Wu, Chaoyang; N... - Estimating chlorophyll content...

Basic information

Author	Wu, Chaoyang; Niu, Zheng; Tang, Quan; Huang, Wenjiang
Title	Estimating chlorophyll content from hyperspectral vegetation indices: Modeling and validation
Journal	Agricultural and Forest Meteorology
DOI	10.1016/j.agrformet.2008.03.005
Link	http://www.sciencedirect.com/science/article/pii/S0168192308000920
Date/Year	2008
Location
Publisher
Volume	148
Issue	8â€“9
Pages	1230-1241
Keywords	Vegetation indices; Sensitivity; Chlorophyll content; LAI; Validation
Comment

Indices

Nr.	Name	General Formula	Comment
1	MCARI/OSAVI	$\frac{(700nm - 670nm) - 0.2 (700nm - 550nm) (\frac{700nm}{670nm})}{(1 + 0.16) \frac{800nm - 670nm}{800nm + 670nm + 0.16}}$
2	MCARI/OSAVI750	$\frac{(750nm - 705nm) - 0.2 (750nm - 550nm) (\frac{750nm}{705nm})}{(1 + 0.16) \frac{750nm - 705nm}{750nm + 705nm + 0.16}}$
3	Modified Chlorophyll Absorption in Reflectance Index	$((700nm - 670nm) - 0.2 (700nm - 550nm)) (\frac{700nm}{670nm})$
4	Modified Chlorophyll Absorption Ratio Index 705,750	$((750nm - 705nm) - 0.2 (750nm - 550nm)) (\frac{750nm}{705})$
5	Modified Simple Ratio 670,800	$\frac{\frac{800nm}{670nm} - 1}{\sqrt{\frac{800nm}{670nm} + 1}}$
6	Modified Simple Ratio 705,750	$\frac{\frac{750nm}{705nm} - 1}{\sqrt{\frac{750nm}{705nm} + 1}}$
7	Normalized Difference 800/680	$\frac{800nm - 680nm}{800nm + 680nm}$
8	Optimized Soil Adjusted Vegetation Index	$(1 + Y) \frac{800nm - 670nm}{800nm + 670nm + Y}$
9	Simple Ratio NIR/RED	$\frac{NIR}{RED}$
10	TCARI/OSAVI	$\frac{3 (700nm - 670nm) - 0.2 (700nm - 550nm) \frac{700nm}{670nm}}{(1 + 0.16) \frac{800nm - 670nm}{800nm + 670nm + 0.16}}$
11	TCARI/OSAVI 705,750	$\frac{3 (750nm - 705nm) - 0.2 (750nm - 550nm) (\frac{750nm}{705nm})}{(1 + 0.16) \frac{750nm - 705nm}{750nm + 705nm + 0.16}}$
12	Transformed Chlorophyll Absorbtion Ratio	$3 ((700nm - 670nm) - 0.2 (700nm - 550nm) (\frac{700nm}{670nm}))$

Sensors

Nr.	Name	Spectral Range	Bands	Calculated	Comment
1	Hyperion	349.896-2582.28	242

Applications

Nr.	Name	Comment
1	Hyperspectral remote sensing
2	Vegetation
3	Vegetation - Chlorophyll
4	Vegetation - LAI

List of References