Glossary Term
Outlier
Performance MetricsEN
Definition
An observation in a data set that is numerically distant from the rest of the data.
Extended Notes
Source: National Cancer Institute, NCI Thesaurus 26.09d, C79083. NCI definition, reproduced without modification under CC BY 4.0. Source identity and definition checked automatically on 2026-10-18. No individual clinical interpretation or human reviewer is asserted.
Also Known As
Outlier
References
- NCI Thesaurus 26.09d — Outlier (C79083)
- Source: National Cancer Institute, NCI Thesaurus 26.09d, C79083. NCI definition, reproduced without modification under CC BY 4.0.
- Proton Therapy in Nasopharyngeal Carcinoma: An Outlier in Head and Neck Cancer? — Int J Radiat Oncol Biol Phys, 2026-10-14 (PMID 42874642; literature)