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Computational methods
Mathematical techniques used to analyze numerical data.
Subtopics:
Image analysis (6 items)
Mathematical modeling (97 items)
Spatial analysis (31 items)
Statistical analysis (21 items)
Topological analysis (1 items)
Visualization methods (5 items)


Results 31 - 40 of 152 listed alphabetically [list by similarity]
PDF California's Central Valley Groundwater Study: A Powerful New Tool to Assess Water Resources in California's Central Valley [More info]
Modeling effort that integrates a wide variety of geographic, hydrologic, agricultural, climatic, and biological information to help local land managers address resource use issues.
Cascadia subduction zone: two contrasting models of lithospheric structure [More info]
Summary of an investigation of the Cascadia subduction zone with detailed density-modeling experiments of the crust and mantle along two transects across Vancouver Island and the Canadian margin and the other on the margin of central Oregon.
Changing Arctic ecosystems-Research to understand and project changes in marine and terrestrial ecosystems of the Arctic [More info]
Three themes of ongoing research: forecasting polar bear and walrus population response to changing marine ecosystems; measuring wildlife population changes in the Arctic coastal plain, and wildlife communities in the boreal-Arctic transition zone.
Coastal ocean modeling at the USGS Woods Hole Field Center [More info]
Fly-by and circulation movies, effluent concentration, tidal flushing, sea level, and temperature in Massachusetts Bay and Boston Harbor
Columbia Environmental Research Center [More info]
Website for the Columbia Environmental Research Center with links to staff, publications, databases, field stations, and projects including those on the Rio Grande, burrowing owls, sea turtles, and geospatial technology.
Columbia River USGS Interdisciplinary Science Explorer WebSite [More info]
Web site for an Internet Map Service (IMS) serving base cartographic data, USGS data, science applications and real time modelling analyses for the Columbia River basin using geospatial analysis technology.
Community model for coastal sediment transport [More info]
Description of the National Community Sediment-Transport Model (NCSTM), an open source numerical model for sediment transport in coastal regions.
PDF Computer simulation of reservoir depletion and oil flow from the Macondo well following the Deepwater Horizon blowout [More info]
This model estimates, by simulation, the reservoir pressure, flow rate, and volume of oil discharged, and the report discusses the uncertainty in the estimates.
Costly landslide events in the United States: map layer description file [More info]
GIS data set from the USGS National Landslides Hazards Program showing major landslide events in the United States and Puerto Rico with metadata. Map layer can be downloaded in shapefile format or SDTS format.
Data visualization tools used in studies of the upper Mississippi River and nearby areas [More info]
Interactive maps and databases showing geospatial, biologic, and ecological aspects of the upper Mississippi River. Includes water quality, fish species, and vegetation distribution as well as geographic reference information.
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