CSV Missingness Pattern Auditor
Inspect joint missing-value patterns and complete-case record numbers under an exact token policy.
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How to use CSV Missingness Pattern Auditor
See which selected fields are absent together instead of looking only at separate column totals. The report includes pairwise co-missing counts and source CSV record numbers without deleting or changing data.
- Enter input, selected columns, missing tokens json.
- Choose the settings for csv missingness pattern auditor, then run the tool.
- Review the result and any limitations before copying or downloading it.
Good to know
- 200,000 characters,5000 records,30 selected columns and500 detailed patterns. Column names use the explicit comma-separated selector.
- Exact string tokens only; a complete-case row is not automatically a statistically valid analysis sample.
- Processing is local. Output is limited to 1,000,000 text characters unless a stricter file limit is stated.
Common questions
Does this identify why my data are missing?
No. It counts observed patterns. It does not infer a missing-data mechanism or recommend dropping records.
Is this input sent to a server?
No. The application processes this input inside your browser tab and does not save it to persistent storage.
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