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phenocamr (version 1.1.5)

Facilitates 'PhenoCam' Data Access and Time Series Post-Processing

Description

Programmatic interface to the 'PhenoCam' web services (). Allows for easy downloading of 'PhenoCam' data directly to your R workspace or your computer and provides post-processing routines for consistent and easy timeseries outlier detection, smoothing and estimation of phenological transition dates. Methods for this package are described in detail in Hufkens et. al (2018) .

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Install

install.packages('phenocamr')

Monthly Downloads

317

Version

1.1.5

License

AGPL-3

Issues

4

Pull Requests

0

Stars

26

Forks

9

Maintainer

Hufkens Koen

Last Published

July 20th, 2022

Functions in phenocamr (1.1.5)

smooth_ts

Smooth a PhenoCam time series
merge_modis

Merge ORNL MODIS data with a PhenoCam time series
optimal_span

Calculates the optimal span for a loess spline
normalize_ts

Normalize PhenoCam time series
process_phenocam

Function to post-process PhenoCam time series
read_phenocam

Read PhenoCam time series data
write_phenocam

Write a phenocamr data structure to file
truncate_phenocam

Truncate a PhenoCam time series
phenocam_explorer

Starts the phenocamr shiny interface
phenophases

Calculates phenophases
transition_dates

Calculates transition dates for a PhenoCam time series
merge_daymet

Merge Daymet data with a PhenoCam time series
download_phenocam

Downloads PhenoCam time series
daylength

Calculates day length (in hours) and the solar elevation
list_rois

List all site regions-of-interst (ROIs)
contract_phenocam

Contracts the file from 1-day to a 3-day time step
expand_phenocam

Expand a PhenoCam time series from 3-day to a 1-day time step
grvi

Calculate green-red vegetation index (GRVI)
detect_outliers

Detect outliers in PhenoCam time series
list_sites

List all site meta-data