QAA_v5: Quasi-Analytical Algorithm version 5 (QAA_v5) by Lee et al....

In bishun945/FCMm: Fuzzy Cluster Method Based on the Optimized m Value (Fuzzifier)

Description

Quasi-Analytical Algorithm version 5 (QAA_v5) by Lee et al. (2002)

Usage

QAA_v5(
  wv,
  Rrs,
  wv412 = NULL,
  wv443 = NULL,
  wv490 = NULL,
  wv560 = NULL,
  wv667 = NULL,
  verbose = FALSE
)

Arguments

wv	Wavelength vector
Rrs	Rrs matrix
wv412	Wavelength index of 412 nm
wv443	Wavelength index of 443 nm
wv490	Wavelength index of 490 nm
wv560	Wavelength index of 560 nm
wv667	Wavelength index of 667 nm
verbose	Print process information (default as FASLE)

Value

Results of QAA_v5 are the list including:

input	input list including wv, Rrs, wv412, wv443, wv490, wv560, and wv667
const	constant values of g0, g1, and lam0
Var	Indirect variables including rrs, u, Chi, Yita, Zeta, S, and Xi
IOP	Inherent optical properties including a0, bbp0, ag443, a, adg, aph, and bbp
Chl	Results of Chl concentration estimation including Chl_Bricaud, Bricaud_A, Bricaud_B, Chl_Liu, aChla665_star
residu	Residual constrains including Upper_lim_for_Rrs667, Lower_lim_for_Rrs667, Rrs667_revised, and Rrs667_final

References

Lee Z P, Carder K L, Arnone R A. Deriving inherent optical properties from water color: a multiband quasi-analytical algorithm for optically deep waters[J]. Applied optics, 2002, 41(27): 5755-5772.

See Also

Other Algorithms: Chla concentration: Blend_Bi21(), Blend_FCMm(), Blend_Jac17(), Blend_Moo14(), Blend_Smith18(), Bloom(), C6(), Chla_FBA, Chla_Gil10_Git11, Chla_OCx_OLCI, FCM_m_Chla_estimation(), Gons08(), NDCI_Mi12(), OCI_Hu12(), SCI_Shen10(), TC2(), run_all_Chla_algorithms()

Examples

data(WaterSpec35)
Rrs = WaterSpec35[,-c(1,2)]
wv = as.numeric(names(Rrs))
print(wv)
res = QAA_v5(wv, Rrs, wv412 = 2, wv443 = 3, wv490 = 4, wv560 = 6, wv667 = 9)

bishun945/FCMm documentation built on Oct. 15, 2021, 6:43 p.m.