51 datasets found
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Federal
Structure from Motion (SfM) Coral (Adult and Juvenile) Annotations derived from Stratified Random Site (StRS) Imagery across American Samoa in 2023 for methods comparison (NCEI Accession 0308012)
National Oceanic and Atmospheric Administration, Department of Commerce —
Coral adult and juvenile coral colony demographic data described in this dataset are derived from the GIS analysis of benthic photomosaic imagery collected across... -
State
Photogrammetry-derived digital surface model and orthoimagery of areas near the Dalton Highway, Yukon River Crossing, Alaska
State of Alaska —
The State of Alaska Division of Geological & Geophysical Surveys (DGGS) produced a digital surface model (DSM) and an orthorectified aerial image (orthoimagery)... -
State
Photogrammetry-derived orthoimagery and elevation data for Barry Arm landslide, Southcentral Alaska, June 27, 2020
State of Alaska —
The State of Alaska Division of Geological & Geophysical Surveys (DGGS) used Structure-from-Motion (SfM) photogrammetry from an unmanned aerial system (UAS) to... -
State
Photogrammetric digital surface models and orthoimagery of Seward Highway, December 6, 2018
State of Alaska —
The State of Alaska Division of Geological & Geophysical Surveys (DGGS) produced digital surface models (DSMs) and orthorectified aerial imagery (orthoimagery)... -
Federal
Structure-from-Motion Coral Demography derived from Stratified Random Site Imagery collected across the Mariana Archipelago from 2022-05-10 to 2022-06-01 for methods comparison (NCEI Accession 0280938)
National Oceanic and Atmospheric Administration, Department of Commerce —
Coral adult and juvenile coral colony demographic data described in this dataset are derived from the GIS analysis of benthic photomosaic imagery collected across the... -
State
Photogrammetric digital surface models and orthoimagery of Campbell Lake Dam, December 5, 2018
State of Alaska —
The State of Alaska Division of Geological & Geophysical Surveys (DGGS) produced digital surface models (DSMs) and orthorectified aerial imagery (orthoimagery)... -
State
Photogrammetric digital surface models and orthoimagery of Vine Road, December 5, 2018
State of Alaska —
The State of Alaska Division of Geological & Geophysical Surveys (DGGS) produced digital surface models (DSMs) and orthorectified aerial imagery (orthoimagery)... -
Federal
Coral Reef Structural Complexity derived from Structure-from-Motion (SfM) imagery collected at Stratified-Random Sites (StRS) across the U.S. Pacific since 2019
National Oceanic and Atmospheric Administration, Department of Commerce —
The data described here are structural complexity estimates derived from Structure-from-Motion (SfM) benthic habitat imagery from diver transect surveys conducted at... -
State
Photogrammetry-derived digital surface model and orthoimagery of Valdez Glacier ice-dammed lake, Valdez, Alaska, October 12, 2016
State of Alaska —
The State of Alaska Division of Geological & Geophysical Surveys (DGGS) produced a digital surface model (DSM) and an orthorectified aerial image over Valdez... -
Federal
Coral Bleaching & Recovery Observations using Structure-from-Motion (SfM) Models from Main Hawaiian Islands Fixed Sites Surveyed from 2019 to 2021
National Oceanic and Atmospheric Administration, Department of Commerce —
Coral adult demographic data described in this dataset are derived from the GIS analysis of benthic photomosaic imagery. This data includes coral species... -
Federal
National Coral Reef Monitoring Program: Coral demographic data (adult and juvenile corals, species, colony length, condition, etc.) collected during Stratified Random Surveys (StRS) across the US Pacific since 2013 derived from in-situ diver surveys and structure-from-motion imagery
National Oceanic and Atmospheric Administration, Department of Commerce —
The data described here result from benthic coral demographic surveys within belt transects of specified length and width for two life stages (juveniles and adults)...
51 datasets found