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Hierarchical classification is a system of grouping things according to a hierarchy.cite-ref-1[1]

In the field of machine learning, hierarchical classification is sometimes referred to as instance space decomposition,cite-ref-2[2] which splits a complete multi-class problem into a set of smaller classification problems.

• See also

• References

• External links

• Deductive classifier

• Cascading classifiers

• Faceted classification

cite-note-11. ↑ "Hierarchical Classification". Curriculum Resources for Michigan Agriculture Teachers. Retrieved 23 July 2022.

cite-note-22. ↑ citerefcohenrokachmaimon2007Cohen, S.; Rokach, L.; Maimon, O. (2007). "Decision-tree instance-space decomposition with grouped gain-ratio". Information Sciences. 177 (17). Elsevier: 3592–3612. doi:10.1016/j.ins.2007.01.016.

• Hierarchical Classification – a useful approach for predicting thousands of possible categories