# 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: nhfd
name: Non-Homogeneous Feature Difference
short_name: NHFD
formula: (RE1 - A) / (RE1 + A)
bands:
- RE1
- A
domain: urban
theme: infrastructure
concepts: []
rank: null
display:
  colormap: ylorbr
  range:
  - 0.0
  - 1.0
references:
- url: https://www.semanticscholar.org/paper/Using-WorldView-2-Vis-NIR-MSI-Imagery-to-Support-Wolf/5e5063ccc4ee76b56b721c866e871d47a77f9fb4
date_of_addition: '2021-09-17'
contributor: https://github.com/davemlz
platforms:
- Sentinel-2
source:
  authority: awesome-spectral-indices
  commit_sha: 7f28d3fe68af1287f7449faf0685659e73197212
  upstream_id: NHFD
match_tags:
- a
- difference
- feature
- homogeneous
- non
- re1
- urban
status: stable