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SNDTISoil-Adjusted Normalized Difference Tillage Index

VegetationMultispectralCitation Rank #289

Summary

The Soil-Adjusted Normalized Difference Tillage Index (SNDTI) is a vegetation spectral index intended for multispectral sensing. It was introduced in 2018; its source is cited as Hongrui Ren, Bei Zhang, & Xulin Guo (2018). Estimation of litter mass in nongrowing seasons in arid grasslands using MODIS satellite data. European Journal of Remote Sensing, 51(1). https://doi.org/10.1080/22797254.2017.1418186 .

Based on the latest citation data, this index is in the 7.99th percentile overall, ranking 289 out of 313 indices with citation data. Among the 56 indices published within two years of 2018, it ranks 56 (1.79th percentile). Within the vegetation application domain, it is in the 7.11th percentile and ranks 197 out of 211 indices with citation data. Among the 26 similarly aged vegetation indices, it ranks 26 (3.85th percentile).

Formula

(1.0 + L) * (S1 - S2) / (S1 + S2 + L)

Bands

S1

Short-wave Infrared (SWIR) 1.

S2

Short-wave Infrared (SWIR) 2.

Polarizations

No radar polarizations are used in this index.

Constants

L

Soil adjustment factor.

Default value0.6
Suggested range0–1
Suggested values
Increased litter mass
0
Low litter mass
1

Reductions

No contextual reductions are used in this index.

Released under the MIT License.