Context:Admin:Analysis Regex

From Datashed Help

Name Match Regex is a regular expression that the import tool will use to "guess" which analysis each column header in an uploaded CSV is referring to. Check out the import tool's third step, Map Labels, for an example.

The regular expression in this field must be enclosed in slashes and should probably be case-insensitive (add an i after the final slash):

/regExpHere/i