sEddyProc_sMRFluxPartition.RdNighttime-based partitioning of net ecosystem fluxes into gross fluxes GPP and REco
sEddyProc_sMRFluxPartition(FluxVar = if (missing(FluxVar.s)) "NEE_f" else FluxVar.s,
QFFluxVar = if (missing(QFFluxVar.s)) "NEE_fqc" else QFFluxVar.s,
QFFluxValue = if (missing(QFFluxValue.n)) 0L else QFFluxValue.n,
TempVar = if (missing(TempVar.s)) "Tair_f" else TempVar.s,
QFTempVar = if (missing(QFTempVar.s)) "Tair_fqc" else QFTempVar.s,
QFTempValue = if (missing(QFTempValue.n)) 0 else QFTempValue.n,
RadVar = if (missing(RadVar.s)) "Rg" else RadVar.s,
TRef = if (missing(T_ref.n)) 273.15 +
15 else T_ref.n, suffix = if (missing(Suffix.s)) "" else Suffix.s,
FluxVar.s, QFFluxVar.s, QFFluxValue.n,
TempVar.s, QFTempVar.s, QFTempValue.n,
RadVar.s, T_ref.n, Suffix.s, debug.l,
debug = if (!missing(debug.l)) debug.l else list(useLocaltime = FALSE),
parsE0Regression = list())Variable name of column with original and filled net ecosystem fluxes (NEE)
Quality flag of NEE variable
Value of quality flag for _good_ (original) data
Filled air- or soil temperature variable (degC)
Quality flag of filled temperature variable
Value of temperature quality flag for _good_ (original) data
Unfilled (original) radiation variable
Reference
temperature in Kelvin (degK)
used in fLloydTaylor for regressing Flux and Temperature
String suffix needed for different processing setups on the same dataset (for explanations see below)
deprecated
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List
with debugging control
(passed also to sEddyProc_sRegrE0fromShortTerm
for providing fixedE0 = myE0).
see details on solar vs local time
list
with further parameters passed down to
sEddyProc_sRegrE0fromShortTerm and fRegrE0fromShortTerm,
such as TempRange
Flux partitioning results (see variables in details) in sTEMP data frame (with renamed columns). On success, return value is NULL. On failure an integer scalar error code is returned: -111 if regression of E_0 failed due to insufficient relationship in the data.
Reichstein M, Falge E, Baldocchi D et al. (2005) On the separation of net ecosystem exchange into assimilation and ecosystem respiration: review and improved algorithm. Global Change Biology, 11, 1424-1439.