Filters: Tags: Swinomish Reservation (X) > Categories: Data (X)
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This portion of the data release presents the locations of the temporary ground control points (GCPs) used for the structure-from-motion (SfM) processing of the imagery collected during an unmanned aerial system (UAS) survey of the intertidal zone at Lone Tree Point, Kiket Bay, WA on 2019-06-05. Eighteen temporary ground control points (GCPs) were distributed throughout the survey area to establish survey control. The GCPs consisted of a combination of small square tarps with black-and-white cross patterns and "X" marks placed on the ground using temporary chalk. The GCP positions were measured using post-processed kinematic (PPK) GPS, using corrections from a GPS base station located approximately 16 kilometers...
Categories: Data;
Tags: Bathymetry and Elevation,
CHMRP,
Coastal and Marine Hazards and Resources Program,
Kiket Bay,
Lone Tree Point,
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