MODIS MOD13Q1 | Landsat 8
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:
irg_0.1.6.tar.gz
irg_0.1.6.zip(r-4.7-any)irg_0.1.6.zip(r-4.6-any)irg_0.1.6.zip(r-4.5-any)
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
Last updated from:85ba244b1a. Checks:9 OK. Indexed: yes.
| Target | Result | Time | Files | Syslog |
|---|---|---|---|---|
| linux-devel | OK | 145 | ||
| source / vignettes | OK | 194 | ||
| linux-release | OK | 133 | ||
| macos-release | OK | 116 | ||
| macos-oldrel | OK | 82 | ||
| windows-devel | OK | 113 | ||
| windows-release | OK | 108 | ||
| windows-oldrel | OK | 78 | ||
| wasm-release | OK | 113 |
Exports:calc_irgfilter_ndvifilter_qafilter_rollfilter_topfilter_winterirgmodel_ndvimodel_paramsmodel_startscale_doyscale_ndviuse_example_ee_script
Example Earth Engine scripts
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 page | Topics |
|---|---|
| IRG | calc_irg |
| Filter NDVI | filter_ndvi |
| Filter with QA Band | filter_qa |
| Filter with rolling median | filter_roll |
| Filter top NDVI | filter_top |
| Filter winter NDVI | filter_winter |
| IRG | irg |
| Model NDVI time series | model_ndvi |
| Estimate model parameters | model_params |
| Model starting parameters | model_start |
| Raw Landsat NDVI data | sampled-ndvi-Landsat-LC08-T1-L2.csv |
| Raw MODIS MOD13Q1 NDVI data | sampled-ndvi-MODIS-MOD13Q1.csv |
| Scale DOY | scale_doy |
| Scale NDVI | scale_ndvi |
| Use an example sampling script for Earth Engine | use_example_ee_script |