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Videos taken in support of Image Velocimetry at the Arkansas River at...
Videos and imagery collected of the Arkansas River at Parkdale, CO on March 20–21, 2018 as part of the US Geological Survey (USGS) "2018 Airshow". These videos capture ground... -
Discharge Measurements
This child item contains the raw acoustic Doppler velocity profiler (ADCP) and acoustic Doppler velocimeter (ADV) measurements collected by U.S. Geological hydrographers at each... -
Behavior of Pacific Walruses (Odobenus rosmarus divergens) Hauled Out on Sea...
This dataset is comprised of three tables showing the reaction of walruses hauled out on sea ice of the Chukchi Sea to overflights by rotary wing Unoccupied Aircraft Systems... -
Calibration Images
This child item contains images associated with each field site annotated with labeled calibration marks and associated pixel locations for each dataset. The images can be used... -
Visible-light orthomosaic images collected by drone for two cold-water...
The University of Connecticut and the U.S. Geological Survey (USGS) collected low-altitude (30-50 m above ground level) airborne visible-light imagery data via a quadcopter,... -
Thermal infrared and photogrammetric data collected by small unoccupied...
Small unoccupied aircraft systems (UAS) are now often used for collecting aerial visible image data and creating 3D digital surface models (DSM) that incorporate terrain and... -
Calibration Images
This child item contains images associated with each field site annotated with labeled calibration marks and associated pixel locations for each dataset. The images can be used... -
Videos
This child item contains the raw videos captured by small Unoccupied Aircraft Systems (sUAS) at each field site. <br> Each Field Site is abbreviated in various files in... -
Discharge Measurements
This child item contains the raw acoustic Doppler velocity profiler (ADCP) and acoustic Doppler velocimeter (ADV) measurements collected by U.S. Geological hydrographers at each... -
Particle Image Velocimetry Images
This child item contains the image frames extracted from videos for each field site. The images serve as the input to the Particle Image Velocimetry (PIV) analysis. There are... -
Orthorectified mosaic photograph of a portion of the Arkansas River at...
Aerial images in the vicinity of USGS gaging station #07094500 Arkansas River at Parkdale, Colorado were collected on March 20-22, 2018, using Unmanned Aircraft Systems (UAS, or... -
Videos taken in support of Image Velocimetry at the Arkansas River at...
Videos and imagery collected of the Arkansas River at Parkdale, CO on March 20–21, 2018 as part of the US Geological Survey (USGS) "2018 Airshow". These videos capture ground... -
Thermal infrared and photogrammetric data collected by drone for...
The U.S. Geological Survey (USGS) collected low-altitude (typically 200-350 ft above land surface) airborne thermal infrared, and visual imagery data via a multirotor, small... -
Masks
This child item contains files representing Particle Image Velocimetry (PIV) processing masks which excluded regions of invalid velocities from the PIV results. Masks typically... -
Particle Image Velocimetry Results
This child item contains the Mathworks Matlab mat-file outputs from the scripts described in the Ancillary Scripts child item. Each file contains the results for a particular... -
Photogrammetric data collected by drone for hydrogeologic analysis of the...
This page provides access to visual image data and derivative products collected along a beaver-impacted section of Coal Creek on July 31 of 2018. This page may be updated in... -
Thermal infrared, multispectral, and photogrammetric data collected by drone...
This page provides access to infrared, multispectral, visual image data, and derivative products collected along a beaver-impacted section of the East River from August 12-17,... -
Multispectral and visual photogrammetric data collected via sUAS: Back Bay...
The U.S. Geological Survey collected multispectral and visible light imagery via a quadcopter, small unoccupied aircraft system (sUAS) deployed near Ashville Bridge Creek in... -
Videos
This child item contains the raw videos captured by small Unoccupied Aircraft Systems (sUAS) at each field site. <br> Each Field Site is abbreviated in various files in... -
Behavior of Pacific Walruses (Odobenus rosmarus divergens) Hauled Out on Sea...
This dataset is comprised of three tables showing the reaction of walruses hauled out on sea ice of the Chukchi Sea to overflights by rotary wing Unoccupied Aircraft Systems...