Skip to content
SynAc
Term

Overfitting

an undesirable machine learning behavior that occurs when the machine learning model gives accurate predictions for training data but not for new data

Senses

Sense 1

an undesirable machine learning behavior that occurs when the machine learning model gives accurate predictions for training data but not for new data

References
  • NICCS (CISA) Cybersecurity VocabularyJan 06, 2026
    NICCS glossary export (CSV)
    https://niccs.cisa.gov/rest/vocab/export-csv
    NICCS is a CISA (DHS) program. Individual glossary entries include a "From" attribution (e.g., CNSSI 4009, NIST SPs, NICE Framework). Treat "From" values as upstream provenance and verify before quoting large portions of text.
    Source: NICCS (CISA) Cybersecurity Vocabulary (niccs.cisa.gov).