Status report on the implementation of gisc at cma LI Xiang nmic, cma



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Status report on the implementation of GISC at CMA

  • Li Xiang

  • NMIC, CMA

  • 2010.2


To support WIS/GISC’s functions and provide the services of DAR, Data request, Data subscription and GTS data ingest to WIS centers and authorized users.

  • To support WIS/GISC’s functions and provide the services of DAR, Data request, Data subscription and GTS data ingest to WIS centers and authorized users.







Metadata files: 114,495, including the metadata files for

  • Metadata files: 114,495, including the metadata files for

    • GTS data (Vol C1): 59,175
    • CMA NWP + FY satellite data : 1,222
    • TIGGE products: 54,098 (10 centers’ products)








Directory navigation

  • Directory navigation



Web Interface (subscribe data)

  • Web Interface (subscribe data)

  • Subscription parser (data order, dissemination metadata)

  • Service management (queue, monitoring)

  • Data dissemination (ftp, http, email)



GTS

  • GTS

  • Internet

    • protocols: ftp, http, email
    • other centers, end-users


Implemented the services

  • Implemented the services

    • Metadata synchronization
      • OAI-PMH, FTP
    • Remote data request/reply
      • Access JMA data from CMA WIS portal
      • Access CMA data from JMA WIS portal
    • Web Data Ingest


Metadata

  • Metadata

    • DWD Metadata generator
    • Dissemination metadata
      • Contents, XML template
      • Service backup
    • CMA Metadata synchronization components: harvester and provider


Metadata synchronization test (2010.1)

  • Metadata synchronization test (2010.1)

  • Test beds

    • CMA: in-house software
    • DWD: GeoNetwork
  • Test results

    • CMA harvesting metadata from DWD provider:12387 metadata in 14940s (1.206s/rec)
    • DWD harvesting metadata from CMA provider :47326 metadata in 64441s (1.361s/rec)


Participants:

  • Participants:

      • CMA, DWD, JMA
      • WISPO
  • Discussion on

      • DAR Metadata
      • Data Synchronization
      • Metadata Synchronization
      • Service Monitoring and Service Backup
  • Outcomes

      • test plans for metadata synchronization
      • the document related to DAR metadata, including metadata file identifier, usage of keywords, usage of ISO element for accessing online data and products, and submited it to CBS expert team.


HKO will operate a DCPC in connection with the World Weather Information Service (WWIS) and Severe Weather Information Centre (SWIC) under the WMO Public Weather Services Programme.

  • HKO will operate a DCPC in connection with the World Weather Information Service (WWIS) and Severe Weather Information Centre (SWIC) under the WMO Public Weather Services Programme.

  • Beijing will be one of its the associated GISC

  • NMIC, CMA and HKO made discussion on WIS development in Beijing in November, 2009

  • Metadata provision tests

    • planned in March






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