Index: Leaf Water Content Index

Leaf Water Content Index

Basic information

Name	Leaf Water Content Index
Abbreviation	LWCI
Formula	$\frac{\log (1 - (NIR - MIDIR))}{- \log (1 - (NIR - MIDIR))}$
Variables
Expl. of Variables
Wavelengths	780:1400
Source	Original formula
Description	NIR= TM4 MIDIR = TM5

Visualisation of required spectral range

Bands
zoom Bands

Sensors

Nr.	Name	Spectral Range	Bands	Specific Formula	Calculated
1	AHS	428.5-13140	80	$\frac{\log (1 - (20 - MIDIR))}{- \log (1 - (20 - MIDIR))}$	Automatic
2	AISA	400-2506.7	498	$\frac{\log (1 - (264 - MIDIR))}{- \log (1 - (264 - MIDIR))}$	Automatic
3	ALI	433-2350	10	$\frac{\log (1 - (MS___5' - MIDIR))}{- \log (1 - (MS___5' - MIDIR))}$	Automatic
4	ARIES-1	400-2587	105	$\frac{\log (1 - (36 - MIDIR))}{- \log (1 - (36 - MIDIR))}$	Automatic
5	ASTER	520-11650	15	$\frac{\log (1 - (VNIR_Band3N - MIDIR))}{- \log (1 - (VNIR_Band3N - MIDIR))}$	Automatic
6	AVHRR	580-12500	6	$\frac{\log (1 - (2 - MIDIR))}{- \log (1 - (2 - MIDIR))}$	Automatic
7	AVIRIS	355.15-2515	224	$\frac{\log (1 - (78 - MIDIR))}{- \log (1 - (78 - MIDIR))}$	Automatic
8	Azimuth Systems AZ-16	0-13000	12	$\frac{\log (1 - (8 - MIDIR))}{- \log (1 - (8 - MIDIR))}$	Automatic
9	CASI1500	380-1500	288	$\frac{\log (1 - (183 - MIDIR))}{- \log (1 - (183 - MIDIR))}$	Automatic
10	CZCS	433-12500	6	$\frac{\log (1 - (5 - MIDIR))}{- \log (1 - (5 - MIDIR))}$	Automatic
11	Daedalus	0-13000	12	$\frac{\log (1 - (8 - MIDIR))}{- \log (1 - (8 - MIDIR))}$	Automatic
12	DAIS-7915	400-12600	79	$\frac{\log (1 - (32 - MIDIR))}{- \log (1 - (32 - MIDIR))}$	Automatic
13	EnMap	420-2450	244	$\frac{\log (1 - (108 - MIDIR))}{- \log (1 - (108 - MIDIR))}$	Automatic
14	GLI	375-12500	36	$\frac{\log (1 - (24 - MIDIR))}{- \log (1 - (24 - MIDIR))}$	Automatic
15	GOSAT	700-13200	4	$\frac{\log (1 - (Visible - MIDIR))}{- \log (1 - (Visible - MIDIR))}$	Automatic
16	HYDICE	400-2500	210	$\frac{\log (1 - (69 - MIDIR))}{- \log (1 - (69 - MIDIR))}$	Automatic
17	HyMap	429-2493.8	126	$\frac{\log (1 - (44 - MIDIR))}{- \log (1 - (44 - MIDIR))}$	Automatic
18	Hyperion	349.896-2582.28	242	$\frac{\log (1 - (B95 - MIDIR))}{- \log (1 - (B95 - MIDIR))}$	Automatic
19	ILAS-II	753-11770	2	$\frac{\log (1 - (Visible - MIDIR))}{- \log (1 - (Visible - MIDIR))}$	Automatic
20	INSAT-2E	550-12500	6	$\frac{\log (1 - (CCD_Near_Infrared - MIDIR))}{- \log (1 - (CCD_Near_Infrared - MIDIR))}$	Automatic
21	IRS-1C	500-1700	5	$\frac{\log (1 - (NIR - MIDIR))}{- \log (1 - (NIR - MIDIR))}$	Automatic
22	IRS-1D	500-1700	5	$\frac{\log (1 - (NIR - MIDIR))}{- \log (1 - (NIR - MIDIR))}$	Automatic
23	IRS-P3	403-1650	18	$\frac{\log (1 - (MOS_B11 - MIDIR))}{- \log (1 - (MOS_B11 - MIDIR))}$	Automatic
24	IRS-P4	402-1700	9	$\frac{\log (1 - (8 - MIDIR))}{- \log (1 - (8 - MIDIR))}$	Automatic
25	Landsat 8	435-12510	11	$\frac{\log (1 - (Near_Infrared - MIDIR))}{- \log (1 - (Near_Infrared - MIDIR))}$	Automatic
26	LandsatETM+ (Landsat7)	450-12500	8	$\frac{\log (1 - (NIR - MIDIR))}{- \log (1 - (NIR - MIDIR))}$	Automatic
27	LandsatTM (Landsat4,5)	450-12500	7	$\frac{\log (1 - (NIR - MIDIR))}{- \log (1 - (NIR - MIDIR))}$	Automatic
28	MERSI	402-12750	20	$\frac{\log (1 - (18 - MIDIR))}{- \log (1 - (18 - MIDIR))}$	Automatic
29	MIPAS	685-2410	5	$\frac{\log (1 - (NIR2 - MIDIR))}{- \log (1 - (NIR2 - MIDIR))}$	Automatic
30	MMR	450-2300	7	$\frac{\log (1 - (5 - MIDIR))}{- \log (1 - (5 - MIDIR))}$	Automatic
31	MODIS	405-14385	36	$\frac{\log (1 - (5 - MIDIR))}{- \log (1 - (5 - MIDIR))}$	Automatic
32	MSU-MR	500-12500	6	$\frac{\log (1 - (2 - MIDIR))}{- \log (1 - (2 - MIDIR))}$	Automatic
33	MVISR	430-12200	10	$\frac{\log (1 - (10 - MIDIR))}{- \log (1 - (10 - MIDIR))}$	Automatic
34	Orbview-4	450-2450	200	$\frac{\log (1 - (64 - MIDIR))}{- \log (1 - (64 - MIDIR))}$	Automatic
35	PROBA-V	440-1635	4	$\frac{\log (1 - (NIR - MIDIR))}{- \log (1 - (NIR - MIDIR))}$	Automatic
36	Resource21	450-1650	6	$\frac{\log (1 - (4 - MIDIR))}{- \log (1 - (4 - MIDIR))}$	Automatic
37	SCIAMACHY	240-2380	15	$\frac{\log (1 - (NIR2 - MIDIR))}{- \log (1 - (NIR2 - MIDIR))}$	Automatic
38	Sentinel-2A	433-2280	13	$\frac{\log (1 - (9 - MIDIR))}{- \log (1 - (9 - MIDIR))}$	Automatic
39	SEVIRI	560-14400	12	$\frac{\log (1 - (VIS_0.8_- MIDIR))}{- \log (1 - (VIS_0.8_- MIDIR))}$	Automatic
40	SPOT 4	500-1750	5	$\frac{\log (1 - (near_infrared - MIDIR))}{- \log (1 - (near_infrared - MIDIR))}$	Automatic
41	SPOT 5	480-1750	5	$\frac{\log (1 - (near_infrared - MIDIR))}{- \log (1 - (near_infrared - MIDIR))}$	Automatic
42	TIMS	0-12200	8	$\frac{\log (1 - (8 - MIDIR))}{- \log (1 - (8 - MIDIR))}$	Automatic
43	VIIRS	412-13350	22	$\frac{\log (1 - (DNB - MIDIR))}{- \log (1 - (DNB - MIDIR))}$	Automatic
44	VIRR	430-12500	10	$\frac{\log (1 - (2 - MIDIR))}{- \log (1 - (2 - MIDIR))}$	Automatic
45	VISSR	500-12500	3	$\frac{\log (1 - (VIS - MIDIR))}{- \log (1 - (VIS - MIDIR))}$	Automatic
46	WorldView-3	400-2365	29	$\frac{\log (1 - (SWIR_1 - MIDIR))}{- \log (1 - (SWIR_1 - MIDIR))}$	Automatic

Applications

Nr.	Name	Comment
1	Vegetation
2	Vegetation - Water
3	Vegetation - Water stress

References

Nr.	Author/Title	Year
1	Ahamed, T.; Tian, L.; Zhang, Y.; Ting, K. C. - A review of remote sensing methods for biomass feedstock production	2011
2	Hunt Jr, E. Raymond; Rock, Barrett N. - Detection of changes in leaf water content using Near- and Middle-Infrared reflectances	1989
3	Hunt Jr, Raymond E.; Rock, Barrett N.; Nobel, Park S. - Measurement of leaf relative water content by infrared reflectance	1987