Comparison - Excel by accinent

VIEWS: 29 PAGES: 2

									                              UK GEMINI 2.0                                                           MEDIN 2.3.1
                                                                                                                                                                                                                                                                                                                       Mark Comments following e-mail
                                                                                                                                                                                                                                                                                                                       response on differences from AGI
Number   Element Name                         Obligation Occurrence Element Name                                    Obligation Occurrence Notes                                                                    James Recommendation                                   Mark Comments                                and further discussion                       Action Taken
  1      Title                                    M           1     Resource title                                      M           1     Equivalent
  2      Alternative title                         O         N      Alternative resource title                           O         N      Equivalent
  3      Dataset language                          C         N      Resource language                                    C         N      Equivalent
  4      Abstract                                 M           1     Resource abstract                                   M           1     Equivalent
  5      Topic Category                            C         N      Topic category                                      M          N      Equivalent
  6      Keyword                                  M          N      Keywords                                            M          N      Equivalent
  7      Temporal extent                          M           1     Temporal extent                                      C          1     Difference in obligation. MEDIN requires at least one of the date types: Option A: MEDIN Temporal Extent becomes                I prefer Option A. I think that we           Action Required. Make temporal extent        DONE
                                                                                                                                          Temporal extent, Date of publication, Date of last revision, Date of     Mandatory. Advice can be given on encoding             should wherever possible force the           mandatory
                                                                                                                                          creation. Condition in MEDIN is complete if known.                       unknown temporal extent information. Or,               metadata to be GEMINI compliant.
                                                                                                                                                                                                                   Option B: Add advice to the MEDIN
                                                                                                                                                                                                                   specification to the effect that the equivalent
                                                                                                                                                                                                                   GEMINI element is mandatory. Metadata
                                                                                                                                                                                                                   claiming conformance with GEMINI must
                                                                                                                                                                                                                   include this element.
  8      Dataset reference date                   M            1       Date of publication                              M           1     Some confusion here. The MEDIN contents page lists this element as       Update MEDIN contents page.                            Agree                                        Action Required. Update Guidence             DONE
                                                                                                                                          Conditional. Section 16.2 header lists this element as Mandatory. From                                                                                                       Document
                                                                                                                                          the text it appears it should be Mandatory.
                                                                       Date of last revision                             C          1     Apparently not included in GEMINI.                                       Inclusion of this element in a MEDIN Metadata          Fine                                         No action required
                                                                                                                                                                                                                   record will not render it non-compliant with
                                                                                                                                                                                                                   GEMINI.
                                                                       Date of creation                                  C          1     Apparently not included in GEMINI.                                       Inclusion of this element in a MEDIN Metadata          Fine                                         No action required
                                                                                                                                                                                                                   record will not render it non-compliant with
                                                                                                                                                                                                                   GEMINI.
  10     Lineage                                  C            1       Lineage                                           C          1     Equivalent
  11     West bounding longitude                  M            1       West bounding longitude                          M           1     Equivalent
  12     East bounding longitude                  M            1       East bounding longitude                          M           1     Equivalent
  13     North bounding latitude                  M            1       North bounding longitude                         M           1     Equivalent
  14     South bounding latitude                  M            1       South bounding longitude                         M           1     Equivalent
  15     Extent                                   O            N       Extent                                           M          N      Difference in obligation. Note that the GEMINI element is optional.      Work with the AGI standards committee to               The MEDIN metadata tool creates the          I think we should mandate the IHO            SeaVox regions 'strongly'
                                                                                                                                          Furthermore, GEMINI requires the use of the ISO 3166 country codes. develop a cross domain set of extent                        extent automatically from the bounding       regions as they are the only ones that       recommended and element
                                                                                                                                          We have already identified the fact that these are not necessarily       vocabularies: ISO 3166, ICES areas and IHO             coordinates (which if I remember right       are worldwide and it is a managed list       made optional following
                                                                                                                                          applicable to marine applications, unless the closest country to the     S-53 sea areas. The list should be published           GeoData produced). I guess the               under SeaVox. Need agreement from            discussions in Standards
                                                                                                                                          location of the data is used.                                            in both GEMINI and MEDIN metadata                      question is that if you are not using the    the Standards Group first - Mark to          WG. Solution to search by
                                                                                                                                                                                                                   specifications. Until such a list is ratified I        tool then how can these be created           circulate to Standards WG. The portal        sea area should be explored
                                                                                                                                                                                                                   don't see this as a major breaking point               easily? ie where do you find the CVs?        review stated that 'The first version of     at the portal end of the
                                                                                                                                                                                                                   between GEMINI and MEDIN Metadata                      To make this element usefull for             the portal must support geographical         process.
                                                                                                                                                                                                                   standards. Change MEDIN obligation to                  searching then we should be                  searching based on drop down lists of
                                                                                                                                                                                                                   Optional.                                              recommending one CV (which one?) or          standard geographical units and a map
                                                                                                                                                                                                                                                                          provide geographic mappings between          based searching based on bounding
                                                                                                                                                                                                                                                                          them so if it is entered as an ICES area     boxes.' so we must mandate 1 vocab.
                                                                                                                                                                                                                                                                          then we can link to the IHO sea areas
                                                                                                                                                                                                                                                                          and search by that CV. I'll check with
                                                                                                                                                                                                                                                                          Roy Lowry as he is involved in a lot of
                                                                                                                                                                                                                                                                          work on extent vocabularies through a
                                                                                                                                                                                                                                                                          group called SeaVox - I will ask when I
                                                                                                                                                                                                                                                                          next see him. Suggest we hold off
                                                                                                                                                                                                                                                                          changing to optional for time being.
  16     Vertical extent information              O            1       Vertical extent information                      O             1       Equivalent
  17     Spatial reference system                 M            1       Spatial reference system                         M             1       Equivalent. MEDIN recommends the EPSG registry. GEMINI makes no
                                                                                                                                              recommendation.
  18     Spatial resolution                       C            1       Spatial resolution                                C            N       Difference in occurrence. This arises from the fact that GEMINI limits      Inclusion of an equivalent scale element in a   I think stick with what we have at the       ISO only supports the use of distance or Left as is.
                                                                                                                                              the method of reporting the resolution to a distance measurement.           MEDIN metadata record will not render it non-   moment and try to influence changes in       a map scale so even though we may
                                                                                                                                              MEDIN, following INSPIRE more closely, allows for both distance and         compliant with GEMINI. Absence of a distance    the GEMINI standard. GEMINI will be          want to put in a scale such as pressure
                                                                                                                                              equivalent scale to be used. The GEMINI requirement is noted in the         element from a MEDIN record will render it      used for INSPIREs implementation in          it is difficult for us to that at the
                                                                                                                                              MEDIN specification already.                                                non-compliant with GEMINI. Option A:            UK and if it is not complient with the       moment. Leave as is at present but
                                                                                                                                                                                                                          GEMINI is amended to allow for both methods     INSPIRE metadat a rules now then I am        continue to raise with GEMINI to try to
                                                                                                                                                                                                                          of reporting the spatial resolution and the     sure that they will change it to be if we    influence changes in the ISO standard.
                                                                                                                                                                                                                          occurrence is changed to multiple or, Option    point this out to them. Also I think it is
                                                                                                                                                                                                                          B: Require that MEDIN metadata records          important to have scale as an option
                                                                                                                                                                                                                          include at least one definition of the scale    rather than just distance in meters - the
                                                                                                                                                                                                                          using the distance element.                     later is a very limited view of how
                                                                                                                                                                                                                                                                          spatial resolution may be represented -
                                                                                                                                                                                                                                                                          e.g. atmospheric (or marine!) scientists
                                                                                                                                                                                                                                                                          may want to represent it as a pressure.
                                                                                                                                                                                                                                                                          I am reliable informed that including
                                                                                                                                                                                                                                                                          scale was fought hard to be included in
                                                                                                                                                                                                                                                                          !SO19111. Happy to be non_GEMINI
                                                                                                                                                                                                                                                                          compliant in this case!

  19     Resource locator                         C            N       Resource locator                                 C             N       Equivalent
  21     Data format                              O            N       Data format                                      O             N       Equivalent
  23     Responsible organisation                 M            N       Responsible party                                M             N       In general both specifications require that responsible party               Add Distributor (M) to MEDIN. Request that      I think a lot of this comes down to the
 23A     Distributor                              M            N                                                                              information is provided. However, GEMINI specifically requires details      Originator and Data points of contact are       Responsible Party Role CV as defined
                                                                       Originator                                       M             N       of at least one Distributor. MEDIN specifically requires details at least   added to GEMINI.                                by INSPIRE and replicated in GEMINI.
                                                                       Data point of contact                            M             N       one Originator and at least one Data.                                                                                       Originator is already in that list so I do   Action Required. This is OK as GEMINI        GEMINI2 has been updated
                                                                                                                                                                                                                                                                          not think we need to ask GEMINI to add       as per e-mail but not explicit in GEMINI     to reflect discussions and
                                                                                                                                                                                                                                                                          it. I think for MEDIN we are asking for      guidence. Suggest - Add 'Distributor' to     the MEDIN standard updated
                                                                                                                                                                                                                                                                          is details of who created the resourse       list of contact roles and make it            to make Originator,
                                                                                                                                                                                                                                                                          and who has the data for it (important       optional, change term 'Data point of         Custodian and Data point of
                                                                                                                                                                                                                                                                          in a DAC sense). So the former is            contact' to 'Custodian' to save on           contact mandatory. EDMO
                                                                                                                                                                                                                                                                          covered in the CV by originator and the      confusion. Leave Originator and              has also been made
                                                                                                                                                                                                                                                                          later is equivalent to the responsible       Custodian as mandatory.                      mandatory for organisation
                                                                                                                                                                                                                                                                          party role of 'custodian' and I suggest                                                   IDs following discussion in
                                                                                                                                                                                                                                                                          we change 'Data point of contact' to use                                                  MEDIN Standards WG.
                                                                                                                                                                                                                                                                          that terminology at least in the
                                                                                                                                                                                                                                                                          guideline. I am not sure why out of all
                                                                                                                                                                                                                                                                          the possible responsible party roles
                                                                                                                                                                                                                                                                          GEMINI has chosen distributer to be
                                                                                                                                                                                                                                                                          mandatory for datasets and dataset
                                                                                                                                                                                                                                                                          series as i cannot find this being
                                                                                                                                                                                                                                                                          explicit in INSPIRE. I think clarification
  24     Frequency of update                      M            1       Frequency of update                              M             1       Equivalent
  25     Limitations on public access             M            N       Limitations on public access                     M             N       GEMINI controlled vocabulary is a subset of MD_RestrictionCode              Add note to MEDIN specification giving details Agree                                         Action Required. give option of full list,   DONE
                                                                                                                                              (licence, restricted, other restrictions).                                  of the GEMINI code list subset.                                                              with note on which 3 GEMINI specify

  26     Use constraints                          M            N       Conditions for access and use constraints        M             N       Equivalent
  27     Additional information source            O            1       Additional information source                    O             1       Equivalent
  30     Metadata language                        C            1       Metadata language                                M             1       Difference in obligation. GEMINI condition = required for INSPIRE.          Leave unchanged. Inclusion of metadata          Agree                                        No action required
                                                                                                                                                                                                                          language in a MEDIN metadata record does
                                                                                                                                                                                                                          not render it non-compliant with GEMINI.
  33     Metadata date                       M   1   Date of update of metadata          M   1   Equivalent                                                                Suggest changing the name of the MEDIN         Agree - It is also Metadata Date in       Action Required to change name. Has      No Action taken but will
                                                                                                                                                                           element to Metadata Date.                      INSPIRE                                   been suggested to split field into       influence through Location
                                                                                                                                                                                                                                                                    creation and last updated but ISO does   Programme/AGI Standards
                                                                                                                                                                                                                                                                    not support this for metadata on         Committee.
  35     Metadata point of contact           M   N   Metadata point of contact           M   1   Difference in occurrence.                                                 Difference in occurrence should not render     Agree                                     metadata so have to leave as is.
                                                                                                                                                                                                                                                                    No action required
                                                                                                                                                                           respective metadata records non-compliant
                                                                                                                                                                           across the MEDIN / GEMINI domains.

  36     Unique resource identifier          M   1   Unique resource identifier          M   1   Equivalent
  37     Spatial data service type           C   1   Spatial data service type           C   1   Equivalent
  38     Coupled resource                    C   N   Coupled resource                    C   N   Equivalent
  39     Resource type                       M   1   Resource type                       M   1   Equivalent
  40     Originating controlled vocabulary   C   1   Originating Controlled Vocabulary   M   N   Difference in obligation and occurrence. The GEMINI condition is that     Raise the issue of occurrence with AGI         Happy with the difference in obligation   Need furtehr clarification with Gemini   No Action required
                                                                                                 the element is required if keywords are from a controlled vocabulary.     standards committee. It is considered that, as and occurance and agree we should         that we can have many lists from which
                                                                                                 The difference in occurrence is possibly subtle. A set of keywords will   the specifications stand, a MEDIN metadata     raise with AGI standards Committee.       there is 1 or more keyword.
                                                                                                 be drawn from one vocabulary. However, more than one set of               record will comply with GEMINI in terms of
                                                                                                 keywords, each set being drawn from a different vocabulary, may be        keywords and originating controlled
                                                                                                 included in a metadata record. Therefore, the occurrence is 1 per         vocabulary.
                                                                                                 keyword set but N per metadata record.
  41     Conformity                          C   1   Degree of conformity                C   1   Equivalent
  42     Specification                       C   1   Specification                       C   N   Difference in occurrence. A conformance (DQ_ConformanceResult)            Change MEDIN occurrence to 1. Change           Agree. A multidisciplinary dataset        Action Required. Change MEDIN            DONE
                                                                                                 statement has one specification statement. However, a metadata            occurrence of MEDIN Element 25 from 1 to       maybe conformant with more than 1         occurrence to 1
                                                                                                 record may include more than one conformance statement.                   multiple in line with INSPIRE.                 data specification (whenever they are
                                                                                                                                                                                                                          all published and agreed)
                                                     Metadata standard name              M   1   Not included in GEMINI                                                    Request that GEMINI includes this element.     Agree                                     GEMINI are not interested so leave as
                                                                                                                                                                                                                                                                    is. No action required
                                                                                         M                                                                                                                                                                          GEMINI are not interested so leave as
                                                     Metadata standard version               1   Not included in GEMINI                                                    Request that GEMINI includes this element.     Agree                                     is. No action required



                                                                                                                                                                           Other things to consider for changes

                                                                                                                                                                           New data format CV                                                                       Need to implement in tools and guidence Included in MEDIN Guidence




         D
Obligation escription
M        Mandatory
O        Optional
C        Conditional

								
To top