Description Usage Arguments Details Value See Also
View source: R/validating_jack.R
Take a numeric vector and return the predicted vector computed as the arithmetic mean of all elements belonging to the same motif.
1 | gmean_byelt_jack(fobs, mOccur, jack)
|
fobs |
a numeric vector. The vector |
mOccur |
a matrix of occurrence (occurrence of elements).
Its first dimension equals to |
jack |
an integer vector of length |
Predicted performances are computed
using geometric mean (opt.mean = "gmean"
)
of performances of assemblages
that share a same assembly motif (opt.model = "bymot"
).
The assemblages belonging to a same assembly motif are divided
into jack[2]
subsets of jack[1]
assemblages.
Prediction is computed by excluding jack[1]
assemblages,
including the assemblage to predict.
If the total number of assemblages belonging
to the assembly motif is lower than jack[1]*jack[2]
,
prediction is computed by Leave-One-Out (LOO).
Return a vector of length(fobs)
.
Its values are computed as the geometric mean
of performances of assemblages,
by excluding a subset of assemblages
containing the assemblage to predict.
amean_bymot_jack
,
amean_byelt_jack
,
gmean_bymot_jack
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