sampleDetector: Subsample Detectors in AcousticStudy

In PAMpal: Load and Process Passive Acoustic Data

Subsample Detectors in AcousticStudy

Description

samples either a fraction or fixed number from each detector in each event of an AcousticStudy

Usage

sampleDetector(x, n = 1)

Arguments

x	AcousticStudy object
n	if less than 1, proportion of rows to sample from each detector. If 1 or more, the number of rows to sample from each detector.

Details

Uses slice_sample to do the sampling, n is converted either to prop or n based on its size. Negative values are treated the same as in slice_sample

Value

subsampled AcousticStudy x

Author(s)

Taiki Sakai [e-mail]

Examples

data(exStudy)
nDetections(exStudy)
halfData <- sampleDetector(exStudy, n=0.5)
# there are odd numbers of rows in some detectors, so less than half
nDetections(exStudy)
oneDetPerDetector <- sampleDetector(exStudy, n=1)
nDetections(exStudy)

PAMpal documentation built on Sept. 11, 2024, 6:31 p.m.