gw_data {Xcertainty}R Documentation

Gray whale measurement data

Description

An example dataset of gray whale measurements from drone-based photogrammetry.

Usage

gw_data

Format

A tibble with 15 rows and 34 columns:

whale_ID

unique individual

image

image name

year

Year

DOY

Day of Year

uas

the unoccupied aircraft system (UAS), or drone, used in data collection

Focal_Length

focal length of the camera (mm)

Focal_Length_adj

the adjusted focal length (mm) to account for internal processing that corrects for barrel distortion

Sw

sensor width (mm)

Iw

image width (px)

Baro_raw

raw altitude recorded by the barometer altimeter

Launch_Ht

the launch height of the drone

Baro_Alt

the barometer altitude adjusted for the launch height of the drone: Baro_raw + Launch_Ht

Laser_Alt

the altitude recorded by the laser (LiDAR) altimeter

CO.ID

the calibration object ID in training data

TL_px

total body length measurement (px)

TL_w05.00_px

Body width measurement (px) at 5% of total length

TL_w10.00_px

Body width measurement (px) at 10% of total length

TL_w15.00_px

Body width measurement (px) at 15% of total length

TL_w20.00_px

Body width measurement (px) at 20% of total length

TL_w25.00_px

Body width measurement (px) at 25% of total length

TL_w30.00_px

Body width measurement (px) at 30% of total length

TL_w35.00_px

Body width measurement (px) at 35% of total length

TL_w40.00_px

Body width measurement (px) at 40% of total length

TL_w45.00_px

Body width measurement (px) at 45% of total length

TL_w50.00_px

Body width measurement (px) at 50% of total length

TL_w55.00_px

Body width measurement (px) at 55% of total length

TL_w60.00_px

Body width measurement (px) at 60% of total length

TL_w65.00_px

Body width measurement (px) at 65% of total length

TL_w70.00_px

Body width measurement (px) at 70% of total length

TL_w75.00_px

Body width measurement (px) at 75% of total length

TL_w80.00_px

Body width measurement (px) at 80% of total length

TL_w85.00_px

Body width measurement (px) at 85% of total length

TL_w90.00_px

Body width measurement (px) at 90% of total length

TL_w95.00_px

Body width measurement (px) at 95% of total length

Source

<https://mmi.oregonstate.edu/gemm-lab>


[Package Xcertainty version 1.0.1 Index]