Sentences with phrase «arbitrary adjustments»

When a model's output (value plus error bounds) already falls within the error bounds of the observations, it is a Bad Idea to try to tune a model through purely arbitrary adjustment of parameters.

This comes in addition to the previously shown fact that the correlation of cosmic ray flux with paleoclimatic data proposed by Shaviv and Veizer (2003) only arises «by making several arbitrary adjustments to the cosmic ray data» (Rahmstorf et al. 2004).

And for his calculation, which worked before WWII, he started adding the 50 % arbitrary adjustment starting in the early»60s as I have mentioned before.

Then the issue is that the correlation, which perhaps does exist, was backed - into by arbitrary adjustment of parameters.

The explained variance claimed by [Shaviv and Veizer, 2003] is the maximum achievable by optimal smoothing of the temperature data and by making several arbitrary adjustments to the cosmic ray data (within their large uncertainty) to line up their peaks with the temperature curve.

Steve, In your paper you say of the tree ring data «there was no scientific basis for such an arbitrary adjustment».

If the modellers didn't put these arbitrary adjustments into their models, the model simulations had a tendency to give unrealistic results after a few simulated «decades».

The manipulation includes (but is not limited to) arbitrary adjustment («bodging»), cherry picking and deletion of adverse data.»