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by kortex 1572 days ago
The mean is a statistical measure which is very sensitive to outliers. Your weighting function should be more like an M-estimator.

The more extreme the source, the less weight it gets.

Also it means little to combine multiple sources of similar persuasion. Both Russia and China saying something is not worth 2x, since they are correlated.

https://en.m.wikipedia.org/wiki/M-estimator