Using Digital Gadgets in Geological Survey :

ASPRS Report to the U . S . Geological Survey on Digital

Transverse Mercator Projections and U.s. Geological Survey Digital Products

A common question about U.S. Geological Survey (USGS) digital raster graphics (DRG) is “how can I remove the map collars and join multiple quadrangles together?” The question does not have a simple answer because of the characteristics of USGS quadrangles. Quadrangle neatlines are defined by lines of latitude and longitude, so quadrangles are not rectangles on their published projections. But d...

United States Geological Survey

MEMORIA: Personal Memento Service Using Intelligent Gadgets

People would like to record what they experience to recall their earlier events, share with others, or even hand down to their next generations. In addition, our environment has been getting digitalized and the cost of storing media has been being reduced. This has led research on the life log that stores people's daily life. The research area includes collecting experience information convenie...

Geological applications of digital terrain analysis