Provenance properties
1. Documentation: whys and hows of the metric and the collection
2. Math definition of the metric
3. Frequency (DA, MO,…)
4. Observations (as many as possible), including which period to use
5. Reference to show the robustness of metric
6. Minimum number of realisations (for metric to make sense)
7. Minimum lenght of simulation needed (for metric to make sense)
Associated graphic properties:
8. « Dive down » diag (map of RMS,…)
9. Normalisation wrt sharing single color bar in a MME env.