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Vol. I · No. 251
Mon · 8 Jun
A Daily Lexicon of Trustworthy Data
The Lexicon

006·317

ground truth

/ɡraʊnd truːθ/ - n.

1 [colloq.] One analyst's spreadsheet, promoted to truth because no one else volunteered.Keep. Punchy.This is the problem.

Working definition

2. The reference labels treated as correct, against which a model's outputs are measured.

Promoted
Seen in the wild · 1
See also
  • data labelingThe step where the team discovers it never agreed on the categories.
  • label driftDefinition drift, now with a confidence interval.
  • model evaluationThe benchmark the model passes, chosen after seeing which benchmark it passes.
  • training dataWhatever was easiest to export, now load-bearing.