Changes between Version 5 and Version 6 of pstamp_version_2_features

Timestamp:

May 2, 2013, 6:25:11 PM (13 years ago)

Author:

bills

Comment:

--

pstamp_version_2_features

@@ -3 +3 @@
 This page describes new features available in the IPP Postage Stamp server with version 2 of the
 request specification released 2013-05-02. A pdf of the specification is attached to [wiki:PostageStampServer].
+
+The ipp programs pstamp_request_file and psmkreq have been updated to create files in this format. The
+server happily accepts files in version 1 as well.
 
 === Request File Header ===
@@ -12 +15 @@
 
 '''ACTION''' is a new keyword that tells the system what to do with the request file.
-Users building and submitting their own request files should always set '''ACTION''' to PROCESS.
+Users building and submitting their own request files should always set '''ACTION''' to the value PROCESS.
 
 The web interface will use other values for this keyword to trigger the server's "preview" mode.
@@ -26 +29 @@
 Two columns in the request specification are used to select images of interest using the release system.
 
-SURVEY_NAME is a string used to select which survey from which to select images. 
+'''SURVEY_NAME''' is a string used to select which survey from which to select images. 
 Allowed values are the same as the PSPS survey definitions. 
 
@@ -66 +69 @@
 
 Note that at this time the release tables are only populated for 3PI, SSS, and the MD surveys.
+We do not expect that the CAL surveys will ever be populated.
 
 
@@ -78 +82 @@
 in that release. Images will be selected from the 3PI.nightly release for
 exposures that were observed after the processing for 3PI.PV1 was done.
+
+Note that byid requests bypass the release system since by definition these requests
+specify the exact images to be chosen.
 
 '''DATA_GROUP''' is ignored when '''SURVEY_NAME''' or '''IPP_RELEASE''' is supplied.
@@ -102 +109 @@
 the region of interest. Previously it returned a copy of the entire input cmf. 
 
+For chip stage the sources are extracted from the corresponding camera stage smf file. For historical
+magic related reasons requests for cmfs were previously silently ignored.
+
+Warp stage sources are extracted from the warp stage cmfs.
+
 For stacks sources from the staticsky/skycal stages are returned if the stack is marked as calibrated in
 the release tables.  Previously it returned the cmf from the stack stage which were sources detected
-in the input exposures and thus not particularly useful
+in the input exposures and thus were not particularly useful. 
+
+=== Zero Points ===
+For stacks selected using the release system which are marked as being calibrated, data from the header from
+the skycal cmf file is included in the image postage stamps.
+
+This means that the zero points measured by the skycal stage are given. More info to be supplied.
+
+In the near future the headers for chip stage images will be augmented from results of the DVO calibration
+analysis including information about the "ubercalibration" of the exposure.
+
+Cheers Bill Sweeney 2013-05-03