14 search results - page 3 / 3 » Accuracy of Local Topographic Variables Derived from Digital... |
CIKM
2007
Springer
13 years 11 months ago
2007
Springer
As one of the most effective query expansion approaches, local feedback is able to automatically discover new query terms and improve retrieval accuracy for different retrieval ...
GIS
2010
ACM
13 years 3 months ago
2010
ACM
Bare Earth gridded digital elevation models (DEMs) are often used to extract hydrologic features such as rivers and watersheds. DEMs must be conditioned by removing spurious sinks...
MICCAI
2000
Springer
13 years 8 months ago
2000
Springer
In image-guided neurosurgery, "mixed reality" merging has been used to merge video images with an underlying computer model. We have developed methods to map intra-operat...
TMI
2010
13 years 3 months ago
2010
—A novel method is presented for carotid artery vessel wall segmentation in computed tomography angiography (CTA) data. First the carotid lumen is semi-automatically segmented us...