Data cleaning (numeric)
Extract finite numbers from messy text.
Calculator
How to use
Heuristic
Manual review for production data.
Educational use only. For assessments, show reasoning and check boundary cases.
Extract finite numbers from messy text.
Manual review for production data.
Educational use only. For assessments, show reasoning and check boundary cases.
Model / formula
Strip to finite numbers only
Result
Kept 3 numbers: 1, 3, 4