rainfall-induced landslides using elevation data collected by airborne Lidar
Identification mapping recent rainfall-induced landslides elevation data airborne Lidar
2009/12/30
A high resolution Digital Elevation Model with a ground resolution of 2 m×2 m (DEM2) was obtained for the Collazzone area, central Umbria, through weighted linear interpolation of elevation points acq...