Found 27 datasets matching "boosted regression trees".
-
Data used to model and map pH and redox conditions in groundwater in the Northern Atlantic Coastal Plain aquifer system, eastern USA, are documented in this data release. The models use as input...
Search relevance: 86.08 | Views last month: 0 -
This dataset contains predictions of habitat suitability of reed canarygrass (Phalaris arundinacea) in Upper Mississippi River floodplain forest understories from Pool 3 to Pool 13. Predictions...
Search relevance: 80.57 | Views last month: 0 -
The ascii grids represent regional probabilities that groundwater in a particular location will have dissolved oxygen (DO) concentrations less than selected threshold values representing anoxic...
Search relevance: 75.90 | Views last month: 0 -
Output from a model to predict the benthic cover of Montipora capitata in the Hawaiian Islands as a proportion (0-1.0). Coral cover was modeled with boosted regression trees (BRT) in R software...
Search relevance: 72.95 | Views last month: 0 -
This dataset contains surface-ocean partial pressure of carbon dioxide (pCO2) that the ensemble mean of six two-step clustering-regression machine learning methods. The ensemble is a combination...
Search relevance: 72.39 | Views last month: 0 -
Output from a model to predict the benthic cover of Montipora flabellata in the Hawaiian Islands as a proportion (0-1.0). Coral cover was modeled with boosted regression trees (BRT) in R software...
Search relevance: 71.03 | Views last month: 1 -
Output from a model to predict the benthic cover of Porites lobata in the Hawaiian Islands as a proportion (0-1.0). Coral cover was modeled with boosted regression trees (BRT) in R software using...
Search relevance: 71.03 | Views last month: 0 -
Output from a model to predict the benthic cover of Montipora patula in the Hawaiian Islands as a proportion (0-1.0). Coral cover was modeled with boosted regression trees (BRT) in R software...
Search relevance: 70.56 | Views last month: 1 -
Output from a model to predict the benthic cover of Pocillopora meandrina in the Hawaiian Islands as a proportion (0-1.0). Coral cover was modeled with boosted regression trees (BRT) in R software...
Search relevance: 70.56 | Views last month: 1 -
Output from a model to predict the benthic cover of Porites compressa in the Hawaiian Islands as a proportion (0-1.0). Coral cover was modeled with boosted regression trees (BRT) in R software...
Search relevance: 69.68 | Views last month: 1 -
Output from a model to predict the total benthic cover of six coral species (Montipora capitata, Montipora flabellata, Montipora patulla, Porites lobata, Porites compressa, Porites meandrina) in...
Search relevance: 66.93 | Views last month: 4 -
Natural features within 250m and 1250m from residences and their relationships with general health. This dataset is not publicly accessible because: EPA cannot release personally identifiable...
Search relevance: 66.92 | Views last month: 1 -
Groundwater from the Mississippi River Valley alluvial aquifer (MRVA) is a vital resource for agriculture and drinking-water supplies in the central United States. Water availability can be...
Search relevance: 65.60 | Views last month: 0 -
DNA sequences--already publicly available
Search relevance: 65.48 | Views last month: 2 -
This public data release contains two ascii grids comprising predicted nitrate concentrations (as NO3-N, mg/L) at two depth zones associated with private and public drinking water supply wells,...
Search relevance: 65.44 | Views last month: 4 -
We modeled the distribution and thermal and hydrologic stability of cliff-face seeps across moist portions of the Pacific Northwest, USA. We conducted surveys for cliff-face seeps across ~1,600km...
Search relevance: 59.73 | Views last month: 1 -
Boosted regression trees (BRT), a type of ensemble-tree machine-learning method, were used to predict specific conductance concentration at multiple depths throughout the Mississippi River Valley...
Search relevance: 57.00 | Views last month: 0 -
Species distribution models (SDMs) can be an important tool in rare species conservation. Specifically, SDMs have been used to location previously unknown populations and identify sites for...
Search relevance: 55.47 | Views last month: 0 -
This shapefile contains information about the shallow-water (<40 meters) geology and biology of the seafloor in Coral Bay, St. John in the U.S. Virgin Islands (USVI). It was created by manually...
Search relevance: 49.36 | Views last month: 2 -
Species distribution models (SDMs) are important management tools for highly mobile marine species because they provide spatially and temporally explicit information on animal distribution. Two...
Search relevance: 48.41 | Views last month: 0
