lean on these hierarchical…
Patents already have fairly rich classifications (IPC and CPC) — did you lean on these hierarchical classification tags when training your categorization model?
By John Ohno on January 5, 2020.
[Canonical link](https://medium.com/@enkiv2/patents-already-have-fairly-rich- classifications-ipc-and-cpc-did-you-lean-on-these-hierarchical-eba28918354f)
Exported from Medium on September 18, 2020.
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