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PCE
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DIFF Subgroup
G06F 16/907

Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually

Introduced: January 2019

Full Title

Information retrieval; Database structures therefor; File system structures therefor > Details of database functions independent of the retrieved data types > Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 2019.

Child Classifications

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  • G06F 16/908 using metadata automatically derived from the content since 2019 IPC+CPC Available in IPC and CPC
  • G06F 16/909 using geographical or spatial information, e.g. location (spatiotemporally dependent retrieval from the web G06F16/9537) since 2019 IPC+CPC Available in IPC and CPC