# 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: bi
name: Bare Soil Index
short_name: BI
formula: ((S1 + R) - (N + B))/((S1 + R) + (N + B))
bands:
- S1
- R
- N
- B
domain: soil
theme: soil
concepts:
- bare-ground
rank: null
display:
  colormap: ylorbr
  range:
  - 0.0
  - 1.0
references:
- url: http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.465.8749&rep=rep1&type=pdf
date_of_addition: '2022-04-08'
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: BI
match_tags:
- b
- bare
- index
- n
- r
- s1
- soil
status: stable