On 11/15/2013 10:30 AM, Jonathan Gregory wrote:
Dear Steve et al.
I support the idea that the term "ensemble" be allowed (by whatever
machinery) as an alias for "realization".
It'd be fine to have an standard_name alias, I agree, but I think it should be
"ensemble_member", not "ensemble". The ensemble is the collection of members
(aka realizations).
It feels a bit backwards, doesn't it? By this logic shouldn't the
standard_name "time" be "snapshot" instead -- named for its individual
members, rather than for its collective?
"time" "depth", "longitude" and "latitude" axes all represent the
collection of many individual points. By analogy an "ensemble" axis
would be the collective of many individual members. It's true that, the
choice of "realization" as a standard_name took the opposite outlook.
hmmm ... Are we better off to maintain consistency with CF's well known
geo-spatial axis standard_names? or consistency with "realization"?
- Steve
axis="E" also seems like an appropriate step to maintain consistency
with other well known axis types, given the high likelihood that
ensemble axes will become commonplace in the future.
That would require a change to the convention to be proposed on a trac ticket
by someone.
Best wishes
Jonathan
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