Index: Normalized Difference 790/720 Normalized difference red edge index

Normalized Difference 790/720 Normalized difference red edge index

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Basic information

Name	Normalized Difference 790/720 Normalized difference red edge index
Abbreviation	NDRE
Formula	$\frac{\mathrm{790nm}-\mathrm{720nm}}{\mathrm{790nm}+\mathrm{720nm}}$
Variables
Expl. of Variables
Wavelengths	720,790
Source	Original formula
Description

Visualisation of required spectral range

Sensors

Nr.	Name	Spectral Range	Bands	Specific Formula	Calculated	Comment
1	AHS	428.5-13140	80	$\frac{\mathrm{13}-\mathrm{10}}{\mathrm{13}+\mathrm{10}}$	Automatic
2	AISA	400-2506.7	498	$\frac{\mathrm{170}-\mathrm{140}}{\mathrm{170}+\mathrm{140}}$	Automatic
3	ARIES-1	400-2587	105	$\frac{\mathrm{21}-\mathrm{17}}{\mathrm{21}+\mathrm{17}}$	Automatic
4	ASAS	400-1020	62	$\frac{\mathrm{39}-\mathrm{32}}{\mathrm{39}+\mathrm{32}}$	Automatic
5	AVIRIS	355.15-2515	224	$\frac{\mathrm{47}-\mathrm{39}}{\mathrm{47}+\mathrm{39}}$	Automatic
6	AVIS	550-994	74	$\frac{\mathrm{40}-\mathrm{29}}{\mathrm{40}+\mathrm{29}}$	Automatic
7	Azimuth Systems AZ-16	0-13000	12	$\frac{7-6}{7+6}$	Automatic
8	CASI 550	400-1000	288	$\frac{\mathrm{188}-\mathrm{154}}{\mathrm{188}+\mathrm{154}}$	Automatic
9	CASI spectral	391-905.5	96	$\frac{\mathrm{75}-\mathrm{62}}{\mathrm{75}+\mathrm{62}}$	Automatic
10	CASI1500	380-1500	288	$\frac{\mathrm{106}-\mathrm{88}}{\mathrm{106}+\mathrm{88}}$	Automatic
11	ChrisProbaM1	406-1003	62	$\frac{\mathrm{A43}-\mathrm{A33}}{\mathrm{A43}+\mathrm{A33}}$	Automatic
12	ChrisProbaM5	438-1036	37	$\frac{\mathrm{H23}-\mathrm{H14}}{\mathrm{H23}+\mathrm{H14}}$	Automatic
13	Daedalus	0-13000	12	$\frac{7-6}{7+6}$	Automatic
14	DAIS-7915	400-12600	79	$\frac{\mathrm{21}-\mathrm{18}}{\mathrm{21}+\mathrm{18}}$	Automatic
15	Deimos-2	420-890	5	$\frac{\mathrm{MS4}-\mathrm{MS3}}{\mathrm{MS4}+\mathrm{MS3}}$	Automatic
16	DubaiSat-1	420-890	5	$\frac{\mathrm{MS4\_Near\_Infrared}-\mathrm{MS3\_Red}}{\mathrm{MS4\_Near\_Infrared}+\mathrm{MS3\_Red}}$	Automatic
17	EnMap	420-2450	244	$\frac{\mathrm{57}-\mathrm{47}}{\mathrm{57}+\mathrm{47}}$	Automatic
18	HYDICE	400-2500	210	$\frac{\mathrm{39}-\mathrm{32}}{\mathrm{39}+\mathrm{32}}$	Automatic
19	HyMap	429-2493.8	126	$\frac{\mathrm{24}-\mathrm{20}}{\mathrm{24}+\mathrm{20}}$	Automatic
20	Hyperion	349.896-2582.28	242	$\frac{\mathrm{B44}-\mathrm{B37}}{\mathrm{B44}+\mathrm{B37}}$	Automatic
21	INSAT-2E	550-12500	6	$\frac{\mathrm{CCD\_Near\_Infrared}-\mathrm{VHRR\_Visible}}{\mathrm{CCD\_Near\_Infrared}+\mathrm{VHRR\_Visible}}$	Automatic
22	Orbview-4	450-2450	200	$\frac{\mathrm{34}-\mathrm{27}}{\mathrm{34}+\mathrm{27}}$	Automatic
23	PHI	400-1000.35	244	$\frac{\mathrm{159}-\mathrm{131}}{\mathrm{159}+\mathrm{131}}$	Automatic
24	Pleiades-1	430-950	5	$\frac{\mathrm{NIR1}-\mathrm{Red}}{\mathrm{NIR1}+\mathrm{Red}}$	Automatic
25	RapidEye	440-850	5	$\frac{\mathrm{Near\_Infrared}-\mathrm{Red\_edge}}{\mathrm{Near\_Infrared}+\mathrm{Red\_edge}}$	Automatic
26	SCIAMACHY	240-2380	15	$\frac{\mathrm{NIR1}-\mathrm{VIS2}}{\mathrm{NIR1}+\mathrm{VIS2}}$	Automatic
27	SEVIRI	560-14400	12	$\frac{\mathrm{VIS\_0.8\_}-\mathrm{HRV}}{\mathrm{VIS\_0.8\_}+\mathrm{HRV}}$	Automatic
28	VIIRS	412-13350	22	$\frac{\mathrm{DNB}-\mathrm{I1}}{\mathrm{DNB}+\mathrm{I1}}$	Automatic
29	WorldView-2	400-1040	9	$\frac{\mathrm{NIR1}-\mathrm{Red\_Edge\_Band}}{\mathrm{NIR1}+\mathrm{Red\_Edge\_Band}}$	Automatic
30	WorldView-3	400-2365	29	$\frac{\mathrm{Near\_IR1}-\mathrm{Red\_Edge}}{\mathrm{Near\_IR1}+\mathrm{Red\_Edge}}$	Automatic

Applications

Nr.	Name	Comment
1	Agriculture - Precision Crop Management

References

Nr.	Author/Title	Year	Comment
1	Barnes, E.M.; Clarke, T.R.; Richards, S.E.; Colaizzi, P.D.; Haberland, J.; Kostrzewski, M.; Waller, P.; Choi, C., Riley, E.; Thompson, T.; Lascano, R.J.; Li, H.; Moran, M.S. - Coincident detection of crop water stress, nitrogen status and canopy density using ground based multispectral data	2000
2	Herrmann, I.; Karnieli, A.; Bonfil, D. J.; Cohen, Y.; Alchanatis, V. - SWIR-based spectral indices for assessing nitrogen content in potato fields	2010

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Visualisation of Sensor-Bands

Index:

Sensors:

AHS

AISA

ARIES-1

ASAS

AVIRIS

AVIS

Azimuth Systems AZ-16

CASI 550

CASI spectral

CASI1500

ChrisProbaM1

ChrisProbaM5

Daedalus

DAIS-7915

Deimos-2

DubaiSat-1

EnMap

HYDICE

HyMap

Hyperion

INSAT-2E

Orbview-4

PHI

Pleiades-1

RapidEye

SCIAMACHY

SEVIRI

VIIRS

WorldView-2

WorldView-3

List of Indices