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Dear all,<br>
<br>
The meeting minutes from our DRS discussion last Wednesday
03/20/2013 have been archived here:
<a class="moz-txt-link-freetext" href="http://earthsystemcog.org/projects/downscalingmetadata/meetings">http://earthsystemcog.org/projects/downscalingmetadata/meetings</a><br>
<br>
Please find below summary and TODO items. <br>
<br>
<br>
<div class="ace-line" id="magicdomid839"><span class="author-p-11167
u"><u>Summary:</u></span></div>
<div class="ace-line" id="magicdomid840"><br>
</div>
<div class="ace-line" id="magicdomid1457"><span
class="author-p-11167">1. We are discussing the "DRS" structure
(which does not necessarily explicitly map to a directory
structure)</span></div>
<div class="ace-line" id="magicdomid1454"><span
class="author-p-11167">Focusing the discussion on: </span><span
class="author-g-l0uz122z2yc04dsl6ybj">face</span><span
class="author-p-11167">t</span><span
class="author-g-l0uz122z2yc04dsl6ybj">s / sequence of facets</span><span
class="author-p-11167">; what is and isn't required;</span></div>
<div class="ace-line" id="magicdomid1464">
<ul class="list-bullet1">
<li><span class="author-p-11167">Proposed facets -</span></li>
</ul>
</div>
<div class="ace-line" id="magicdomid2159">
<ul class="list-bullet2">
<li><span class="author-p-11167">/projectID/sub-project/product/institution/predictorModel/experimentID/frequency/realm/MIPtable/Predictor_experiment_rip/predictorversion/downscalingMethod/variableName/region/DownscaledDataversion/file_name.nc</span></li>
</ul>
</div>
<div class="ace-line" id="magicdomid1927">
<ul class="list-bullet2">
<li><span class="author-p-11167">Example:</span></li>
</ul>
</div>
<div class="ace-line" id="magicdomid1942">
<ul class="list-bullet2">
<li><span class="author-p-11167">/ncpp2013/perfectModel/downscaled/NOAA-GFDL/GFDL-HIRAM-C360-coarsened/amip/day/atmos/day/r1i1p1/v20121024/GFDL-ARRMv1/tasmax/US48/v20120227/tasmax_day_amip_r1i1p1_downscaled_US48_GFDLARRMv1_19790101-19831231.nc</span></li>
</ul>
<p><br>
</p>
</div>
<div class="ace-line" id="magicdomid1107">
<ul class="list-bullet2">
<li><span class="author-p-11167">All agreed on following facets
and values: </span></li>
</ul>
</div>
<blockquote>
<div class="ace-line" id="magicdomid1687">
<ul class="list-bullet3">
<li><span class="author-p-11167 b"><b>project</b></span></li>
</ul>
</div>
<div class="ace-line" id="magicdomid2121">
<ul class="list-bullet3">
<li><span class="author-p-11167 b"><b>sub-project</b></span><span
class="author-p-11167"> - not sure about the value of this
facet for NASA data; for GFDL - "perfectModel"; NASA would
like to use this for quantile or quartile data as a
sub-group - recommended to use VariableID for that;</span></li>
</ul>
</div>
<div class="ace-line" id="magicdomid1685">
<ul class="list-bullet3">
<li><span class="author-p-11167 b"><b>product</b></span><span
class="author-p-11167"> = downscaled;</span></li>
</ul>
</div>
<div class="ace-line" id="magicdomid2206">
<ul class="list-bullet3">
<li><span class="author-p-11167 b"><b>institution </b></span><span
class="author-p-11167">- (important as a facet, NO need
for search on it)</span></li>
</ul>
</div>
<div class="ace-line" id="magicdomid2157">
<ul class="list-bullet3">
<li><span class="author-p-11167 b"><b>predictor model</b></span><span
class="author-p-11167"> = model that is downscaled or
coarse version of high-res model for perfect model
setting; (this facet is used instead of ModelID);</span></li>
</ul>
</div>
<div class="ace-line" id="magicdomid2278">
<ul class="list-bullet3">
<li><span class="author-p-11167 b"><b>experimentID</b></span><span
class="author-p-11167"> = amip, or other; value =
'historical' is acceptable as long as the data are not
CMIP5 data;</span></li>
</ul>
</div>
<div class="ace-line" id="magicdomid1967">
<ul class="list-bullet3">
<li><span class="author-p-11167 b"><b>frequency, realm, MIP
table</b></span><span class="author-p-11167"> - all
agreed on these facets and their values to follow CMIP5
requirements - for ex. mon or day, atmos, amon,
respectively; </span></li>
</ul>
</div>
<div class="ace-line" id="magicdomid1979">
<ul class="list-bullet3">
<li><span class="author-p-11167 b"><b>Predictor_experiment_rip</b></span><span
class="author-p-11167"> - all agreed on these facets;
value comes from the original model; TODO: KT will compare
this with CORDEX document on archive definition, and with
CMIP5 requirements;</span></li>
</ul>
</div>
<blockquote>
<div class="ace-line" id="magicdomid1670">
<ul class="list-bullet4">
<li><span class="author-p-11167">Seems that there is no rip
for ensembles; Needs to be added - TODO: KT would look
into this.</span></li>
</ul>
</div>
</blockquote>
<div class="ace-line" id="magicdomid2283">
<ul class="list-bullet3">
<li><span class="author-p-11167 b"><b>predictorversion</b></span><span
class="author-p-11167"> = the version of the predictor
dataset;</span></li>
</ul>
</div>
<div class="ace-line" id="magicdomid2281">
<ul class="list-bullet3">
<li><span class="author-p-11167 b"><b>downscalingMethod = </b></span><span
class="author-p-11167">specific statistical method or a
specific dynamical model;</span></li>
</ul>
</div>
<div class="ace-line" id="magicdomid1720">
<ul class="list-bullet3">
<li><span class="author-p-11167 b"><b>variableName </b></span><span
class="author-p-11167">- accepted as a facet by all;</span></li>
</ul>
</div>
</blockquote>
<blockquote>
<div class="ace-line" id="magicdomid1746">
<ul class="list-bullet3">
<li><span class="author-p-11167 b"><b>region </b></span><span
class="author-p-11167">- CONUS or US48 - TODO: KT - will
send around information about how to indicate region in
CMIP5;</span></li>
</ul>
</div>
<div class="ace-line" id="magicdomid2285">
<ul class="list-bullet3">
<li><span class="author-p-11167 b"><b>Downscaleddataversion</b></span><span
class="author-p-11167"> = date the downscaled data were
produced;</span></li>
</ul>
</div>
<div class="ace-line" id="magicdomid1829">
<ul class="list-bullet3">
<li><span class="author-p-11167 b"><b>Filenames</b></span><span
class="author-p-11167"> for NASA have been following CMIP5
convention; same for GFDL;</span></li>
</ul>
</div>
<blockquote>
<div class="ace-line" id="magicdomid1788">
<ul class="list-bullet4">
<li><span class="author-p-11167">filenames need to be
unique;</span></li>
</ul>
</div>
<div class="ace-line" id="magicdomid2303">
<ul class="list-bullet4">
<li><span class="author-p-11167">Important to have
"predictor model" also in addition to "downscaling
method" within the filename;</span></li>
</ul>
</div>
<div class="ace-line" id="magicdomid1900">
<ul class="list-bullet4">
<li><span class="author-p-11167">need to have "region"; </span></li>
</ul>
</div>
<div class="ace-line" id="magicdomid1915">
<ul class="list-bullet4">
<li><span class="author-p-11167">could skip product="</span><span
class="author-p-11167 b"><b>downscaled</b></span><span
class="author-p-11167">" from the filename; </span></li>
</ul>
</div>
</blockquote>
</blockquote>
<div class="ace-line" id="magicdomid1899"><br>
</div>
<div class="ace-line" id="magicdomid1916">
<ul class="list-bullet1">
<li><span class="author-p-11167">Other issues: </span></li>
</ul>
</div>
<blockquote>
<div class="ace-line" id="magicdomid1891">
<ul class="list-bullet3">
<li><span class="author-p-11167">"tracking ID" can be in
netCDF headers - should have that information; not in the
DRS;</span></li>
</ul>
</div>
</blockquote>
<div class="ace-line" id="magicdomid1913"><br>
</div>
<div class="ace-line" id="magicdomid1842"><span
class="author-p-11167">2. Questions:</span></div>
<div class="ace-line" id="magicdomid1867">
<ul class="list-bullet1">
<li><span class="author-p-11167">from NASA - DOI for that data -
would like to have this in the attributes? How others are
handling that? it will not be searchable; TODO: could ask
go-essp list about that;</span></li>
</ul>
</div>
<div class="ace-line" id="magicdomid2306">
<ul class="list-bullet1">
<li><span class="author-p-11167">KT - may be there could be a
version number place in CMIP5 sequencing - will check for
consistency;</span></li>
</ul>
</div>
<div class="ace-line" id="magicdomid1912"><br>
</div>
<div class="ace-line" id="magicdomid1714"><span
class="author-p-11167">2. </span><span class="author-p-11167 b"><b>Summary</b></span><span
class="author-p-11167">: We agree on facets, values of facets
and sequencing of facets - except for what Dr. Karl Taylor will
check on; To communicate via email to obtain final decisions;</span></div>
<div class="" id="magicdomid159"><br>
</div>
<div class="" id="magicdomid160"><br>
Please let me know if you find any discrepancies in the archived
minutes or in the summary notes;<br>
<br>
<br>
Best regards,<br>
Galia<br>
<br>
</div>
<br>
<pre class="moz-signature" cols="72">--
Galia Guentchev, PhD
Project Scientist
National CLimate
Predictions and
Projections
Platform (NCPP)
NCAR RAL CSAP
FL2 3103
3450 Mitchell Lane
Boulder, CO, 80301
phone: 303 497 2743 </pre>
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