Package: irg 0.1.6

irg: Instantaneous Rate of Green Up

Fits a double logistic function to NDVI time series and calculates instantaneous rate of green (IRG) according to methods described in Bischoff et al. (2012) <doi:10.1086/667590>.

Authors:Alec L. Robitaille [aut, cre]

irg_0.1.6.tar.gz
irg_0.1.6.zip(r-4.7)irg_0.1.6.zip(r-4.6)irg_0.1.6.zip(r-4.5)
irg_0.1.6.tgz(r-4.6-any)irg_0.1.6.tgz(r-4.5-any)
irg_0.1.6.tar.gz(r-4.7-any)irg_0.1.6.tar.gz(r-4.6-any)
irg_0.1.6.tgz(r-4.6-emscripten)
manual.pdf |manual.html
DESCRIPTION |NEWS
card.svg |card.png
irg/json (API)

# Install 'irg' in R:
install.packages('irg', repos = c('https://robitalec.r-universe.dev', 'https://cloud.r-project.org'))

Bug tracker:https://github.com/robitalec/irg/issues

Pkgdown/docs site:https://robitalec.github.io

On CRAN:

Conda:

irgmodisndvi

4.85 score 2 stars 35 scripts 203 downloads 13 exports 7 dependencies

Last updated from:85ba244b1a. Checks:9 OK. Indexed: yes.

TargetResultTimeFilesSyslog
linux-devel-x86_64OK134
source / vignettesOK194
linux-release-x86_64OK127
macos-release-arm64OK110
macos-oldrel-arm64OK119
windows-develOK94
windows-releaseOK87
windows-oldrelOK85
wasm-releaseOK107

Exports:calc_irgfilter_ndvifilter_qafilter_rollfilter_topfilter_winterirgmodel_ndvimodel_paramsmodel_startscale_doyscale_ndviuse_example_ee_script

Dependencies:chkclidata.tablelifecycleRcppRcppRollrlang

Example Earth Engine scripts
MODIS MOD13Q1 | Landsat 8

Last update: 2022-09-28
Started: 2021-12-02

Getting started with irg
Installation | Packages | Input data | data.frame | Sampling NDVI | Temporal extent | Workflow | Filtering | Scaling | Modeling | IRG

Last update: 2022-02-18
Started: 2018-12-06

Readme and manuals

Help Manual

Help pageTopics
IRGcalc_irg
Filter NDVIfilter_ndvi
Filter with QA Bandfilter_qa
Filter with rolling medianfilter_roll
Filter top NDVIfilter_top
Filter winter NDVIfilter_winter
IRGirg
Model NDVI time seriesmodel_ndvi
Estimate model parametersmodel_params
Model starting parametersmodel_start
Raw Landsat NDVI datasampled-ndvi-Landsat-LC08-T1-L2.csv
Raw MODIS MOD13Q1 NDVI datasampled-ndvi-MODIS-MOD13Q1.csv
Scale DOYscale_doy
Scale NDVIscale_ndvi
Use an example sampling script for Earth Engineuse_example_ee_script