# Generated by scripts/sync_indices.py from Awesome Spectral Indices (MIT).
# DO NOT EDIT BY HAND. Edit overlays (_asi_*.yaml, _folia_*.yaml) and re-run.
# Spec: docs/spec/SPECTRAL_INDICES.md
slug: ibi
name: Index-Based Built-Up Index
short_name: IBI
formula: (((S1-N)/(S1+N))-(((N-R)*(1.0+L)/(N+R+L))+((G-S1)/(G+S1)))/2.0)/(((S1-N)/(S1+N))+(((N-R)*(1.0+L)/(N+R+L))+((G-S1)/(G+S1)))/2.0)
bands:
- S1
- N
- R
- G
constants:
- L
domain: urban
theme: infrastructure
concepts: []
rank: null
display:
  colormap: ylorbr
  range:
  - 0.0
  - 1.0
references:
- url: https://doi.org/10.1080/01431160802039957
date_of_addition: '2022-02-09'
contributor: https://github.com/davemlz
platforms:
- Sentinel-2
- Landsat-OLI
- Landsat-TM
- Landsat-ETM+
- MODIS
source:
  authority: awesome-spectral-indices
  commit_sha: 7f28d3fe68af1287f7449faf0685659e73197212
  upstream_id: IBI
match_tags:
- based
- built
- g
- index
- n
- r
- s1
- urban
status: stable