DIFF Subgroup
G06F 16/687 using geographical or spatial information, e.g. location
Introduced: January 2019
Full Title
Information retrieval; Database structures therefor; File system structures therefor > of audio data > Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually > using geographical or spatial information, e.g. location
No child classifications to compare. This is a leaf node in both IPC and CPC.