CMUG Integration Meeting, 27 th May 2015 Communication Users have varied, if compatible, needs. As the data volume increases, the desire for detailed uncertainty information decreases. — Uncertainty information is unimportant in decadal studies. Process studies can make detailed use of it. — Data assimilation requires a quantitative estimate of uncertainty. Some groups (ECMWF, NRL) prefer to do their own bias correction. — Most users desired a single value characterising the uncertainty on each quantity they studied.
