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The phrase "a weighted mean" is correct and usable in written English.
It can be used in mathematical or statistical contexts when discussing averages that take into account the relative importance of different values.
Example: "To calculate the final grade, we will use a weighted mean that considers the different contributions of assignments and exams."
Alternatives: "a weighted average" or "a weighted calculation".
Exact(60)
In fact, the logistic regression can be regarded as a weighted mean, with the weights depending on the individual classifier's accuracy, and the correlation between classifiers.
A weighted mean was used as the summarization function with weights being given by the peak areas (e.g., signals with larger peak area were weighted more heavily).
During feature preprocessing, missing data either in the active group or inactive group were separately imputed by a weighted mean of the k nearest-neighbor algorithm (k = 4).
Consequently, a weighted mean ESR and luminescence age of 268 ± 12 ka may be derived for PM3 and the lower archaeological level.
Four studies involving 93 isolated periarticular osteotomies of the first metatarsal followed up for a weighted mean of 18.6 months were identified that met the inclusion criteria.
The best estimate of the crystallization age of rhyolitic porphyry is given by a weighted mean 207Pb/206Pb age of 2050.6 ± 3 Ma Rhyacian-Orosiriann).
The stability of an individual cluster can be interpreted as a weighted mean of the inherent stabilities in the isolation and cohesion, respectively, of the examined cluster.
Let A be a weighted mean matrix given by (1.3).
In addition, the estimation is calculated as a weighted mean.
This index is a weighted mean of daily F10.7P and the maximum EEJ strength.
The spectral centroid is a weighted mean frequency of the spectrum of the signal.
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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com