Method / resourcemodel-written summary

The finite mixture model fit the diameter distributions of uneven-aged forest stands well and achieved root mean square error at least four times smaller than two alternatives.

A claim from A finite mixture of two Weibull distributions for modeling the diameter distributions of rotated-sigmoid, uneven-aged stands · 2001

Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

The finite mixture model fit the diameter distributions of uneven-aged forest stands well and achieved root mean square error at least four times smaller than two alternatives.

Taxon
forest standse1
Outcome
root mean square errore0
Direction
smallere0
Value
at least four times smallere0
Comparator
single Weibull or negative exponential functione0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleTreatmentSettingQualifier

Verbatim

e0

“Compared with a single Weibull or negative exponential function, the finite finite mixture model is the only one that fits the diameter distributions well and produces root mean square error at least four times smaller than the other two”

✓ located verbatim in the source · abstract, characters 590–827
t0

“uneven-aged stands”

✓ located verbatim in the source · title, characters 106–124
e1

“old-growth, uneven-aged forest stands”

✓ located verbatim in the source · abstract, characters 48–85

Title

A finite mixture of two Weibull distributions for modeling the diameter distributions of rotated-sigmoid, uneven-aged stands

Lianjun Zhang; Jeffrey H. Gove; Chuangmin Liu; et al. Canadian Journal of Forest Research 2001. doi:10.1139/cjfr-31-9-1654

Record rev-51d85f58099e02ee69081e47c7a368b065f1adf3ddefe71bc25b41f75115cf0e · schema claims-v0.9 · position 1 in the model’s answer